diff --git a/codegen/build.gradle.kts b/codegen/build.gradle.kts
index 8fb1fab64..2f78a4420 100644
--- a/codegen/build.gradle.kts
+++ b/codegen/build.gradle.kts
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/config/checkstyle/checkstyle.xml b/codegen/config/checkstyle/checkstyle.xml
index f54674c78..533472fb9 100644
--- a/codegen/config/checkstyle/checkstyle.xml
+++ b/codegen/config/checkstyle/checkstyle.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <!--
-  ~ Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+  ~ Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License").
   ~ You may not use this file except in compliance with the License.
@@ -32,7 +32,7 @@
     <!-- Files must contain a copyright header. -->
     <module name="RegexpHeader">
         <property name="header"
-                  value="/\*\n \* Copyright 202\d Amazon\.com, Inc\. or its affiliates\. All Rights Reserved\.\n"/>
+                  value="/\*\n \* Copyright Amazon\.com, Inc\. or its affiliates\. All Rights Reserved\.\n"/>
         <property name="fileExtensions" value="java"/>
     </module>
 
diff --git a/codegen/config/checkstyle/suppressions.xml b/codegen/config/checkstyle/suppressions.xml
index 55b1a0231..e1564229e 100644
--- a/codegen/config/checkstyle/suppressions.xml
+++ b/codegen/config/checkstyle/suppressions.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+  ~ Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License").
   ~ You may not use this file except in compliance with the License.
diff --git a/codegen/config/spotbugs/filter.xml b/codegen/config/spotbugs/filter.xml
index 4b9455676..cd679316f 100644
--- a/codegen/config/spotbugs/filter.xml
+++ b/codegen/config/spotbugs/filter.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+  ~ Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License").
   ~ You may not use this file except in compliance with the License.
diff --git a/codegen/settings.gradle.kts b/codegen/settings.gradle.kts
index d62e52310..de1f3e469 100644
--- a/codegen/settings.gradle.kts
+++ b/codegen/settings.gradle.kts
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen-test/build.gradle.kts b/codegen/smithy-go-codegen-test/build.gradle.kts
index 319499c67..e8bc7764b 100644
--- a/codegen/smithy-go-codegen-test/build.gradle.kts
+++ b/codegen/smithy-go-codegen-test/build.gradle.kts
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/build.gradle.kts b/codegen/smithy-go-codegen/build.gradle.kts
index 2f3651a8e..86608fddc 100644
--- a/codegen/smithy-go-codegen/build.gradle.kts
+++ b/codegen/smithy-go-codegen/build.gradle.kts
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/AddOperationShapes.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/AddOperationShapes.java
index e678e010e..df4c5422e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/AddOperationShapes.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/AddOperationShapes.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ApplicationProtocol.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ApplicationProtocol.java
index c4a20f587..f291ab215 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ApplicationProtocol.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ApplicationProtocol.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ClientOptions.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ClientOptions.java
index ba4b59482..7bca44aed 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ClientOptions.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ClientOptions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/CodegenUtils.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/CodegenUtils.java
index 9089afe98..214f881f9 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/CodegenUtils.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/CodegenUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/CodegenVisitor.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/CodegenVisitor.java
index ab9d801bb..8617b3108 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/CodegenVisitor.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/CodegenVisitor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/DocumentationConverter.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/DocumentationConverter.java
index bc69ab8d0..c913f3bf8 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/DocumentationConverter.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/DocumentationConverter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/EnumGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/EnumGenerator.java
index 496ffffce..77b59ae97 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/EnumGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/EnumGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/EventStreamGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/EventStreamGenerator.java
index d929b74f0..fd3df53cf 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/EventStreamGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/EventStreamGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoCodegenContext.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoCodegenContext.java
index 99ab77926..131fb8369 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoCodegenContext.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoCodegenContext.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoCodegenPlugin.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoCodegenPlugin.java
index 935b03cb4..9ce45b8c0 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoCodegenPlugin.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoCodegenPlugin.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoDelegator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoDelegator.java
index 364aabebe..e06481b0e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoDelegator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoDelegator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoDependency.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoDependency.java
index e526bc3d1..650129e32 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoDependency.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoDependency.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoEventStreamIndex.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoEventStreamIndex.java
index 03b6ad4e7..ed6c1f09d 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoEventStreamIndex.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoEventStreamIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoJmespathExpressionGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoJmespathExpressionGenerator.java
index 32a3cd8e2..bcc76c3f2 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoJmespathExpressionGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoJmespathExpressionGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoModGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoModGenerator.java
index a4b6f81e2..830bbf4c4 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoModGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoModGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoModuleInfo.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoModuleInfo.java
index d49c81ce5..881ccf7d1 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoModuleInfo.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoModuleInfo.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoSettings.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoSettings.java
index 646865b4c..b207f4728 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoSettings.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoSettings.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoStackStepMiddlewareGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoStackStepMiddlewareGenerator.java
index 87a087cdb..533cd2d32 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoStackStepMiddlewareGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoStackStepMiddlewareGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoStdlibTypes.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoStdlibTypes.java
index 2b642c10f..26f6dfbdc 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoStdlibTypes.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoStdlibTypes.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoUniverseTypes.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoUniverseTypes.java
index 0482f8b71..a4cff3b73 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoUniverseTypes.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoUniverseTypes.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoValueAccessUtils.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoValueAccessUtils.java
index 5f48eade4..a58accdc3 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoValueAccessUtils.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoValueAccessUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoWriter.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoWriter.java
index c6e98666d..25dc1e1cf 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoWriter.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/GoWriter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ImportDeclarations.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ImportDeclarations.java
index 92a3ee375..a2b528057 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ImportDeclarations.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ImportDeclarations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/IntEnumGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/IntEnumGenerator.java
index e211ba74a..c56b8ab20 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/IntEnumGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/IntEnumGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ManifestWriter.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ManifestWriter.java
index 38c09e2f3..5b99e5b6a 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ManifestWriter.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ManifestWriter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/MiddlewareIdentifier.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/MiddlewareIdentifier.java
index 7a2a5a2c5..41797fa27 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/MiddlewareIdentifier.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/MiddlewareIdentifier.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  */
 
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/OperationGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/OperationGenerator.java
index 51b580f0e..674da9edb 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/OperationGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/OperationGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ProtocolDocumentGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ProtocolDocumentGenerator.java
index 046a7a757..d14e180af 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ProtocolDocumentGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ProtocolDocumentGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SemanticVersion.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SemanticVersion.java
index bc55c1604..1ae30c620 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SemanticVersion.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SemanticVersion.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ServiceGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ServiceGenerator.java
index da823214d..3bacb2f03 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ServiceGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ServiceGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SetOperationInputContextMiddleware.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SetOperationInputContextMiddleware.java
index 7854b2eba..92aab4273 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SetOperationInputContextMiddleware.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SetOperationInputContextMiddleware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ShapeValueGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ShapeValueGenerator.java
index 82b79da35..0bfec6b95 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ShapeValueGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/ShapeValueGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SmithyGoDependency.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SmithyGoDependency.java
index 8e9679267..9867e614e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SmithyGoDependency.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SmithyGoDependency.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SmithyGoTypes.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SmithyGoTypes.java
index e69e6e83e..f1b1cfeb3 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SmithyGoTypes.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SmithyGoTypes.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/StructureGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/StructureGenerator.java
index cb2a12ca2..bd54b210f 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/StructureGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/StructureGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SymbolUtils.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SymbolUtils.java
index a82c39281..f91135bfc 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SymbolUtils.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SymbolUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SymbolVisitor.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SymbolVisitor.java
index ee3b5c2b5..cc386d1db 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SymbolVisitor.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/SymbolVisitor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/Synthetic.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/Synthetic.java
index fc7a7a071..f446e728b 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/Synthetic.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/Synthetic.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/TriConsumer.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/TriConsumer.java
index 443b4ac7c..f27f35b35 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/TriConsumer.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/TriConsumer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/UnionGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/UnionGenerator.java
index 53aa06264..b3faf9dae 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/UnionGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/UnionGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/UnresolvableProtocolException.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/UnresolvableProtocolException.java
index 71aae8950..b8649260d 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/UnresolvableProtocolException.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/UnresolvableProtocolException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthGenerator.java
index e20c5bc0b..bc5d4b01e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParameter.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParameter.java
index 007a3b96d..4984aa5e4 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParameter.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParameter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersGenerator.java
index 70171b2fc..12355186b 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersResolver.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersResolver.java
index b5e037dff..df5fc5aa5 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersResolver.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersResolverGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersResolverGenerator.java
index 316be0b18..4cdff215c 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersResolverGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthParametersResolverGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthSchemeResolverGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthSchemeResolverGenerator.java
index 46befd07b..a289e324e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthSchemeResolverGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/AuthSchemeResolverGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/GetIdentityMiddlewareGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/GetIdentityMiddlewareGenerator.java
index bed1cf774..e9604e432 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/GetIdentityMiddlewareGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/GetIdentityMiddlewareGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/ResolveAuthSchemeMiddlewareGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/ResolveAuthSchemeMiddlewareGenerator.java
index 23c7a2b7a..e0d6b80d2 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/ResolveAuthSchemeMiddlewareGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/ResolveAuthSchemeMiddlewareGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/SignRequestMiddlewareGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/SignRequestMiddlewareGenerator.java
index 50a72e5fc..ab5484560 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/SignRequestMiddlewareGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/auth/SignRequestMiddlewareGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/AuthSchemePropertyGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/AuthSchemePropertyGenerator.java
index e080a1e53..d4d1605a4 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/AuthSchemePropertyGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/AuthSchemePropertyGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointClientPluginsGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointClientPluginsGenerator.java
index 1d08b6cf3..88d91bea5 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointClientPluginsGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointClientPluginsGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointMiddlewareGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointMiddlewareGenerator.java
index b2640dc52..63adbac05 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointMiddlewareGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointMiddlewareGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParameterBindingsGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParameterBindingsGenerator.java
index 0860680cc..dc1c4e067 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParameterBindingsGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParameterBindingsGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParameterOperationBindingsGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParameterOperationBindingsGenerator.java
index 5a63aad4d..5344872ea 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParameterOperationBindingsGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParameterOperationBindingsGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParametersGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParametersGenerator.java
index 3c71893ff..f77550df2 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParametersGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointParametersGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointResolutionGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointResolutionGenerator.java
index b46bcdeac..f51c76c7f 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointResolutionGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointResolutionGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointResolverGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointResolverGenerator.java
index ccb105e6b..cd978b00e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointResolverGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointResolverGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointTestsGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointTestsGenerator.java
index e7e4605ab..567cc476d 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointTestsGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/EndpointTestsGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/ExpressionGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/ExpressionGenerator.java
index 29e27d1d8..82ff2d326 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/ExpressionGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/ExpressionGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/FnGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/FnGenerator.java
index 7c5053ac4..f0893c707 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/FnGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/FnGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/FnProvider.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/FnProvider.java
index b1432fd8b..0f7ec695e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/FnProvider.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/FnProvider.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/Scope.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/Scope.java
index de91ecd3a..af6aff387 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/Scope.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/endpoints/Scope.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/AddChecksumRequiredMiddleware.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/AddChecksumRequiredMiddleware.java
index 99bb32f16..aa4c56282 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/AddChecksumRequiredMiddleware.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/AddChecksumRequiredMiddleware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/AuthSchemeDefinition.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/AuthSchemeDefinition.java
index 015e1c69b..d9845828e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/AuthSchemeDefinition.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/AuthSchemeDefinition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientLogger.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientLogger.java
index c0dcfc02f..b596d7dcf 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientLogger.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientLogger.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientMember.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientMember.java
index b2501c073..8c796d6ee 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientMember.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientMember.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientMemberResolver.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientMemberResolver.java
index fe81b3b99..0cfa818f4 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientMemberResolver.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ClientMemberResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ConfigField.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ConfigField.java
index bf56475b3..fbf2150b7 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ConfigField.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ConfigField.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ConfigFieldResolver.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ConfigFieldResolver.java
index 93e229d87..0e9b22f3e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ConfigFieldResolver.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ConfigFieldResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DefaultProtocols.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DefaultProtocols.java
index 8d59b472e..ae4371001 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DefaultProtocols.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DefaultProtocols.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DocumentShapeDeserVisitor.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DocumentShapeDeserVisitor.java
index 0abcd70ef..072c262d5 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DocumentShapeDeserVisitor.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DocumentShapeDeserVisitor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DocumentShapeSerVisitor.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DocumentShapeSerVisitor.java
index 6fccf0b55..18e24db86 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DocumentShapeSerVisitor.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/DocumentShapeSerVisitor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/EndpointHostPrefixMiddleware.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/EndpointHostPrefixMiddleware.java
index 8b7853eb8..878aad977 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/EndpointHostPrefixMiddleware.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/EndpointHostPrefixMiddleware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/GoIntegration.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/GoIntegration.java
index 6b68a2819..9d39e9fb1 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/GoIntegration.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/GoIntegration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpBindingProtocolGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpBindingProtocolGenerator.java
index ef1fb545c..82920b143 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpBindingProtocolGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpBindingProtocolGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolGeneratorUtils.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolGeneratorUtils.java
index 808f8ce25..1cdb28857 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolGeneratorUtils.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolGeneratorUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolTestGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolTestGenerator.java
index f29461369..32bf1611e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolTestGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolTestGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestGenerator.java
index c8d35dc66..e352030da 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestRequestGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestRequestGenerator.java
index 0b81909a3..99c48b56f 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestRequestGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestRequestGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestResponseErrorGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestResponseErrorGenerator.java
index f26664660..2a01fe1e4 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestResponseErrorGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestResponseErrorGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestResponseGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestResponseGenerator.java
index 6ff003e9e..13b0122b0 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestResponseGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUnitTestResponseGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUtils.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUtils.java
index debc568e8..70b188e8c 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUtils.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpProtocolUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpRpcProtocolGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpRpcProtocolGenerator.java
index da9ec636e..f47492405 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpRpcProtocolGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/HttpRpcProtocolGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/IdempotencyTokenMiddlewareGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/IdempotencyTokenMiddlewareGenerator.java
index 079a9c2c9..db4af8cfd 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/IdempotencyTokenMiddlewareGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/IdempotencyTokenMiddlewareGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareRegistrar.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareRegistrar.java
index 28defcf01..0c465d8da 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareRegistrar.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareRegistrar.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareStackSnapshotTests.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareStackSnapshotTests.java
index bcb57a677..caf468d63 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareStackSnapshotTests.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareStackSnapshotTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareStackStep.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareStackStep.java
index 0216479d9..a613aa6f9 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareStackStep.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/MiddlewareStackStep.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/OperationInterfaceGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/OperationInterfaceGenerator.java
index f7593afc8..0b4e8db35 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/OperationInterfaceGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/OperationInterfaceGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Paginators.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Paginators.java
index e9bd6e58c..53fd7edfa 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Paginators.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Paginators.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ProtocolGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ProtocolGenerator.java
index a8840ce06..e34f98eda 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ProtocolGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ProtocolGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ProtocolUtils.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ProtocolUtils.java
index 49ea39589..e2b28ccfa 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ProtocolUtils.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ProtocolUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/RequiresLengthTraitSupport.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/RequiresLengthTraitSupport.java
index 765d58c56..f7fa04570 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/RequiresLengthTraitSupport.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/RequiresLengthTraitSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/RuntimeClientPlugin.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/RuntimeClientPlugin.java
index add1ccdae..a0ba1fe28 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/RuntimeClientPlugin.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/RuntimeClientPlugin.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ValidationGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ValidationGenerator.java
index 6b26f1ba2..c75a4ed73 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ValidationGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/ValidationGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  */
 
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Waiters.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Waiters.java
index b23be0300..c55139d1e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Waiters.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Waiters.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Waiters2.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Waiters2.java
index 58eb1d364..999350ad1 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Waiters2.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/Waiters2.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/AnonymousAuthScheme.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/AnonymousAuthScheme.java
index c97bc81d9..bf35fb63c 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/AnonymousAuthScheme.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/AnonymousAuthScheme.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/AnonymousDefinition.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/AnonymousDefinition.java
index 0be8d1ec0..7da6a36eb 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/AnonymousDefinition.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/AnonymousDefinition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/HttpBearerDefinition.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/HttpBearerDefinition.java
index 35dab1109..1eab8509e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/HttpBearerDefinition.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/HttpBearerDefinition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4ADefinition.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4ADefinition.java
index 9d78cfa2f..52b758341 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4ADefinition.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4ADefinition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4AuthScheme.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4AuthScheme.java
index eaf410df0..ffd59f5fe 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4AuthScheme.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4AuthScheme.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4Definition.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4Definition.java
index bef4c50ff..c89b38fa5 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4Definition.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/integration/auth/SigV4Definition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoPointableIndex.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoPointableIndex.java
index b3b5512ed..0123cf090 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoPointableIndex.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoPointableIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoUsageIndex.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoUsageIndex.java
index ba3c534ca..beda5366c 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoUsageIndex.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoUsageIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoValidationIndex.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoValidationIndex.java
index fafb187bf..57e1c8cb7 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoValidationIndex.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/knowledge/GoValidationIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  */
 
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/DeserializeResponseMiddleware.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/DeserializeResponseMiddleware.java
index f6d440f09..b2f310c1a 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/DeserializeResponseMiddleware.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/DeserializeResponseMiddleware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/ProtocolUtil.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/ProtocolUtil.java
index 0e7c6fe4e..fcf1e9f8c 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/ProtocolUtil.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/ProtocolUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/SerializeRequestMiddleware.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/SerializeRequestMiddleware.java
index cf2fd2932..b7a1ca818 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/SerializeRequestMiddleware.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/SerializeRequestMiddleware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2DeserializeResponseMiddleware.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2DeserializeResponseMiddleware.java
index 8c1e7fe0f..fce4bd20c 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2DeserializeResponseMiddleware.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2DeserializeResponseMiddleware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2ProtocolGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2ProtocolGenerator.java
index e70153263..fce0565d4 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2ProtocolGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2ProtocolGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2SerializeRequestMiddleware.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2SerializeRequestMiddleware.java
index c1c36ce1a..4124d43dc 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2SerializeRequestMiddleware.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/Rpc2SerializeRequestMiddleware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/DeserializeMiddleware.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/DeserializeMiddleware.java
index 18ebabd15..524213588 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/DeserializeMiddleware.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/DeserializeMiddleware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/ProtocolUtil.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/ProtocolUtil.java
index 7201eef36..8f52d7902 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/ProtocolUtil.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/ProtocolUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/Rpc2CborProtocolGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/Rpc2CborProtocolGenerator.java
index 9504eb49a..c6d2e9de5 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/Rpc2CborProtocolGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/Rpc2CborProtocolGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/SerializeMiddleware.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/SerializeMiddleware.java
index 05c2c6f2c..285dec21c 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/SerializeMiddleware.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/protocol/rpc2/cbor/SerializeMiddleware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/requestcompression/RequestCompression.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/requestcompression/RequestCompression.java
index c0d1fe7c3..93239c407 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/requestcompression/RequestCompression.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/requestcompression/RequestCompression.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/SerdeUtil.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/SerdeUtil.java
index 39dadb951..59de2108e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/SerdeUtil.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/SerdeUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/cbor/CborDeserializerGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/cbor/CborDeserializerGenerator.java
index 1837ecc11..097b7f90e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/cbor/CborDeserializerGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/cbor/CborDeserializerGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/cbor/CborSerializerGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/cbor/CborSerializerGenerator.java
index a68dfe99d..d70b034b3 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/cbor/CborSerializerGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/serde/cbor/CborSerializerGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/NoopServiceStruct.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/NoopServiceStruct.java
index 09a5a1683..fc5d78c01 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/NoopServiceStruct.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/NoopServiceStruct.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/NotImplementedError.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/NotImplementedError.java
index dbfd2fec1..e2cc2b795 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/NotImplementedError.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/NotImplementedError.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/OptionsStruct.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/OptionsStruct.java
index 088aea648..626118e8f 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/OptionsStruct.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/OptionsStruct.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/RequestHandler.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/RequestHandler.java
index fb32d5ddf..9904a797c 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/RequestHandler.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/RequestHandler.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerCodegenPlugin.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerCodegenPlugin.java
index 6dd6ffc64..2f6277ed5 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerCodegenPlugin.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerCodegenPlugin.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerCodegenUtil.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerCodegenUtil.java
index d4bd63472..c95fc0e1e 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerCodegenUtil.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerCodegenUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerDirectedCodegen.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerDirectedCodegen.java
index a295cd780..ead543987 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerDirectedCodegen.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerDirectedCodegen.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerInterface.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerInterface.java
index f5281a771..d9c45158f 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerInterface.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerInterface.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerProtocolGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerProtocolGenerator.java
index 330a62108..9b4457107 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerProtocolGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerProtocolGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerValidationgenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerValidationgenerator.java
index cb15c7939..da8bb5ede 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerValidationgenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/ServerValidationgenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  */
 
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/integration/DefaultProtocols.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/integration/DefaultProtocols.java
index aeab49b6c..8d6dc1f2b 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/integration/DefaultProtocols.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/integration/DefaultProtocols.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/HttpHandlerProtocolGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/HttpHandlerProtocolGenerator.java
index 48c724fbb..53645373f 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/HttpHandlerProtocolGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/HttpHandlerProtocolGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/JsonDeserializerGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/JsonDeserializerGenerator.java
index 9999648bc..9cf4e498a 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/JsonDeserializerGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/JsonDeserializerGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/JsonSerializerGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/JsonSerializerGenerator.java
index e44164c93..657fc55cb 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/JsonSerializerGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/JsonSerializerGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/aws/AwsJson10ProtocolGenerator.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/aws/AwsJson10ProtocolGenerator.java
index 48c253d78..a45df40c0 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/aws/AwsJson10ProtocolGenerator.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/server/protocol/aws/AwsJson10ProtocolGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/testutils/ExecuteCommand.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/testutils/ExecuteCommand.java
index f04760abe..0ba5bba60 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/testutils/ExecuteCommand.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/testutils/ExecuteCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/BackfilledInputOutputTrait.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/BackfilledInputOutputTrait.java
index adfb15ae1..47898acae 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/BackfilledInputOutputTrait.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/BackfilledInputOutputTrait.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/NoSerializeTrait.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/NoSerializeTrait.java
index 059455605..367cbf982 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/NoSerializeTrait.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/NoSerializeTrait.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/PagingExtensionTrait.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/PagingExtensionTrait.java
index 44ac9e765..e1c28a142 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/PagingExtensionTrait.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/PagingExtensionTrait.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/UnexportedMemberTrait.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/UnexportedMemberTrait.java
index 7bfd0068f..70b4ad8bf 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/UnexportedMemberTrait.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/trait/UnexportedMemberTrait.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/util/NodeUtil.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/util/NodeUtil.java
index 630068371..83a9608bd 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/util/NodeUtil.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/util/NodeUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/util/ShapeUtil.java b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/util/ShapeUtil.java
index fc03945ae..718b564fc 100644
--- a/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/util/ShapeUtil.java
+++ b/codegen/smithy-go-codegen/src/main/java/software/amazon/smithy/go/codegen/util/ShapeUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/AddOperationShapesTest.java b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/AddOperationShapesTest.java
index 40c8bb25e..6fcbf6619 100644
--- a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/AddOperationShapesTest.java
+++ b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/AddOperationShapesTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/EnumShapeGeneratorTest.java b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/EnumShapeGeneratorTest.java
index cb1ddb3cb..9787072af 100644
--- a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/EnumShapeGeneratorTest.java
+++ b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/EnumShapeGeneratorTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/GoDependencyTest.java b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/GoDependencyTest.java
index f0b233817..9f894b63f 100644
--- a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/GoDependencyTest.java
+++ b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/GoDependencyTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/GoJmespathExpressionGeneratorTest.java b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/GoJmespathExpressionGeneratorTest.java
index 0c77721d7..aed60877b 100644
--- a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/GoJmespathExpressionGeneratorTest.java
+++ b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/GoJmespathExpressionGeneratorTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/IntEnumShapeGeneratorTest.java b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/IntEnumShapeGeneratorTest.java
index 89e79e4d6..e5357f231 100644
--- a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/IntEnumShapeGeneratorTest.java
+++ b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/IntEnumShapeGeneratorTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/MixinCodegenTest.java b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/MixinCodegenTest.java
index 9e2867cd8..e411b8519 100644
--- a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/MixinCodegenTest.java
+++ b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/MixinCodegenTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/SemanticVersionTest.java b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/SemanticVersionTest.java
index e0a1aed63..1cf6852ea 100644
--- a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/SemanticVersionTest.java
+++ b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/SemanticVersionTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.
diff --git a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/TestUtils.java b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/TestUtils.java
index dcf5b6ed8..41e32074c 100644
--- a/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/TestUtils.java
+++ b/codegen/smithy-go-codegen/src/test/java/software/amazon/smithy/go/codegen/TestUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License").
  * You may not use this file except in compliance with the License.