diff --git a/editoast/editoast_schemas/src/train_schedule.rs b/editoast/editoast_schemas/src/train_schedule.rs
index 650c6ac51bc..fad6191fcc1 100644
--- a/editoast/editoast_schemas/src/train_schedule.rs
+++ b/editoast/editoast_schemas/src/train_schedule.rs
@@ -7,6 +7,7 @@ pub use schedule_item::ReceptionSignal;
 pub use schedule_item::ScheduleItem;
 
 mod path_item;
+pub use path_item::OperationalPointIdentifier;
 pub use path_item::PathItem;
 pub use path_item::PathItemLocation;
 
diff --git a/editoast/editoast_schemas/src/train_schedule/path_item.rs b/editoast/editoast_schemas/src/train_schedule/path_item.rs
index 0ae69acb9ef..0ce9ecf64d9 100644
--- a/editoast/editoast_schemas/src/train_schedule/path_item.rs
+++ b/editoast/editoast_schemas/src/train_schedule/path_item.rs
@@ -32,6 +32,16 @@ pub struct PathItem {
 #[serde(untagged, deny_unknown_fields)]
 pub enum PathItemLocation {
     TrackOffset(#[schema(inline)] TrackOffset),
+    OperationalPointReference {
+        reference: OperationalPointIdentifier,
+        track: Option<Identifier>,
+        track_label: Option<String>,
+    },
+}
+
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize, ToSchema, Hash)]
+#[serde(untagged, deny_unknown_fields)]
+pub enum OperationalPointIdentifier {
     OperationalPointId {
         /// The object id of an operational point
         #[schema(inline)]
diff --git a/editoast/editoast_schemas/src/train_schedule/train_schedule_base.rs b/editoast/editoast_schemas/src/train_schedule/train_schedule_base.rs
index d01d0642d03..3feff062634 100644
--- a/editoast/editoast_schemas/src/train_schedule/train_schedule_base.rs
+++ b/editoast/editoast_schemas/src/train_schedule/train_schedule_base.rs
@@ -162,6 +162,7 @@ mod tests {
     use serde_json::from_str;
     use serde_json::to_string;
 
+    use crate::train_schedule::path_item::OperationalPointIdentifier::OperationalPointId;
     use crate::train_schedule::schedule_item::ReceptionSignal;
     use crate::train_schedule::Margins;
     use crate::train_schedule::PathItemLocation;
@@ -180,8 +181,12 @@ mod tests {
     /// Test deserialize an invalid train schedule
     #[test]
     fn deserialize_duplicate_path_id_train_schedule() {
-        let location = PathItemLocation::OperationalPointId {
-            operational_point: "op".into(),
+        let location = PathItemLocation::OperationalPointReference {
+            reference: OperationalPointId {
+                operational_point: "op".into(),
+            },
+            track: None,
+            track_label: None,
         };
         let path_item = PathItem {
             id: "a".into(),
@@ -235,8 +240,12 @@ mod tests {
     /// Test deserialize an invalid train schedule
     #[test]
     fn deserialize_duplicate_schedule_points_train_schedule() {
-        let location = PathItemLocation::OperationalPointId {
-            operational_point: "op".into(),
+        let location = PathItemLocation::OperationalPointReference {
+            reference: OperationalPointId {
+                operational_point: "op".into(),
+            },
+            track: None,
+            track_label: None,
         };
         let path_item = PathItem {
             id: "a".into(),
@@ -270,8 +279,12 @@ mod tests {
     /// Test deserialize an invalid train schedule
     #[test]
     fn deserialize_arrival_time_first_waypoint_schedule_train_schedule() {
-        let location = PathItemLocation::OperationalPointId {
-            operational_point: "op".into(),
+        let location = PathItemLocation::OperationalPointReference {
+            reference: OperationalPointId {
+                operational_point: "op".into(),
+            },
+            track: None,
+            track_label: None,
         };
         let path_item = PathItem {
             id: "a".into(),
diff --git a/editoast/src/views/path/path_item_cache.rs b/editoast/src/views/path/path_item_cache.rs
index 59b63c9514c..16342a2ced3 100644
--- a/editoast/src/views/path/path_item_cache.rs
+++ b/editoast/src/views/path/path_item_cache.rs
@@ -8,6 +8,7 @@ use std::collections::HashMap;
 use std::collections::HashSet;
 
 use editoast_models::DbConnection;
+use editoast_schemas::train_schedule::OperationalPointIdentifier;
 use editoast_schemas::train_schedule::PathItemLocation;
 
 use crate::models::OperationalPointModel;
@@ -97,21 +98,26 @@ impl PathItemCache {
                 PathItemLocation::TrackOffset(track_offset) => {
                     vec![track_offset.clone()]
                 }
-                PathItemLocation::OperationalPointId { operational_point } => {
-                    match self.get_from_id(&operational_point.0) {
-                        Some(op) => op.track_offset(),
-                        None => {
-                            invalid_path_items.push(InvalidPathItem {
-                                index,
-                                path_item: path_item.clone(),
-                            });
-                            continue;
-                        }
+                PathItemLocation::OperationalPointReference {
+                    reference: OperationalPointIdentifier::OperationalPointId { operational_point },
+                    ..
+                } => match self.get_from_id(&operational_point.0) {
+                    Some(op) => op.track_offset(),
+                    None => {
+                        invalid_path_items.push(InvalidPathItem {
+                            index,
+                            path_item: path_item.clone(),
+                        });
+                        continue;
                     }
-                }
-                PathItemLocation::OperationalPointDescription {
-                    trigram,
-                    secondary_code,
+                },
+                PathItemLocation::OperationalPointReference {
+                    reference:
+                        OperationalPointIdentifier::OperationalPointDescription {
+                            trigram,
+                            secondary_code,
+                        },
+                    ..
                 } => {
                     let ops = self
                         .get_from_trigram(&trigram.0)
@@ -127,9 +133,13 @@ impl PathItemCache {
                     }
                     track_offsets_from_ops(&ops)
                 }
-                PathItemLocation::OperationalPointUic {
-                    uic,
-                    secondary_code,
+                PathItemLocation::OperationalPointReference {
+                    reference:
+                        OperationalPointIdentifier::OperationalPointUic {
+                            uic,
+                            secondary_code,
+                        },
+                    ..
                 } => {
                     let ops = self
                         .get_from_uic(i64::from(*uic))
@@ -183,14 +193,24 @@ fn collect_path_item_ids(path_items: &[&PathItemLocation]) -> (Vec<String>, Vec<
 
     for item in path_items {
         match item {
-            PathItemLocation::OperationalPointDescription { trigram, .. } => {
+            PathItemLocation::OperationalPointReference {
+                reference: OperationalPointIdentifier::OperationalPointDescription { trigram, .. },
+                ..
+            } => {
                 trigrams.push(trigram.clone().0);
             }
-            PathItemLocation::OperationalPointUic { uic, .. } => {
+            PathItemLocation::OperationalPointReference {
+                reference: OperationalPointIdentifier::OperationalPointUic { uic, .. },
+                ..
+            } => {
                 ops_uic.push(i64::from(*uic));
             }
-            PathItemLocation::OperationalPointId {
-                operational_point, ..
+            PathItemLocation::OperationalPointReference {
+                reference:
+                    OperationalPointIdentifier::OperationalPointId {
+                        operational_point, ..
+                    },
+                ..
             } => {
                 ops_id.push(operational_point.clone().0);
             }
diff --git a/editoast/src/views/path/pathfinding.rs b/editoast/src/views/path/pathfinding.rs
index ff892b9a171..45ff809e956 100644
--- a/editoast/src/views/path/pathfinding.rs
+++ b/editoast/src/views/path/pathfinding.rs
@@ -431,6 +431,7 @@ fn path_input_hash(infra: i64, infra_version: &String, path_input: &PathfindingI
 pub mod tests {
     use axum::http::StatusCode;
     use editoast_models::DbConnectionPoolV2;
+    use editoast_schemas::train_schedule::OperationalPointIdentifier;
     use editoast_schemas::train_schedule::PathItemLocation;
     use pretty_assertions::assert_eq;
     use rstest::rstest;
@@ -475,9 +476,13 @@ pub mod tests {
                 PathfindingInputError::InvalidPathItems {
                     items: vec![InvalidPathItem {
                         index: 1,
-                        path_item: PathItemLocation::OperationalPointDescription {
-                            trigram: "NO_TRIGRAM".into(),
-                            secondary_code: None
+                        path_item: PathItemLocation::OperationalPointReference {
+                            reference: OperationalPointIdentifier::OperationalPointDescription {
+                                trigram: "NO_TRIGRAM".into(),
+                                secondary_code: None
+                            },
+                            track: None,
+                            track_label: None
                         }
                     }]
                 }