diff --git a/protos/rail_backend/v1/common.proto b/protos/rail_backend/v1/common.proto
deleted file mode 100644
index 78b9bec..0000000
--- a/protos/rail_backend/v1/common.proto
+++ /dev/null
@@ -1,10 +0,0 @@
-syntax = "proto3";
-
-package rail_backend.v1;
-
-message Metadata {
-    int64 push_to_queue_time = 1;
-    int64 data_fetch_time = 2;
-    map<string, string> tags = 3;
-}
-
diff --git a/protos/rail_backend/v1/pis_schema.proto b/protos/rail_backend/v1/pis_schema.proto
deleted file mode 100644
index e54505d..0000000
--- a/protos/rail_backend/v1/pis_schema.proto
+++ /dev/null
@@ -1,16 +0,0 @@
-syntax = "proto3";
-
-package rail_backend.v1;
-
-message PisReferenceList {
-    repeated PisMapping entries = 1;
-}
-
-message PisMapping {
-    string code = 1;
-    string toc = 2;
-    repeated string crsStops = 3;
-    fixed64 crsHash = 4; // XXH4 Hash for fast lookup of exact match
-    repeated string tiplocStops = 5;
-    fixed64 tiplocHash = 6;
-}
\ No newline at end of file
diff --git a/protos/rail_backend/v1/queue_message.proto b/protos/rail_backend/v1/queue_message.proto
deleted file mode 100644
index 0ab6d04..0000000
--- a/protos/rail_backend/v1/queue_message.proto
+++ /dev/null
@@ -1,20 +0,0 @@
-syntax = "proto3";
-
-package rail_backend.v1;
-
-import "rail_backend/v1/common.proto";
-import "rail_backend/v1/schedule_payload.proto";
-
-message IngressMessage {
-    string correlation_id = 1;
-    Metadata tracking_data = 2;
-    oneof payload {
-        UrlReference url_ref = 5;
-        SchedulePayload schedule_payload = 6;
-    }
-}
-
-message UrlReference {
-    string kind = 1;
-    string url = 2;
-}
\ No newline at end of file