diff --git a/schemas/data-ingress/message-envelope.json b/schemas/data-ingress/message-envelope.json
index c644208..a006f50 100644
--- a/schemas/data-ingress/message-envelope.json
+++ b/schemas/data-ingress/message-envelope.json
@@ -23,7 +23,7 @@
         },
         "data_kind": {
             "type": "string",
-            "enum": ["pis", "timetable", "knowledgebase"],
+            "enum": ["pis", "timetable", "knowledgebase", "darwin_schedule", "darwin_ts", "darwin_ref"],
             "description": "The data type contained in the message.  Currently supported PIS: PIS Data, Timetable: CIF or VSTP Data, Knowledgebase: Station Data"
         }
     },
diff --git a/schemas/data-ingress/pushport/schedule.json b/schemas/data-ingress/pushport/schedule.json
new file mode 100644
index 0000000..85e0ec4
--- /dev/null
+++ b/schemas/data-ingress/pushport/schedule.json
@@ -0,0 +1,39 @@
+{
+    "$id": "https://schema.owlboard.info/data-ingress/pushport-schedule.schema.json",
+    "$schema": "https://json-schema.org/draft-07/schema#",
+    "title": "PushPortSchedule",
+    "type": "object",
+    "required": ["rid", "uid", "trainId", "ssd", "toc", "locations"],
+    "properties": {
+        "rid": {"type": "string", "description": "Unique service ID"},
+        "uid": {"type": "string", "description": "Unique schedule ID - maps to NR CIF"},
+        "trainId": {"type": "string", "description": "Train Headcode"},
+        "ssd": {"type": "string", "format": "date", "description": "Schedule Start Date (When the service commences)"},
+        "toc": {"type": "string", "minLength": 2, "maxLength": 2, "description": "TOC Code"},
+        "isPassenger": {"type": "boolean", "description": "If service is for passengers", "default": true},
+        "isCharter": {"type": "boolean", "description": "If train is charter service", "default": false},
+        "status": {"type": "string", "enum": ["train", "bus", "ship"], "default": "train"},
+        "isDelayedDelivery": {"type": "boolean", "description": "If message is sent as part of Darwin service recovery"},
+        "cancelReason": {"type": ["string", "null"], "description": "Reason code for cancellation"},
+        "isDeleted": {"type": "boolean", "description": "Whether schedule should be deleted", "default": false},
+        "locations": {
+            "type": "array",
+            "items": {
+                "type": "object",
+                "required": ["tpl", "seq"],
+                "properties": {
+                    "tpl": {"type": "string", "description": "TIPLOC of location"},
+                    "seq": {"type": "integer", "description": "The order of the stop for sorting and handling repeated TIPLOCs"},
+                    "wta": { "type": ["string", "null"] },
+                    "wtd": { "type": ["string", "null"] },
+                      "wtp": { "type": ["string", "null"] },
+                      "pta": { "type": ["string", "null"] },
+                      "ptd": { "type": ["string", "null"] },
+                      "plat": { "type": ["string", "null"] },
+                      "isCancelled": { "type": "boolean", "default": false },
+                      "activities": { "type": "string" }
+                }
+            }
+        }
+    }
+}
\ No newline at end of file