diff --git a/schemas/data-ingress/darwin-reference-data/darwin-stations.json b/schemas/data-ingress/darwin-reference-data/darwin-stations.json
new file mode 100644
index 0000000..0ba407d
--- /dev/null
+++ b/schemas/data-ingress/darwin-reference-data/darwin-stations.json
@@ -0,0 +1,50 @@
+{
+    "$id": "https://schema.owlboard.info/data-ingress/darwin/ref/stations.schema.json",
+    "$schema": "https://json-schema.org/draft-07/schema#",
+    "title": "DarwinStationsNames",
+    "type": "object",
+    "properties": {
+        "service_name": {
+            "type": "string",
+            "description": "Name of the service submitting the update"
+        },
+        "service_id": {
+            "type": "string",
+            "description": "ID of the service sending the message - usually a hostname"
+        },
+        "data_type": {
+            "type": "string",
+            "const": "raw",
+            "description": "The type of data contained in this message object"
+        },
+        "sent_timestamp": {
+            "type": "integer",
+            "description": "Unix timestamp representing the time the message was sent"
+        },
+        "data_kind": {
+            "type": "string",
+            "const": "ref-darwin-station-names",
+            "description": "The data type contained in the message.  Currently supported PIS: PIS Data, Timetable: CIF or VSTP Data, Knowledgebase: Station Data"
+        },
+        "payload": {
+            "type": "array",
+            "additionalItems": false,
+            "items": {
+                "type": "object",
+                "required": ["c", "n"],
+                "properties": {
+                    "c": {
+                        "type": "string",
+                        "description": "CRS of the location"
+                    },
+                    "n": {
+                        "type": "string",
+                        "description": "The display name of this location"
+                    }
+                }
+            }
+        }
+    },
+    "required": ["service_name", "service_id", "data_type", "data_kind", "sent_timestamp"],
+    "additionalProperties": false
+}
\ No newline at end of file
diff --git a/schemas/data-ingress/darwin-reference-data/darwin-tiplocs.json b/schemas/data-ingress/darwin-reference-data/darwin-tiplocs.json
new file mode 100644
index 0000000..8300154
--- /dev/null
+++ b/schemas/data-ingress/darwin-reference-data/darwin-tiplocs.json
@@ -0,0 +1,58 @@
+{
+    "$id": "https://schema.owlboard.info/data-ingress/darwin/ref/tiplocs.schema.json",
+    "$schema": "https://json-schema.org/draft-07/schema#",
+    "title": "DarwinTiplocData",
+    "type": "object",
+    "properties": {
+        "service_name": {
+            "type": "string",
+            "description": "Name of the service submitting the update"
+        },
+        "service_id": {
+            "type": "string",
+            "description": "ID of the service sending the message - usually a hostname"
+        },
+        "data_type": {
+            "type": "string",
+            "const": "raw",
+            "description": "The type of data contained in this message object"
+        },
+        "sent_timestamp": {
+            "type": "integer",
+            "description": "Unix timestamp representing the time the message was sent"
+        },
+        "data_kind": {
+            "type": "string",
+            "const": "ref-darwin-tiplocs",
+            "description": "The data type contained in the message.  Currently supported PIS: PIS Data, Timetable: CIF or VSTP Data, Knowledgebase: Station Data"
+        },
+        "payload": {
+            "type": "array",
+            "additionalItems": false,
+            "items": {
+                "type": "object",
+                "required": ["t", "n"],
+                "properties": {
+                    "c": {
+                        "type": "string",
+                        "description": "CRS of the location"
+                    },
+                    "t": {
+                        "type": "array",
+                        "description": "TIPLOC assigned to the location"
+                    },
+                    "n": {
+                        "type": "string",
+                        "description": "The display name of this location"
+                    },
+                    "l": {
+                        "type": "string",
+                        "description": "The NLC of this location"
+                    }
+                }
+            }
+        }
+    },
+    "required": ["service_name", "service_id", "data_type", "data_kind", "sent_timestamp"],
+    "additionalProperties": false
+}
\ No newline at end of file
diff --git a/schemas/data-ingress/darwin-reference-data/darwin-via-text.json b/schemas/data-ingress/darwin-reference-data/darwin-via-text.json
new file mode 100644
index 0000000..6737c02
--- /dev/null
+++ b/schemas/data-ingress/darwin-reference-data/darwin-via-text.json
@@ -0,0 +1,67 @@
+{
+    "$id": "https://schema.owlboard.info/data-ingress/darwin/ref/via-text.schema.json",
+    "$schema": "https://json-schema.org/draft-07/schema#",
+    "title": "DarwinViaText",
+    "type": "object",
+    "properties": {
+        "service_name": {
+            "type": "string",
+            "description": "Name of the service submitting the update"
+        },
+        "service_id": {
+            "type": "string",
+            "description": "ID of the service sending the message - usually a hostname"
+        },
+        "data_type": {
+            "type": "string",
+            "const": "raw",
+            "description": "The type of data contained in this message object"
+        },
+        "sent_timestamp": {
+            "type": "integer",
+            "description": "Unix timestamp representing the time the message was sent"
+        },
+        "data_kind": {
+            "type": "string",
+            "const": "ref-darwin-via-text",
+            "description": "The data type contained in the message.  Currently supported PIS: PIS Data, Timetable: CIF or VSTP Data, Knowledgebase: Station Data"
+        },
+        "payload": {
+            "type": "array",
+            "additionalItems": false,
+            "items": {
+                "type": "object",
+                "required": ["a", "d", "l1", "v"],
+                "properties": {
+                    "a": {
+                        "name": "at",
+                        "type": "string",
+                        "description": "The CRS defining where the text should be displayed"
+                    },
+                    "d": {
+                        "name": "destination",
+                        "type": "string",
+                        "description": "The text should apply to trains to this destination"
+                    },
+                    "l1": {
+                        "name": "location-one",
+                        "type": "string",
+                        "description": "Message triggered if loc1 & loc2 (if present) are listed as stops"
+                    },
+                    "l2": {
+                        "name": "location-two",
+                        "type": "string",
+                        "description": "Message triggered if loc1 & loc2 (if present) are listed as stops"
+                    },
+                    "v": {
+                        "name": "viaText",
+                        "description": "The text that should be displayed",
+                        "type": "string"
+                    }
+                }
+            }
+        }
+    },
+    "required": ["service_name", "service_id", "data_type", "data_kind", "sent_timestamp"],
+    "additionalProperties": false
+}
\ No newline at end of file
diff --git a/schemas/data-ingress/darwin-reference-data/loading-category.json b/schemas/data-ingress/darwin-reference-data/loading-category.json
new file mode 100644
index 0000000..c661358
--- /dev/null
+++ b/schemas/data-ingress/darwin-reference-data/loading-category.json
@@ -0,0 +1,77 @@
+{
+    "$id": "https://schema.owlboard.info/data-ingress/darwin/ref/loading-category.schema.json",
+    "$schema": "https://json-schema.org/draft-07/schema#",
+    "title": "DarwinLoadingCatData",
+    "type": "object",
+    "properties": {
+        "service_name": {
+            "type": "string",
+            "description": "Name of the service submitting the update"
+        },
+        "service_id": {
+            "type": "string",
+            "description": "ID of the service sending the message - usually a hostname"
+        },
+        "data_type": {
+            "type": "string",
+            "const": "raw",
+            "description": "The type of data contained in this message object"
+        },
+        "sent_timestamp": {
+            "type": "integer",
+            "description": "Unix timestamp representing the time the message was sent"
+        },
+        "data_kind": {
+            "type": "string",
+            "const": "ref-darwin-loading-category",
+            "description": "The data type contained in the message.  Currently supported PIS: PIS Data, Timetable: CIF or VSTP Data, Knowledgebase: Station Data"
+        },
+        "payload": {
+            "type": "array",
+            "additionalItems": false,
+            "items": {
+                "type": "object",
+                "required": ["c", "n"],
+                "properties": {
+                    "c": {
+                        "name": "code",
+                        "type": "string",
+                        "description": "The 'code' for the 'category'"
+                    },
+                    "t": {
+                        "name": "typicalDescription",
+                        "type": "string",
+                        "description": "The 'typicalDescription' of the category"
+                    },
+                    "e": {
+                        "name": "expectedDescription",
+                        "type": "string",
+                        "description": "The 'expectedDescription' of the category"
+                    },
+                    "d": {
+                        "name": "definition",
+                        "description": "The 'definition' of the category",
+                        "type": "string"
+                    },
+                    "n": {
+                        "name": "name",
+                        "description": "The 'name' of the category",
+                        "type": "string"
+                    },
+                    "i": {
+                        "name": "image",
+                        "description": "The 'image' for the category",
+                        "type": "string"
+                    },
+                    "o": {
+                        "name": "TOC",
+                        "description": "The 'toc' for the category",
+                        "type": "string"
+                    }
+                }
+            }
+        }
+    },
+    "required": ["service_name", "service_id", "data_type", "data_kind", "sent_timestamp"],
+    "additionalProperties": false
+}
\ No newline at end of file
diff --git a/schemas/data-ingress/darwin-reference-data/reason-code.json b/schemas/data-ingress/darwin-reference-data/reason-code.json
new file mode 100644
index 0000000..242b308
--- /dev/null
+++ b/schemas/data-ingress/darwin-reference-data/reason-code.json
@@ -0,0 +1,54 @@
+{
+    "$id": "https://schema.owlboard.info/data-ingress/darwin/ref/reasons.schema.json",
+    "$schema": "https://json-schema.org/draft-07/schema#",
+    "title": "DarwinReasonCodeData",
+    "type": "object",
+    "properties": {
+        "service_name": {
+            "type": "string",
+            "description": "Name of the service submitting the update"
+        },
+        "service_id": {
+            "type": "string",
+            "description": "ID of the service sending the message - usually a hostname"
+        },
+        "data_type": {
+            "type": "string",
+            "const": "raw",
+            "description": "The type of data contained in this message object"
+        },
+        "sent_timestamp": {
+            "type": "integer",
+            "description": "Unix timestamp representing the time the message was sent"
+        },
+        "data_kind": {
+            "type": "string",
+            "const": "ref-darwin-reason-code",
+            "description": "The data type contained in the message.  Currently supported PIS: PIS Data, Timetable: CIF or VSTP Data, Knowledgebase: Station Data"
+        },
+        "payload": {
+            "type": "array",
+            "additionalItems": false,
+            "items": {
+                "type": "object",
+                "required": ["c", "lR", "cR"],
+                "properties": {
+                    "c": {
+                        "type": "integer",
+                        "description": "The 'code' that the late/cancel reason maps to"
+                    },
+                    "lR": {
+                        "type": "string",
+                        "description": "The lateReason string for the item"
+                    },
+                    "cR": {
+                        "type": "string",
+                        "description": "The cancelReason string for the item"
+                    }
+                }
+            }
+        }
+    },
+    "required": ["service_name", "service_id", "data_type", "data_kind", "sent_timestamp"],
+    "additionalProperties": false
+}
\ No newline at end of file
diff --git a/schemas/data-ingress/darwin-reference-data/toc.json b/schemas/data-ingress/darwin-reference-data/toc.json
new file mode 100644
index 0000000..dc34323
--- /dev/null
+++ b/schemas/data-ingress/darwin-reference-data/toc.json
@@ -0,0 +1,50 @@
+{
+    "$id": "https://schema.owlboard.info/data-ingress/darwin/ref/tocs.schema.json",
+    "$schema": "https://json-schema.org/draft-07/schema#",
+    "title": "DarwinTocData",
+    "type": "object",
+    "properties": {
+        "service_name": {
+            "type": "string",
+            "description": "Name of the service submitting the update"
+        },
+        "service_id": {
+            "type": "string",
+            "description": "ID of the service sending the message - usually a hostname"
+        },
+        "data_type": {
+            "type": "string",
+            "const": "raw",
+            "description": "The type of data contained in this message object"
+        },
+        "sent_timestamp": {
+            "type": "integer",
+            "description": "Unix timestamp representing the time the message was sent"
+        },
+        "data_kind": {
+            "type": "string",
+            "const": "ref-darwin-toc",
+            "description": "The data type contained in the message.  Currently supported PIS: PIS Data, Timetable: CIF or VSTP Data, Knowledgebase: Station Data"
+        },
+        "payload": {
+            "type": "array",
+            "additionalItems": false,
+            "items": {
+                "type": "object",
+                "required": ["c", "n"],
+                "properties": {
+                    "c": {
+                        "type": "string",
+                        "description": "The ATOC 'code' for the TOC"
+                    },
+                    "n": {
+                        "type": "string",
+                        "description": "The name of the TOC"
+                    }
+                }
+            }
+        }
+    },
+    "required": ["service_name", "service_id", "data_type", "data_kind", "sent_timestamp"],
+    "additionalProperties": false
+}
\ No newline at end of file