diff --git a/content_schemas/allowed_document_types.yml b/content_schemas/allowed_document_types.yml
index 1aa84f251f..7a34dd6b9c 100644
--- a/content_schemas/allowed_document_types.yml
+++ b/content_schemas/allowed_document_types.yml
@@ -35,6 +35,7 @@
 - countryside_stewardship_grant
 - data_ethics_guidance_document
 - decision
+- defra_approved_appliance
 - deputy_head_of_mission_role
 - detailed_guide
 - document_collection
diff --git a/content_schemas/dist/formats/generic/frontend/schema.json b/content_schemas/dist/formats/generic/frontend/schema.json
index 382d35b01f..e288e50f70 100644
--- a/content_schemas/dist/formats/generic/frontend/schema.json
+++ b/content_schemas/dist/formats/generic/frontend/schema.json
@@ -71,6 +71,7 @@
         "countryside_stewardship_grant",
         "data_ethics_guidance_document",
         "decision",
+        "defra_approved_appliance",
         "deputy_head_of_mission_role",
         "detailed_guide",
         "document_collection",
diff --git a/content_schemas/dist/formats/generic/notification/schema.json b/content_schemas/dist/formats/generic/notification/schema.json
index 7b990dbaf3..ef582e215b 100644
--- a/content_schemas/dist/formats/generic/notification/schema.json
+++ b/content_schemas/dist/formats/generic/notification/schema.json
@@ -95,6 +95,7 @@
         "countryside_stewardship_grant",
         "data_ethics_guidance_document",
         "decision",
+        "defra_approved_appliance",
         "deputy_head_of_mission_role",
         "detailed_guide",
         "document_collection",
diff --git a/content_schemas/dist/formats/generic/publisher_v2/schema.json b/content_schemas/dist/formats/generic/publisher_v2/schema.json
index 4db5984a46..85d4736e73 100644
--- a/content_schemas/dist/formats/generic/publisher_v2/schema.json
+++ b/content_schemas/dist/formats/generic/publisher_v2/schema.json
@@ -84,6 +84,7 @@
         "countryside_stewardship_grant",
         "data_ethics_guidance_document",
         "decision",
+        "defra_approved_appliance",
         "deputy_head_of_mission_role",
         "detailed_guide",
         "document_collection",
diff --git a/content_schemas/dist/formats/generic_with_external_related_links/frontend/schema.json b/content_schemas/dist/formats/generic_with_external_related_links/frontend/schema.json
index fffeae7a9b..bd5cf1a0b0 100644
--- a/content_schemas/dist/formats/generic_with_external_related_links/frontend/schema.json
+++ b/content_schemas/dist/formats/generic_with_external_related_links/frontend/schema.json
@@ -71,6 +71,7 @@
         "countryside_stewardship_grant",
         "data_ethics_guidance_document",
         "decision",
+        "defra_approved_appliance",
         "deputy_head_of_mission_role",
         "detailed_guide",
         "document_collection",
diff --git a/content_schemas/dist/formats/generic_with_external_related_links/notification/schema.json b/content_schemas/dist/formats/generic_with_external_related_links/notification/schema.json
index 3aaa99e0d4..0dff5d1be9 100644
--- a/content_schemas/dist/formats/generic_with_external_related_links/notification/schema.json
+++ b/content_schemas/dist/formats/generic_with_external_related_links/notification/schema.json
@@ -95,6 +95,7 @@
         "countryside_stewardship_grant",
         "data_ethics_guidance_document",
         "decision",
+        "defra_approved_appliance",
         "deputy_head_of_mission_role",
         "detailed_guide",
         "document_collection",
diff --git a/content_schemas/dist/formats/generic_with_external_related_links/publisher_v2/schema.json b/content_schemas/dist/formats/generic_with_external_related_links/publisher_v2/schema.json
index 7133d160a3..de0cdebd0c 100644
--- a/content_schemas/dist/formats/generic_with_external_related_links/publisher_v2/schema.json
+++ b/content_schemas/dist/formats/generic_with_external_related_links/publisher_v2/schema.json
@@ -84,6 +84,7 @@
         "countryside_stewardship_grant",
         "data_ethics_guidance_document",
         "decision",
+        "defra_approved_appliance",
         "deputy_head_of_mission_role",
         "detailed_guide",
         "document_collection",
diff --git a/content_schemas/dist/formats/specialist_document/frontend/schema.json b/content_schemas/dist/formats/specialist_document/frontend/schema.json
index bbeea70a4c..d2444c8c5e 100644
--- a/content_schemas/dist/formats/specialist_document/frontend/schema.json
+++ b/content_schemas/dist/formats/specialist_document/frontend/schema.json
@@ -71,6 +71,7 @@
         "countryside_stewardship_grant",
         "data_ethics_guidance_document",
         "decision",
+        "defra_approved_appliance",
         "deputy_head_of_mission_role",
         "detailed_guide",
         "document_collection",
@@ -617,6 +618,9 @@
         {
           "$ref": "#/definitions/countryside_stewardship_grant_metadata"
         },
+        {
+          "$ref": "#/definitions/defra_approved_appliance_metadata"
+        },
         {
           "$ref": "#/definitions/drcf_digital_markets_research_metadata"
         },
@@ -925,6 +929,43 @@
         }
       }
     },
+    "defra_approved_appliance_metadata": {
+      "type": "object",
+      "additionalProperties": false,
+      "properties": {
+        "bulk_published": {
+          "type": "boolean"
+        },
+        "defra_approved_appliance_country": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "defra_approved_appliance_fuel_authorised_date": {
+          "type": "string",
+          "pattern": "^[1-9][0-9]{3}-(0[1-9]|1[0-2])-(0[1-9]|[12][0-9]|3[0-1])$"
+        },
+        "defra_approved_appliance_fuel_type": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "defra_approved_appliance_manufacturer": {
+          "type": "string"
+        },
+        "defra_approved_appliance_name": {
+          "type": "string"
+        },
+        "defra_approved_appliance_type": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        }
+      }
+    },
     "description_optional": {
       "anyOf": [
         {
diff --git a/content_schemas/dist/formats/specialist_document/notification/schema.json b/content_schemas/dist/formats/specialist_document/notification/schema.json
index 19911357b1..814dea7576 100644
--- a/content_schemas/dist/formats/specialist_document/notification/schema.json
+++ b/content_schemas/dist/formats/specialist_document/notification/schema.json
@@ -95,6 +95,7 @@
         "countryside_stewardship_grant",
         "data_ethics_guidance_document",
         "decision",
+        "defra_approved_appliance",
         "deputy_head_of_mission_role",
         "detailed_guide",
         "document_collection",
@@ -705,6 +706,9 @@
         {
           "$ref": "#/definitions/countryside_stewardship_grant_metadata"
         },
+        {
+          "$ref": "#/definitions/defra_approved_appliance_metadata"
+        },
         {
           "$ref": "#/definitions/drcf_digital_markets_research_metadata"
         },
@@ -1013,6 +1017,43 @@
         }
       }
     },
+    "defra_approved_appliance_metadata": {
+      "type": "object",
+      "additionalProperties": false,
+      "properties": {
+        "bulk_published": {
+          "type": "boolean"
+        },
+        "defra_approved_appliance_country": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "defra_approved_appliance_fuel_authorised_date": {
+          "type": "string",
+          "pattern": "^[1-9][0-9]{3}-(0[1-9]|1[0-2])-(0[1-9]|[12][0-9]|3[0-1])$"
+        },
+        "defra_approved_appliance_fuel_type": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "defra_approved_appliance_manufacturer": {
+          "type": "string"
+        },
+        "defra_approved_appliance_name": {
+          "type": "string"
+        },
+        "defra_approved_appliance_type": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        }
+      }
+    },
     "description_optional": {
       "anyOf": [
         {
diff --git a/content_schemas/dist/formats/specialist_document/publisher_v2/schema.json b/content_schemas/dist/formats/specialist_document/publisher_v2/schema.json
index 9d7bd14bf4..9ba05fdb37 100644
--- a/content_schemas/dist/formats/specialist_document/publisher_v2/schema.json
+++ b/content_schemas/dist/formats/specialist_document/publisher_v2/schema.json
@@ -84,6 +84,7 @@
         "countryside_stewardship_grant",
         "data_ethics_guidance_document",
         "decision",
+        "defra_approved_appliance",
         "deputy_head_of_mission_role",
         "detailed_guide",
         "document_collection",
@@ -551,6 +552,9 @@
         {
           "$ref": "#/definitions/countryside_stewardship_grant_metadata"
         },
+        {
+          "$ref": "#/definitions/defra_approved_appliance_metadata"
+        },
         {
           "$ref": "#/definitions/drcf_digital_markets_research_metadata"
         },
@@ -859,6 +863,43 @@
         }
       }
     },
+    "defra_approved_appliance_metadata": {
+      "type": "object",
+      "additionalProperties": false,
+      "properties": {
+        "bulk_published": {
+          "type": "boolean"
+        },
+        "defra_approved_appliance_country": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "defra_approved_appliance_fuel_authorised_date": {
+          "type": "string",
+          "pattern": "^[1-9][0-9]{3}-(0[1-9]|1[0-2])-(0[1-9]|[12][0-9]|3[0-1])$"
+        },
+        "defra_approved_appliance_fuel_type": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "defra_approved_appliance_manufacturer": {
+          "type": "string"
+        },
+        "defra_approved_appliance_name": {
+          "type": "string"
+        },
+        "defra_approved_appliance_type": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        }
+      }
+    },
     "description_optional": {
       "anyOf": [
         {
diff --git a/content_schemas/formats/shared/definitions/_specialist_document.jsonnet b/content_schemas/formats/shared/definitions/_specialist_document.jsonnet
index e5da6b437a..8bf55cfa8f 100644
--- a/content_schemas/formats/shared/definitions/_specialist_document.jsonnet
+++ b/content_schemas/formats/shared/definitions/_specialist_document.jsonnet
@@ -26,6 +26,9 @@
       {
         "$ref": "#/definitions/countryside_stewardship_grant_metadata",
       },
+      {
+        "$ref": "#/definitions/defra_approved_appliance_metadata",
+      },
       {
         "$ref": "#/definitions/drcf_digital_markets_research_metadata",
       },
@@ -492,6 +495,43 @@
       },
     },
   },
+  defra_approved_appliance_metadata: {
+    type: "object",
+    additionalProperties: false,
+    properties: {
+      bulk_published: {
+        type: "boolean",
+      },
+      defra_approved_appliance_name: {
+        type: "string",
+      },
+      defra_approved_appliance_type: {
+        type: "array",
+        items: {
+          type: "string",
+        },
+      },
+      defra_approved_appliance_fuel_type: {
+        type: "array",
+        items: {
+          type: "string",
+        },
+      },
+      defra_approved_appliance_manufacturer: {
+        type: "string",
+      },
+      defra_approved_appliance_country: {
+        type: "array",
+        items: {
+          type: "string",
+        },
+      },
+      defra_approved_appliance_fuel_authorised_date: {
+        type: "string",
+        pattern: "^[1-9][0-9]{3}-(0[1-9]|1[0-2])-(0[1-9]|[12][0-9]|3[0-1])$",
+      },
+    },
+  },
   drcf_digital_markets_research_metadata: {
     type: "object",
     additionalProperties: false,