diff --git a/src/openapi/fiko/fiko-crud.yaml b/src/openapi/fiko/fiko-crud.yaml
index 41399ba..e93b813 100644
--- a/src/openapi/fiko/fiko-crud.yaml
+++ b/src/openapi/fiko/fiko-crud.yaml
@@ -2329,6 +2329,8 @@ paths:
                 - businessOwner
                 - rejectionProcessing
                 - rejectionInfo
+                - validFrom
+                - validUntil
         - name: $select
           in: query
           description: Select properties to be returned
@@ -2349,6 +2351,8 @@ paths:
                 - businessOwner
                 - rejectionProcessing
                 - rejectionInfo
+                - validFrom
+                - validUntil
       responses:
         "200":
           description: OK
@@ -2372,6 +2376,8 @@ paths:
                         businessOwner: Koos Verweg
                         rejectionProcessing: system
                         rejectionInfo: api.htm.nl/v2/account/12345/msgs/abc
+                        validFrom: 2025-01-01T00:00.000
+                        validUntil: null
                       - "@odata.etag": 4b743da5-4195-4b2e-a11b-6e5393a94c0a
                         sourceMetadataRowId: 3
                         sourceMetadataId: c3a9ef01-06c6-4c05-8fc7-df825f676dfc
@@ -2381,6 +2387,8 @@ paths:
                         businessOwner: Danny Negen
                         rejectionProcessing: mail
                         rejectionInfo: d.negen@htm.nl
+                        validFrom: 2025-01-01T00:00.000
+                        validUntil: null
                       - "@odata.etag": 502e2f58-b4e1-4dd0-947a-db6eea726e3a
                         sourceMetadataRowId: 4
                         sourceMetadataId: 0b6e3e07-c4e0-42bf-86f2-9c9522b71209
@@ -2390,6 +2398,8 @@ paths:
                         businessOwner: Guus Geluk
                         rejectionProcessing: mail
                         rejectionInfo: ao@htm.nl
+                        validFrom: 2025-01-01T00:00.000
+                        validUntil: null
       security:
         - default: []
       x-auth-type: Application & Application User
@@ -2417,6 +2427,8 @@ paths:
                   businessOwner: Danny Negen
                   rejectionProcessing: mail
                   rejectionInfo: d.negen@htm.nl
+                  validFrom: 2025-01-01T00:00.000
+                  validUntil: null
       responses:
         "201":
           description: Created
@@ -2456,9 +2468,26 @@ paths:
             schema:
               $ref: "#/components/schemas/SourceMetadataPatchRequestBody"
             examples:
-              Update a source in the metadata:
-                summary: Update a source in the metadata
-                description: In this example we update the business owner of a single source meta data
+              Update a source:
+                summary: Update a source
+                description: In this example we update a single source.
+                value:
+                  incomingName: HTM-app
+                  incomingEntity: OrderLine
+                  outgoingName: ticketapp
+                  businessOwner: Danny Negen
+                  rejectionProcessing: mail
+                  rejectionInfo: d.negen@htm.nl
+                  validFrom: 2025-01-01T00:00.000
+                  validUntil: 2025-01-31T23:59:59.999
+              Update a source validity:
+                summary: Update a source validity
+                description: In this example we update the validity of a single source.
+                value:
+                  validUntil: 2025-01-31T23:59:59.999
+              Update a business owner of a source:
+                summary: Update a business owner of a source
+                description: In this example we update the business owner of a single source.
                 value:
                   businessOwner: Chef Erwin
       responses:
@@ -2478,6 +2507,20 @@ paths:
         - default: []
       x-auth-type: Application & Application User
       x-throttling-tier: Unlimited
+    delete:
+      summary: Delete source metadata.
+      description: |
+        Delete source metadata. Note that source metadata can only be deleted
+        if the validFrom is in the future.
+      tags:
+        - Metadata v2.2
+      responses:
+        "200":
+          description: OK
+      security:
+        - default: []
+      x-auth-type: Application & Application User
+      x-throttling-tier: Unlimited
   /Odata/AccountingPeriodMetadata:
     get:
       summary: Find accounting period metadata.
@@ -4390,6 +4433,15 @@ components:
         rejectionInfo:
           type: string
           example: api.htm.nl/v2/account/12345/msgs/abc
+        validFrom:
+          type: string
+          format: date-time
+          example: 2025-01-01T00:00:00.000
+        validUntil:
+          type: string
+          format: date-time
+          example: null
+          nullable: true
       required:
         - sourceMetadataId
         - incomingName
@@ -4420,6 +4472,15 @@ components:
         rejectionInfo:
           type: string
           example: api.htm.nl/v2/account/12345/msgs/abc
+        validFrom:
+          type: string
+          format: date-time
+          example: 2025-01-01T00:00:00.000
+        validUntil:
+          type: string
+          format: date-time
+          example: null
+          nullable: true
       required:
         - incomingName
         - incomingEntity
@@ -4427,6 +4488,7 @@ components:
         - businessOwner
         - rejectionProcessing
         - rejectionInfo
+        - validFrom
     SourceMetadataPostResponseBody:
       type: object
       properties:
@@ -4442,21 +4504,37 @@ components:
         incomingName:
           type: string
           example: HTM-website
+          nullable: true
         incomingEntity:
           type: string
           example: OrderLine
+          nullable: true
         outgoingName:
           type: string
           example: Website Verkopen
+          nullable: true
         businessOwner:
           type: string
           example: Koos Verweg
+          nullable: true
         rejectionProcessing:
           type: string
           example: system
+          nullable: true
         rejectionInfo:
           type: string
           example: api.htm.nl/v2/account/12345/msgs/abc
+          nullable: true
+        validFrom:
+          type: string
+          format: date-time
+          example: 2025-01-01T00:00:00.000
+          nullable: true
+        validUntil:
+          type: string
+          format: date-time
+          example: null
+          nullable: true
     SourceMetadataPatchResponseBody:
       type: object
       properties: