diff --git a/src/openapi/orders/orders-crud.yaml b/src/openapi/orders/orders-crud.yaml
index 1dd008e..1f4c370 100644
--- a/src/openapi/orders/orders-crud.yaml
+++ b/src/openapi/orders/orders-crud.yaml
@@ -1423,7 +1423,7 @@ paths:
                 "oneTimePassword": "H5Iiz3JTaQeIV8p",
               }
       responses:
-        "200":
+        "201":
           description: OK
           content:
             application/json:
@@ -1912,7 +1912,7 @@ paths:
                     "place": "Den Haag",
               }
       responses:
-        "200":
+        "201":
           description: OK
           content:
             application/json:
diff --git a/src/openapi/orders/service_engine_orders.yaml b/src/openapi/orders/service_engine_orders.yaml
index d0de7bd..1c36967 100644
--- a/src/openapi/orders/service_engine_orders.yaml
+++ b/src/openapi/orders/service_engine_orders.yaml
@@ -4,7 +4,7 @@ info:
   version: "1.0"
   description: Order APIs available in the Service Engine for order validation and fulfillment.
 servers:
-  - url: https://api.integratielaag.nl/v1
+  - url: https://api.integratielaag.nl/v2
 paths:
   /orders/validation:
     post:
@@ -186,7 +186,7 @@ paths:
                             "validFrom": "2024-03-22T09:00:00",
                             "validUntil": null,
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "isRenewable": true,
@@ -232,7 +232,7 @@ paths:
                             "validFrom": "2024-03-22T09:00:00",
                             "validUntil": null,
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "isRenewable": true,
@@ -437,7 +437,7 @@ paths:
                           "productCode": "HTM-MND-20",
                           "productDescription": "HTM Maandkorting 20%",
                           "taxAmount": 21,
-                          "taxCode": "V11",
+                          "taxCode": "V21",
                           "amountExclTax": 100,
                           "amountInclTax": 121,
                           "quantity": 1,
@@ -599,7 +599,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -730,7 +730,7 @@ paths:
         description: The JWT of the logged in customer (in case of a web shop).
     get:
       tags:
-        - Order Retrieval v1.1
+        - Order Retrieval v2.1
       summary: Get all orders for a specific customer.
       description: Get all orders for a specific customer.
       responses:
@@ -871,7 +871,7 @@ paths:
             example: 7208e73e-87a6-46d9-bb6d-867ffc460c9b
           description: xTat used in order fulfillment. Note that this is a joined parameter via PurchasedProduct.
       tags:
-        - Order Retrieval v1.1
+        - Order Retrieval v2.1
       summary: Find orders.
       description: Find orders.
       responses:
@@ -1363,7 +1363,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -1567,7 +1567,7 @@ paths:
                         "taxMetadata":
                           {
                             "taxMetadataId": "06270769-a263-4325-82d6-f49396f39d03",
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "taxPercentageAmount": 21,
                             "description": "21% BTW",
                           },
@@ -1773,7 +1773,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -2083,7 +2083,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -2133,7 +2133,7 @@ paths:
                             "productCode": "HTM-MND-40",
                             "productDescription": "HTM Maandkorting 40%",
                             "taxAmount": 42,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 200,
                             "amountInclTax": 242,
                             "quantity": 1,
@@ -2345,7 +2345,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -2697,7 +2697,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -2740,7 +2740,7 @@ paths:
                             "productCode": "HTM-MND-40",
                             "productDescription": "HTM Maandkorting 40%",
                             "taxAmount": 42,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 200,
                             "amountInclTax": 242,
                             "quantity": 1,
@@ -2931,7 +2931,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -3154,7 +3154,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -3317,7 +3317,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -3421,7 +3421,7 @@ paths:
                     "country": "NL",
                   }
       responses:
-        "200":
+        "201":
           description: OK
           content:
             application/json:
@@ -3472,7 +3472,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -3630,7 +3630,7 @@ paths:
                             "productCode": "HTM-MND-20",
                             "productDescription": "HTM Maandkorting 20%",
                             "taxAmount": 21,
-                            "taxCode": "V11",
+                            "taxCode": "V21",
                             "amountExclTax": 100,
                             "amountInclTax": 121,
                             "quantity": 1,
@@ -3791,7 +3791,6 @@ paths:
                     } 
                   ] 
                 }
-  
   /orders/{orderId}/fulfill:
     parameters:
       - in: path