diff --git a/OpenAPI/TS28541_SliceNrm.yaml b/OpenAPI/TS28541_SliceNrm.yaml
index 0833703e675459a8966ecd2452c6f1a6509824b3..f38138861adf66d438b0088105bbcaab0d0d8f28 100755
--- a/OpenAPI/TS28541_SliceNrm.yaml
+++ b/OpenAPI/TS28541_SliceNrm.yaml
@@ -690,6 +690,10 @@ components:
               $ref: '#/components/schemas/NetworkSliceSubnetProviderCapabilities-Multiple'
             FeasibilityCheckAndReservationJob:
               $ref: '#/components/schemas/FeasibilityCheckAndReservationJob-Multiple'
+            NetworkSliceController:
+              $ref: '#/components/schemas/NetworkSliceController-Multiple'
+            NetworkSliceSubnetController:
+              $ref: '#/components/schemas/NetworkSliceSubnetController-Multiple'
 
 
     NetworkSlice-Single:
@@ -709,6 +713,8 @@ components:
                       $ref: 'TS28623_ComDefs.yaml#/components/schemas/AdministrativeState'
                     serviceProfileList:
                       $ref: '#/components/schemas/ServiceProfileList'
+                    networkSliceControllerRef:
+                      $ref: 'TS28623_ComDefs.yaml#/components/schemas/DnList'
 
     NetworkSliceSubnet-Single:
       allOf:
@@ -741,6 +747,8 @@ components:
                         - TOP_SLICESUBNET
                         - RAN_SLICESUBNET
                         - CN_SLICESUBNET
+                    networkSliceSubnetControllerRef:
+                      $ref: 'TS28623_ComDefs.yaml#/components/schemas/DnList'
 
     EP_Transport-Single:
       allOf:
@@ -815,6 +823,52 @@ components:
                 recommendedRequirements:
                   $ref: '#/components/schemas/RecommendedRequirements'
 
+    NetworkSliceController-Single:
+      allOf:
+        - $ref: 'TS28623_GenericNrm.yaml#/components/schemas/Top'
+        - type: object
+          properties: 
+            attributes:
+              type: object
+              properties:
+                inputServiceProfile:
+                  $ref: '#/components/schemas/ServiceProfile'
+                serviceProfileId: 
+                  type: string
+                operationalState:
+                  $ref: 'TS28623_ComDefs.yaml#/components/schemas/OperationalState'
+                administrativeState:
+                  $ref: 'TS28623_ComDefs.yaml#/components/schemas/AdministrativeState'
+                availabilityStatus:
+                  $ref: 'TS28623_ComDefs.yaml#/components/schemas/AvailabilityStatus'
+                processMonitor:
+                  $ref: 'TS28623_GenericNrm.yaml#/components/schemas/ProcessMonitor'
+                networkSliceRef:
+                  $ref: 'TS28623_ComDefs.yaml#/components/schemas/Dn'
+
+    NetworkSliceSubnetController-Single:
+      allOf:
+        - $ref: 'TS28623_GenericNrm.yaml#/components/schemas/Top'
+        - type: object
+          properties: 
+            attributes:
+              type: object
+              properties:
+                inputSliceProfile:
+                  $ref: '#/components/schemas/SliceProfile'
+                sliceProfileId: 
+                  type: string
+                operationalState:
+                  $ref: 'TS28623_ComDefs.yaml#/components/schemas/OperationalState'
+                administrativeState:
+                  $ref: 'TS28623_ComDefs.yaml#/components/schemas/AdministrativeState'
+                availabilityStatus:
+                  $ref: 'TS28623_ComDefs.yaml#/components/schemas/AvailabilityStatus'
+                processMonitor:
+                  $ref: 'TS28623_GenericNrm.yaml#/components/schemas/ProcessMonitor'
+                networkSliceSubnetRef:
+                  $ref: 'TS28623_ComDefs.yaml#/components/schemas/Dn'
+
 #-------- Definition of JSON arrays for name-contained IOCs ----------------------
     SubNetwork-Multiple:
       type: array
@@ -844,7 +898,17 @@ components:
       type: array
       items:
         $ref: '#/components/schemas/FeasibilityCheckAndReservationJob-Single'   
-        
+
+    NetworkSliceController-Multiple:
+      type: array
+      items:
+        $ref: '#/components/schemas/NetworkSliceController-Single'   
+
+    NetworkSliceSubnetController-Multiple:
+      type: array
+      items:
+        $ref: '#/components/schemas/NetworkSliceSubnetController-Single'
+
 #------------ Definitions in TS 28.541 for TS 28.532 -----------------------------
 
     resources-sliceNrm:
@@ -856,4 +920,7 @@ components:
        - $ref: '#/components/schemas/NetworkSliceSubnet-Single'
        - $ref: '#/components/schemas/EP_Transport-Single'
        - $ref: '#/components/schemas/NetworkSliceSubnetProviderCapabilities-Single'
-       - $ref: '#/components/schemas/FeasibilityCheckAndReservationJob-Single'       
+       - $ref: '#/components/schemas/FeasibilityCheckAndReservationJob-Single'
+       - $ref: '#/components/schemas/NetworkSliceController-Single'
+       - $ref: '#/components/schemas/NetworkSliceSubnetController-Single'
+    
diff --git a/OpenAPI/TS28623_ComDefs.yaml b/OpenAPI/TS28623_ComDefs.yaml
index c54fc8107a76d8cee08335863364061804cf7e3c..e0a125724fb99e2800c835bbbefddb2c23e814cd 100755
--- a/OpenAPI/TS28623_ComDefs.yaml
+++ b/OpenAPI/TS28623_ComDefs.yaml
@@ -166,6 +166,18 @@ components:
         - IDEL
         - ACTIVE
         - BUSY
+    AvailabilityStatus:
+      type: string
+      enum:
+        - IN_TEST
+        - FAILED
+        - POWER_OFF
+        - OFF_LINE
+        - OFF_DUTY
+        - DEPENDENCY
+        - DEGRADED
+        - NOT_INSTALLED
+        - LOG_FULL
 
     AttributeNameValuePairSet:
       description: >-