diff --git a/OpenAPI/TS28104_MdaNrm.yaml b/OpenAPI/TS28104_MdaNrm.yaml
index 735cbbd7004bb88208e33a86699a4ce6cd14e681..5590496d2c48a7968b6da32851442ca8c0f4d53c 100644
--- a/OpenAPI/TS28104_MdaNrm.yaml
+++ b/OpenAPI/TS28104_MdaNrm.yaml
@@ -145,6 +145,19 @@ components:
               format: float
               minimum: 0
 
+    AnalysisRequirement:
+      oneOf:
+        - type: object
+          properties:
+            timeConstraint:
+              type: array
+              items:
+                $ref: 'TS28623_ComDefs.yaml#/components/schemas/TimeWindow'
+        - type: object
+          properties:
+            resourceConstraint:
+              type: string
+
     MDADomain:
       type: string
       enum:
@@ -224,6 +237,10 @@ components:
                       type: array
                       items:
                         $ref: 'TS28623_ThresholdMonitorNrm.yaml#/components/schemas/ThresholdInfo'
+                    analysisRequirements:
+                      type: object
+                      items:
+                        $ref: '#/components/schemas/AnalysisRequirement'
                     thresholdMonitorRefList:
                       $ref: 'TS28623_ComDefs.yaml#/components/schemas/DnList'   
     MDAReport-Single: