diff --git a/src/SOL002/VNFLifecycleManagement/definitions/SOL002VNFLifecycleManagement_def.yaml b/src/SOL002/VNFLifecycleManagement/definitions/SOL002VNFLifecycleManagement_def.yaml
index 060e72b18df426ec5297be6098ce5eb434b97a8b..3560a48b4264e77a9083a877da016e8c8f658c14 100644
--- a/src/SOL002/VNFLifecycleManagement/definitions/SOL002VNFLifecycleManagement_def.yaml
+++ b/src/SOL002/VNFLifecycleManagement/definitions/SOL002VNFLifecycleManagement_def.yaml
@@ -151,6 +151,12 @@ definitions:
             description: >
               The state of the VNF instance.
             $ref: "#/definitions/VnfOperationalStateType"
+          vnfPowerState:
+            description: >
+              The power state of the VNF instance. Only present if the VNF instance
+              is in a power state or a scale status (refer to attribute "scaleStatus")
+              that has an associated power profile, as defined in the VNFD.
+            $ref: "#/definitions/PowerStateInfo"
           scaleStatus:
             description: >
               Scale status of the VNF, one entry per aspect. Represents for every
@@ -2354,14 +2360,16 @@ definitions:
     description: >
       This type represents request parameters for the "Scale VNF to Level" operation.
 
-      NOTE 1:	Either the instantiationLevelId attribute or the scaleInfo attribute shall 
-            be included.
-      NOTE 2: If the referenced instantiationLevel or the scaleInfo attribute contain information related to VNFCs that are not
-              going to be instantiated due to the selection of deployable modules, the information is stored in the VNFM for
-              later use and included in the instantiatedVnfInfo. If, during the lifecycle of the VNF, as a result of a change of
-              the selected deployable modules any of those VNFCs is going to be instantiated, the stored information
-              determines the number of instances, unless the request that triggered the change also contains information
-              about the number of instances.
+      NOTE 1:	Either the instantiationLevelId attribute or the scaleInfo attribute or the powerProfileId attribute shall 
+            be included, but not multiple of them.
+      NOTE 2: If the referenced instantiationLevel, the scaleInfo or powerProfileId attribute contain information related to VNFCs
+            that are not going to be instantiated due to the selection of deployable modules, the information is stored in the 
+            VNFM for later use and included in the instantiatedVnfInfo. If, during the lifecycle of the VNF, as a result of 
+            a change of the selected deployable modules any of those VNFCs is going to be instantiated, the stored information
+            determines the number of instances, unless the request that triggered the change also contains information
+            about the number of instances.
+      Editor's Note: Pending on PowerProfile work in SOL001.
+
     type: object
     anyOf:
       - oneOf:
@@ -2369,6 +2377,8 @@ definitions:
               - instantiationLevelId
           - required:
               - scaleInfo
+          - required:
+              - powerProfileId
     properties:
       instantiationLevelId:
         description: >
@@ -2384,6 +2394,13 @@ definitions:
         type: array
         items:
           $ref: "../../General_Definitions/SOL002_def.yaml#/definitions/ScaleInfo"
+      powerProfileId:
+        description: >
+          Identifier of the target power profile in the current deployment flavour, as
+          defined in the VNFD, from which the target power state can be selected and
+          be switched to.
+          See notes 1 and 2.
+        $ref: "../../General_Definitions/SOL002_def.yaml#/definitions/IdentifierInVnfd"
       additionalParams:
         description: >
           Additional parameters passed by the NFVO as input to the scaling
@@ -2880,6 +2897,34 @@ definitions:
           notification is related to. Shall be present if there is a related
           lifecycle operation occurrence.
         $ref: "../../General_Definitions/SOL002_def.yaml#/definitions/NotificationLink"
+  PowerStateInfo:
+    description: >
+      This type represents information about the power state of a VNF instance.
+
+      Editor's Note: Specification of PowerConsumptionInfo data type is FFS pending
+                     on PowerProfile work in SOL001.
+    type: object
+    required:
+      - powerProfileId
+      - name
+    properties:
+      powerProfileId:
+         description: >
+           Identifier of the power profile, as defined in the VNFD,
+           applied to the VNF instance.
+         $ref: "../../General_Definitions/SOL002_def.yaml#/definitions/IdentifierInVnfd"
+      name:
+         description: >
+          Name of the power profile as provided in the VNFD.
+         type: string
+      powerConsumptionInfo:
+         description: >
+           Estimated power consumption information of the resources
+           associated with this power profile, as provided in the VNFD.
+           VNFM exposes and can use this information to control the VNF
+           instance to operate according to the power profile and selected
+           power state, e.g., monitoring actual energy or power consumption
+           of the VNF instance and compare against the estimated one.
 
   VnfExtCpInfo:
     description: >
@@ -3767,4 +3812,4 @@ definitions:
         description: >
           Name of an address pool from which an IP address is 
           assigned to the virtual CP.
-        type: string
\ No newline at end of file
+        type: string