diff --git a/src/app/tests/suites/certification/Test_TC_LWM_1_1.yaml b/src/app/tests/suites/certification/Test_TC_LWM_1_1.yaml
index 14a120aa972812..7c7caff3a7ce71 100644
--- a/src/app/tests/suites/certification/Test_TC_LWM_1_1.yaml
+++ b/src/app/tests/suites/certification/Test_TC_LWM_1_1.yaml
@@ -41,9 +41,21 @@ tests:
           constraints:
               type: int16u
 
+    - label:
+          "Step 3:TH reads from the DUT the FeatureMap attribute., bit 0: SHALL
+          be 1 if and only if LWM.S.F00(DEPONOFF)"
+      command: "readAttribute"
+      attribute: "FeatureMap"
+      PICS: LWM.S.F00
+      response:
+          constraints:
+              type: bitmap32
+              hasMasksSet: [0x1]
+
     - label: "Step 3: TH reads from the DUT the FeatureMap attribute."
       command: "readAttribute"
       attribute: "FeatureMap"
+      PICS: " !LWM.S.F00 "
       response:
           value: 0
           constraints:
@@ -78,6 +90,17 @@ tests:
               type: list
               contains: [2]
 
+    - label:
+          "Step 4c: TH reads the Feature dependent attribute(DEPONOFF) in
+          AttributeList"
+      PICS: LWM.S.F00
+      command: "readAttribute"
+      attribute: "AttributeList"
+      response:
+          constraints:
+              type: list
+              contains: [3]
+
     - label: "Step 5: TH reads from the DUT the EventList attribute."
       PICS: PICS_EVENT_LIST_ENABLED
       command: "readAttribute"