diff --git a/examples/lit-icd-app/lit-icd-common/lit-icd-server-app.matter b/examples/lit-icd-app/lit-icd-common/lit-icd-server-app.matter
index 1a03db651541ed..5ad47fe85b297d 100644
--- a/examples/lit-icd-app/lit-icd-common/lit-icd-server-app.matter
+++ b/examples/lit-icd-app/lit-icd-common/lit-icd-server-app.matter
@@ -706,7 +706,13 @@ server cluster GeneralDiagnostics = 51 {
     int64u eventTrigger = 1;
   }
 
+  response struct TimeSnapshotResponse = 2 {
+    systime_us systemTimeUs = 0;
+    nullable epoch_us UTCTimeUs = 1;
+  }
+
   command access(invoke: manage) TestEventTrigger(TestEventTriggerRequest): DefaultSuccess = 0;
+  command TimeSnapshot(): TimeSnapshotResponse = 1;
 }
 
 /** The Thread Network Diagnostics Cluster provides a means to acquire standardized diagnostics metrics that MAY be used by a Node to assist a user or Administrative Node in diagnosing potential problems */
@@ -1405,6 +1411,8 @@ endpoint 0 {
     ram      attribute clusterRevision default = 1;
 
     handle command TestEventTrigger;
+    handle command TimeSnapshot;
+    handle command TimeSnapshotResponse;
   }
 
   server cluster ThreadNetworkDiagnostics {
diff --git a/examples/lit-icd-app/lit-icd-common/lit-icd-server-app.zap b/examples/lit-icd-app/lit-icd-common/lit-icd-server-app.zap
index dbce4b32a22e38..fa168ff6d61a1f 100644
--- a/examples/lit-icd-app/lit-icd-common/lit-icd-server-app.zap
+++ b/examples/lit-icd-app/lit-icd-common/lit-icd-server-app.zap
@@ -1688,6 +1688,22 @@
               "source": "client",
               "isIncoming": 1,
               "isEnabled": 1
+            },
+            {
+              "name": "TimeSnapshot",
+              "code": 1,
+              "mfgCode": null,
+              "source": "client",
+              "isIncoming": 1,
+              "isEnabled": 1
+            },
+            {
+              "name": "TimeSnapshotResponse",
+              "code": 2,
+              "mfgCode": null,
+              "source": "server",
+              "isIncoming": 0,
+              "isEnabled": 1
             }
           ],
           "attributes": [