diff --git a/src/python_testing/TC_IDM_4_3.py b/src/python_testing/TC_IDM_4_3.py
new file mode 100644
index 00000000000000..82273937de0917
--- /dev/null
+++ b/src/python_testing/TC_IDM_4_3.py
@@ -0,0 +1,54 @@
+#
+#    Copyright (c) 2023 Project CHIP Authors
+#    All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License");
+#    you may not use this file except in compliance with the License.
+#    You may obtain a copy of the License at
+#
+#        http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS,
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#    See the License for the specific language governing permissions and
+#    limitations under the License.
+#
+
+import copy
+import logging
+import queue
+import time
+
+import chip.clusters as Clusters
+from chip.ChipDeviceCtrl import ChipDeviceController
+from chip.clusters import ClusterObjects as ClusterObjects
+from chip.clusters.Attribute import AttributePath, TypedAttributePath
+from chip.exceptions import ChipStackError
+from chip.interaction_model import Status
+from matter_testing_support import (AttributeChangeCallback, MatterBaseTest, async_test_body, default_matter_test_main,
+                                    wait_for_attribute_report)
+from mobly import asserts
+
+'''
+Category:
+Functional
+
+Description:
+This test case will verify the report data messages sent from the DUT after activating
+subscription are according to specification.
+
+Full test plan link for details:
+https://github.com/CHIP-Specifications/chip-test-plans/blob/master/src/interactiondatamodel.adoc#443-tc-idm-43-report-data-messages-post-subscription-activation-from-dut-test-cases-dut_server
+'''
+
+
+class TC_IDM_4_3(MatterBaseTest):
+
+    @async_test_body
+    async def test_TC_IDM_4_3(self):
+        print()
+
+
+if __name__ == "__main__":
+    default_matter_test_main()