diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 678b7b1..24895bf 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -536,6 +536,7 @@
                   scripts/run_in_python_env.sh out/venv './scripts/tests/run_python_test.py --script "src/python_testing/TestMatterTestingSupport.py" --script-args "--trace-to json:out/trace_data/test-{SCRIPT_BASE_NAME}.json --trace-to perfetto:out/trace_data/test-{SCRIPT_BASE_NAME}.perfetto"'
                   scripts/run_in_python_env.sh out/venv './scripts/tests/run_python_test.py --script "src/python_testing/TestSpecParsingSupport.py" --script-args "--trace-to json:out/trace_data/test-{SCRIPT_BASE_NAME}.json --trace-to perfetto:out/trace_data/test-{SCRIPT_BASE_NAME}.perfetto"'
                   scripts/run_in_python_env.sh out/venv './scripts/tests/TestTimeSyncTrustedTimeSourceRunner.py'
+                  scripts/run_in_python_env.sh out/venv './scripts/tests/run_python_test.py --app out/linux-x64-all-clusters-ipv6only-no-ble-no-wifi-tsan-clang-test/chip-all-clusters-app  --factoryreset --app-args "--discriminator 1234 --KVS kvs1 --trace-to json:out/trace_data/app-{SCRIPT_BASE_NAME}.json" --script "src/python_testing/TC_OPCREDS_3_2.py" --script-args "--storage-path admin_storage.json --commissioning-method on-network --discriminator 1234 --passcode 20202021 --PICS src/app/tests/suites/certification/ci-pics-values --trace-to json:out/trace_data/test-{SCRIPT_BASE_NAME}.json --trace-to perfetto:out/trace_data/test-{SCRIPT_BASE_NAME}.perfetto"'
                   scripts/run_in_python_env.sh out/venv './scripts/tests/run_python_test.py --app out/linux-x64-all-clusters-ipv6only-no-ble-no-wifi-tsan-clang-test/chip-all-clusters-app  --factoryreset --app-args "--discriminator 1234 --KVS kvs1 --trace-to json:out/trace_data/app-{SCRIPT_BASE_NAME}.json" --script "src/python_testing/TC_OPSTATE_2_1.py" --script-args "--endpoint 1 --storage-path admin_storage.json --commissioning-method on-network --discriminator 1234 --passcode 20202021 --PICS src/app/tests/suites/certification/ci-pics-values --trace-to json:out/trace_data/test-{SCRIPT_BASE_NAME}.json --trace-to perfetto:out/trace_data/test-{SCRIPT_BASE_NAME}.perfetto"'
                   scripts/run_in_python_env.sh out/venv './scripts/tests/run_python_test.py --app out/linux-x64-all-clusters-ipv6only-no-ble-no-wifi-tsan-clang-test/chip-all-clusters-app  --factoryreset --app-args "--discriminator 1234 --KVS kvs1 --trace-to json:out/trace_data/app-{SCRIPT_BASE_NAME}.json" --script "src/python_testing/TC_OPSTATE_2_2.py" --script-args "--endpoint 1 --int-arg PIXIT.WAITTIME.COUNTDOWN:5 --storage-path admin_storage.json --commissioning-method on-network --discriminator 1234 --passcode 20202021 --PICS src/app/tests/suites/certification/ci-pics-values --trace-to json:out/trace_data/test-{SCRIPT_BASE_NAME}.json --trace-to perfetto:out/trace_data/test-{SCRIPT_BASE_NAME}.perfetto"'
                   scripts/run_in_python_env.sh out/venv './scripts/tests/run_python_test.py --app out/linux-x64-all-clusters-ipv6only-no-ble-no-wifi-tsan-clang-test/chip-all-clusters-app  --factoryreset --app-args "--discriminator 1234 --KVS kvs1 --trace-to json:out/trace_data/app-{SCRIPT_BASE_NAME}.json" --script "src/python_testing/TC_OPSTATE_2_3.py" --script-args "--endpoint 1 --int-arg PIXIT.WAITTIME.COUNTDOWN:5 --storage-path admin_storage.json --commissioning-method on-network --discriminator 1234 --passcode 20202021 --PICS src/app/tests/suites/certification/ci-pics-values --trace-to json:out/trace_data/test-{SCRIPT_BASE_NAME}.json --trace-to perfetto:out/trace_data/test-{SCRIPT_BASE_NAME}.perfetto"'
diff --git a/src/controller/python/chip/utils/CommissioningBuildingBlocks.py b/src/controller/python/chip/utils/CommissioningBuildingBlocks.py
index 8fa8022..4c3826f 100644
--- a/src/controller/python/chip/utils/CommissioningBuildingBlocks.py
+++ b/src/controller/python/chip/utils/CommissioningBuildingBlocks.py
@@ -156,12 +156,14 @@
         newNodeId (int): Node ID to use for the target node on the new fabric.
 
     Return:
-        bool: True if successful, False otherwise.
+        tuple:  (bool, Optional[nocResp], Optional[rcacResp]: True if successful, False otherwise, along with nocResp, rcacResp value.
 
     '''
+    nocResp = None
+
     resp = await commissionerDevCtrl.SendCommand(existingNodeId, 0, generalCommissioning.Commands.ArmFailSafe(60))
     if resp.errorCode is not generalCommissioning.Enums.CommissioningErrorEnum.kOk:
-        return False
+        return False, nocResp
 
     csrForAddNOC = await commissionerDevCtrl.SendCommand(existingNodeId, 0, opCreds.Commands.CSRRequest(CSRNonce=os.urandom(32)))
 
@@ -171,31 +173,35 @@
             chainForAddNOC.nocBytes is None or chainForAddNOC.ipkBytes is None):
         # Expiring the failsafe timer in an attempt to clean up.
         await commissionerDevCtrl.SendCommand(existingNodeId, 0, generalCommissioning.Commands.ArmFailSafe(0))
-        return False
+        return False, nocResp
 
     await commissionerDevCtrl.SendCommand(existingNodeId, 0, opCreds.Commands.AddTrustedRootCertificate(chainForAddNOC.rcacBytes))
-    resp = await commissionerDevCtrl.SendCommand(existingNodeId,
-                                                 0,
-                                                 opCreds.Commands.AddNOC(chainForAddNOC.nocBytes,
-                                                                         chainForAddNOC.icacBytes,
-                                                                         chainForAddNOC.ipkBytes,
-                                                                         newFabricDevCtrl.nodeId,
-                                                                         newFabricDevCtrl.fabricAdmin.vendorId))
-    if resp.statusCode is not opCreds.Enums.NodeOperationalCertStatusEnum.kOk:
+    nocResp = await commissionerDevCtrl.SendCommand(existingNodeId,
+                                                    0,
+                                                    opCreds.Commands.AddNOC(chainForAddNOC.nocBytes,
+                                                                            chainForAddNOC.icacBytes,
+                                                                            chainForAddNOC.ipkBytes,
+                                                                            newFabricDevCtrl.nodeId,
+                                                                            newFabricDevCtrl.fabricAdmin.vendorId))
+
+    rcacResp = chainForAddNOC.rcacBytes
+
+    if nocResp.statusCode is not opCreds.Enums.NodeOperationalCertStatusEnum.kOk:
         # Expiring the failsafe timer in an attempt to clean up.
         await commissionerDevCtrl.SendCommand(existingNodeId, 0, generalCommissioning.Commands.ArmFailSafe(0))
-        return False
+        return False, nocResp
 
     resp = await newFabricDevCtrl.SendCommand(newNodeId, 0, generalCommissioning.Commands.CommissioningComplete())
+
     if resp.errorCode is not generalCommissioning.Enums.CommissioningErrorEnum.kOk:
         # Expiring the failsafe timer in an attempt to clean up.
         await commissionerDevCtrl.SendCommand(existingNodeId, 0, generalCommissioning.Commands.ArmFailSafe(0))
-        return False
+        return False, nocResp
 
     if not await _IsNodeInFabricList(newFabricDevCtrl, newNodeId):
-        return False
+        return False, nocResp
 
-    return True
+    return True, nocResp, rcacResp
 
 
 async def UpdateNOC(devCtrl, existingNodeId, newNodeId):
diff --git a/src/python_testing/TC_OPCREDS_3_2.py b/src/python_testing/TC_OPCREDS_3_2.py
new file mode 100644
index 0000000..5b7cd5b
--- /dev/null
+++ b/src/python_testing/TC_OPCREDS_3_2.py
@@ -0,0 +1,190 @@
+#
+#    Copyright (c) 2024 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 chip.clusters as Clusters
+from chip.tlv import TLVReader
+from chip.utils import CommissioningBuildingBlocks
+from matter_testing_support import MatterBaseTest, TestStep, async_test_body, default_matter_test_main
+from mobly import asserts
+from test_plan_support import (commission_from_existing, commission_if_required, read_attribute, remove_fabric,
+                               verify_commissioning_successful, verify_success)
+
+
+def verify_fabric(controller: str) -> str:
+    return (f"- Verify there is one entry returned. Verify FabricIndex matches `fabric_index_{controller}`.\n"
+            f"- Verify the RootPublicKey matches the public key for rcac_{controller}.\n"
+            f"- Verify the VendorID matches the vendor ID for {controller}.\n"
+            f"- Verify the FabricID matches the fabricID for {controller}")
+
+
+class TC_OPCREDS_3_2(MatterBaseTest):
+    def desc_TC_OPCREDS_3_2(self):
+        return " Attribute-CurrentFabricIndex validation [DUTServer]"
+
+    def steps_TC_OPCREDS_3_2(self):
+        return [TestStep(0, commission_if_required('CR1'), is_commissioning=True),
+                TestStep(1, f"{commission_from_existing('CR1', 'CR2')}\n. Save the FabricIndex from the NOCResponse as `fabric_index_CR2`.",
+                         verify_commissioning_successful()),
+                TestStep(2, f"{commission_from_existing('CR1', 'CR3')}\n. Save the FabricIndex from the NOCResponse as `fabric_index_CR3`.",
+                         verify_commissioning_successful()),
+                TestStep(3, f"CR2 {read_attribute('CurrentFabricIndex')}",
+                         "Verify the returned value is `fabric_index_CR2`"),
+                TestStep(4, f"CR3 {read_attribute('CurrentFabricIndex')}",
+                         "Verify the returned value is `fabric_index_CR3`"),
+                TestStep(
+                    5, f"CR2 {read_attribute('Fabrics')} using a fabric-filtered read", verify_fabric('CR2')),
+                TestStep(
+                    6, f"CR3 {read_attribute('Fabrics')} using a fabric-filtered read", verify_fabric('CR3')),
+                TestStep(7, remove_fabric(
+                    'fabric_index_CR2', 'CR1'), verify_success()),
+                TestStep(8, remove_fabric(
+                    'fabric_index_CR3', 'CR1'), verify_success()),
+                ]
+
+    @async_test_body
+    async def test_TC_OPCREDS_3_2(self):
+        opcreds = Clusters.OperationalCredentials
+
+        self.step(0)
+
+        self.step(1)
+        dev_ctrl = self.default_controller
+
+        new_certificate_authority = self.certificate_authority_manager.NewCertificateAuthority()
+        cr2_vid = 0xFFF2
+        cr2_fabricId = 2222
+        cr2_new_fabric_admin = new_certificate_authority.NewFabricAdmin(
+            vendorId=cr2_vid, fabricId=cr2_fabricId)
+        cr2_nodeid = self.default_controller.nodeId+1
+        cr2_dut_node_id = self.dut_node_id+1
+
+        cr2_new_admin_ctrl = cr2_new_fabric_admin.NewController(
+            nodeId=cr2_nodeid)
+        success, nocResp, rcacResp = await CommissioningBuildingBlocks.AddNOCForNewFabricFromExisting(
+            commissionerDevCtrl=dev_ctrl, newFabricDevCtrl=cr2_new_admin_ctrl,
+            existingNodeId=self.dut_node_id, newNodeId=cr2_dut_node_id
+        )
+
+        fabric_index_CR2 = nocResp.fabricIndex
+        tlvReaderRCAC_CR2 = TLVReader(rcacResp).get()["Any"]
+        rcac_CR2 = tlvReaderRCAC_CR2[9]  # public key is field 9
+
+        self.step(2)
+        new_certificate_authority = self.certificate_authority_manager.NewCertificateAuthority()
+        cr3_vid = 0xFFF3
+        cr3_fabricId = 3333
+        cr3_new_fabric_admin = new_certificate_authority.NewFabricAdmin(
+            vendorId=cr3_vid, fabricId=cr3_fabricId)
+        cr3_nodeid = self.default_controller.nodeId+2
+        cr3_dut_node_id = self.dut_node_id+2
+
+        cr3_new_admin_ctrl = cr3_new_fabric_admin.NewController(
+            nodeId=cr3_nodeid)
+        success, nocResp, rcacResp = await CommissioningBuildingBlocks.AddNOCForNewFabricFromExisting(
+            commissionerDevCtrl=dev_ctrl, newFabricDevCtrl=cr3_new_admin_ctrl,
+            existingNodeId=self.dut_node_id, newNodeId=cr3_dut_node_id
+        )
+
+        fabric_index_CR3 = nocResp.fabricIndex
+        tlvReaderRCAC_CR3 = TLVReader(rcacResp).get()["Any"]
+        rcac_CR3 = tlvReaderRCAC_CR3[9]
+
+        self.step(3)
+        cr2_read_fabricIndex = await self.read_single_attribute_check_success(
+            dev_ctrl=cr2_new_admin_ctrl,
+            node_id=cr2_dut_node_id,
+            cluster=opcreds,
+            attribute=opcreds.Attributes.CurrentFabricIndex
+        )
+
+        asserts.assert_equal(fabric_index_CR2, cr2_read_fabricIndex,
+                             "Fail fabric_index_CR2 is not equal to read fabricIndex from CR2")
+
+        self.step(4)
+        cr3_read_fabricIndex = await self.read_single_attribute_check_success(
+            dev_ctrl=cr3_new_admin_ctrl,
+            node_id=cr3_dut_node_id,
+            cluster=opcreds,
+            attribute=opcreds.Attributes.CurrentFabricIndex
+        )
+
+        asserts.assert_equal(fabric_index_CR3, cr3_read_fabricIndex,
+                             "Fail fabric_index_CR3 is not equal to read fabricIndex from CR3")
+
+        self.step(5)
+        cr2_fabric = await self.read_single_attribute_check_success(
+            dev_ctrl=cr2_new_admin_ctrl,
+            node_id=cr2_dut_node_id,
+            cluster=opcreds,
+            attribute=opcreds.Attributes.Fabrics,
+            fabric_filtered=True
+        )
+
+        for fabric in cr2_fabric:
+            cr2_fabric_fabricIndex = fabric.fabricIndex
+            cr2_fabric_rootPublicKey = fabric.rootPublicKey
+            cr2_fabric_vendorId = fabric.vendorID
+            cr2_fabric_fabricId = fabric.fabricID
+
+        asserts.assert_equal(cr2_fabric_fabricIndex,
+                             fabric_index_CR2, "Unexpected CR2 fabric index")
+        asserts.assert_equal(cr2_fabric_rootPublicKey, rcac_CR2,
+                             "Unexpected RootPublicKey does not match with rcac_CR2")
+        asserts.assert_equal(cr2_fabric_vendorId, cr2_vid,
+                             "Unexpected vendorId does not match with CR2 VendorID")
+        asserts.assert_equal(cr2_fabric_fabricId, cr2_fabricId,
+                             "Unexpected fabricId does not match with CR2 fabricID")
+
+        self.step(6)
+        cr3_fabric = await self.read_single_attribute_check_success(
+            dev_ctrl=cr3_new_admin_ctrl,
+            node_id=cr3_dut_node_id,
+            cluster=opcreds,
+            attribute=opcreds.Attributes.Fabrics,
+            fabric_filtered=True
+        )
+
+        for fabric in cr3_fabric:
+            cr3_fabric_fabricIndex = fabric.fabricIndex
+            cr3_fabric_rootPublicKey = fabric.rootPublicKey
+            cr3_fabric_vendorId = fabric.vendorID
+            cr3_fabric_fabricId = fabric.fabricID
+
+        asserts.assert_equal(cr3_fabric_fabricIndex,
+                             fabric_index_CR3, "Unexpected CR3 fabric index")
+        asserts.assert_equal(cr3_fabric_rootPublicKey, rcac_CR3,
+                             "Unexpected RootPublicKey does not match with rcac_CR3")
+        asserts.assert_equal(cr3_fabric_vendorId, cr3_vid,
+                             "Unexpected vendorId does not match with CR3 VendorID")
+        asserts.assert_equal(cr3_fabric_fabricId, cr3_fabricId,
+                             "Unexpected fabricId does not match with CR3 fabricID")
+
+        self.step(7)
+        cmd = opcreds.Commands.RemoveFabric(fabric_index_CR2)
+        resp = await self.send_single_cmd(cmd=cmd)
+        asserts.assert_equal(
+            resp.statusCode, opcreds.Enums.NodeOperationalCertStatusEnum.kOk)
+
+        self.step(8)
+        cmd = opcreds.Commands.RemoveFabric(fabric_index_CR3)
+        resp = await self.send_single_cmd(cmd=cmd)
+        asserts.assert_equal(
+            resp.statusCode, opcreds.Enums.NodeOperationalCertStatusEnum.kOk)
+
+
+if __name__ == "__main__":
+    default_matter_test_main()
diff --git a/src/python_testing/test_plan_support.py b/src/python_testing/test_plan_support.py
new file mode 100644
index 0000000..1acb857
--- /dev/null
+++ b/src/python_testing/test_plan_support.py
@@ -0,0 +1,78 @@
+#
+#    Copyright (c) 2024 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 typing
+
+
+def read_attribute(attribute: str, cluster: typing.Optional[str] = None):
+    attr = f'reads the {attribute} attribute'
+    if cluster:
+        return f'{attr} from {cluster}'
+    else:
+        return attr
+
+
+def save_as(val: str) -> str:
+    return f' and saves the value as {val}'
+
+
+def verify_status(status: str) -> str:
+    return f'Verify DUT responds w/ status {status}'
+
+
+def verify_success() -> str:
+    return verify_status('SUCCESS')
+
+# -----------------------
+# Commissioning strings
+# -----------------------
+
+
+def commission_if_required(controller: typing.Optional[str] = None) -> str:
+    controller_str = f'to {controller} ' if controller is not None else ''
+    return f'Commission DUT {controller_str}if not already done'
+
+
+def commission_from_existing(existing_controller_name: str, new_controller_name: str) -> str:
+    # NOTE to implementers: This text corresponds to the actions taken by CommissioningBuildingBlocks.AddNOCForNewFabricFromExisting.
+    # This function should be used in the TestSteps description when you use that function.
+    # AddNOCForNewFabricFromExisting is used when the generated certificates are required for use in the test.
+    # It written one step so we can just use the function directly without needing to annotate the sub-steps for the TH.
+    return (f'Create a new controller on a new fabric called {new_controller_name}.\n'
+            f'Commission the new controller from {existing_controller_name} as follows:\n\n'
+            f'- {existing_controller_name} sends an ArmFailsafe command, followed by a CSRRequest command.\n'
+            f'- Generate credentials on {new_controller_name} using the returned CSR.\n'
+            f'- Save the RCAC as `rcac_{new_controller_name}. Save the ICAC as `icac_{new_controller_name}`. Save the NOC as `noc_{new_controller_name}`. Save the IPK as ipk_{new_controller_name}.\n'
+            f'-  {existing_controller_name} sends the AddTrustedRootCertificate command with `rcac_{new_controller_name}`'
+            f'- {existing_controller_name} sends the AddNOC command with the fields set as follows:\n'
+            f'  * NOCValue:        `noc_{new_controller_name}`\n'
+            f'  * ICACValue:       `icac_{new_controller_name}`\n'
+            f'  * IPKValue:        `ipk_{new_controller_name}`\n'
+            f'  * CaseAdminSubject: {new_controller_name} node ID\n'
+            f'  * AdminVendorId:    {new_controller_name} vendor ID\n'
+            f'- {new_controller_name} connects over CASE and sends the commissioning complete command')
+
+
+def open_commissioning_window(controller: str = 'TH') -> str:
+    return f'{controller} opens a commissioning window on the DUT'
+
+
+def remove_fabric(index_var: str, controller: str):
+    return f'{controller} sends the RemoveFabric command to the Node Operational Credentials cluster with the FabricIndex set to {index_var}.'
+
+
+def verify_commissioning_successful() -> str:
+    return 'Verify the commissioning is successful.'