diff --git a/meshtastic/tests/test_mesh_interface_traffic_management.py b/meshtastic/tests/test_mesh_interface_traffic_management.py
new file mode 100644
index 0000000..f1aa4f9
--- /dev/null
+++ b/meshtastic/tests/test_mesh_interface_traffic_management.py
@@ -0,0 +1,22 @@
+"""Meshtastic unit tests for traffic management handling in mesh_interface.py."""
+
+import pytest
+
+from ..mesh_interface import MeshInterface
+from ..protobuf import mesh_pb2
+
+
+@pytest.mark.unit
+@pytest.mark.usefixtures("reset_mt_config")
+def test_handleFromRadio_with_traffic_management_module_config():
+    """Test _handleFromRadio with moduleConfig.traffic_management."""
+    iface = MeshInterface(noProto=True)
+    from_radio = mesh_pb2.FromRadio()
+    from_radio.moduleConfig.traffic_management.enabled = True
+    from_radio.moduleConfig.traffic_management.rate_limit_enabled = True
+
+    iface._handleFromRadio(from_radio.SerializeToString())
+
+    assert iface.localNode.moduleConfig.traffic_management.enabled is True
+    assert iface.localNode.moduleConfig.traffic_management.rate_limit_enabled is True
+    iface.close()
diff --git a/meshtastic/tests/test_node.py b/meshtastic/tests/test_node.py
index c5cb6b3..7dc09b6 100644
--- a/meshtastic/tests/test_node.py
+++ b/meshtastic/tests/test_node.py
@@ -794,6 +794,30 @@ def test_writeConfig_with_no_radioConfig(capsys):
     assert err == ""
 
 
+@pytest.mark.unit
+@pytest.mark.usefixtures("reset_mt_config")
+def test_writeConfig_traffic_management():
+    """Test writeConfig with traffic_management module config."""
+    iface = MagicMock(autospec=SerialInterface)
+    anode = Node(iface, 123, noProto=True)
+    anode.moduleConfig.traffic_management.enabled = True
+    anode.moduleConfig.traffic_management.rate_limit_enabled = True
+
+    sent_admin = []
+
+    def capture_send(p, *args, **kwargs):
+        sent_admin.append(p)
+
+    with patch.object(anode, "_sendAdmin", side_effect=capture_send):
+        anode.writeConfig("traffic_management")
+
+    assert len(sent_admin) == 1
+    assert sent_admin[0].HasField("set_module_config")
+    assert sent_admin[0].set_module_config.HasField("traffic_management")
+    assert sent_admin[0].set_module_config.traffic_management.enabled is True
+    assert sent_admin[0].set_module_config.traffic_management.rate_limit_enabled is True
+
+
 # TODO
 # @pytest.mark.unit
 # def test_writeConfig(caplog):