diff --git a/homeassistant/components/lcn/__init__.py b/homeassistant/components/lcn/__init__.py
index b0b231cb9e9..d1486fe0d32 100644
--- a/homeassistant/components/lcn/__init__.py
+++ b/homeassistant/components/lcn/__init__.py
@@ -191,7 +191,7 @@ def async_host_input_received(
 def _async_fire_access_control_event(
     hass: HomeAssistant, device: dr.DeviceEntry, address: AddressType, inp: InputType
 ) -> None:
-    """Fire access control event (transponder, transmitter, fingerprint)."""
+    """Fire access control event (transponder, transmitter, fingerprint, codelock)."""
     event_data = {
         "segment_id": address[0],
         "module_id": address[1],
diff --git a/homeassistant/components/lcn/device_trigger.py b/homeassistant/components/lcn/device_trigger.py
index a6fc17759b8..8ae640cf6c2 100644
--- a/homeassistant/components/lcn/device_trigger.py
+++ b/homeassistant/components/lcn/device_trigger.py
@@ -16,13 +16,14 @@ from homeassistant.helpers.typing import ConfigType
 
 from .const import DOMAIN, KEY_ACTIONS, SENDKEYS
 
-TRIGGER_TYPES = {"transmitter", "transponder", "fingerprint", "send_keys"}
+TRIGGER_TYPES = {"transmitter", "transponder", "fingerprint", "codelock", "send_keys"}
 
 LCN_DEVICE_TRIGGER_BASE_SCHEMA = DEVICE_TRIGGER_BASE_SCHEMA.extend(
     {vol.Required(CONF_TYPE): vol.In(TRIGGER_TYPES)}
 )
 
 ACCESS_CONTROL_SCHEMA = {vol.Optional("code"): vol.All(vol.Lower, cv.string)}
+
 TRANSMITTER_SCHEMA = {
     **ACCESS_CONTROL_SCHEMA,
     vol.Optional("level"): cv.positive_int,
@@ -45,6 +46,7 @@ TYPE_SCHEMAS = {
     "transmitter": {"extra_fields": vol.Schema(TRANSMITTER_SCHEMA)},
     "transponder": {"extra_fields": vol.Schema(ACCESS_CONTROL_SCHEMA)},
     "fingerprint": {"extra_fields": vol.Schema(ACCESS_CONTROL_SCHEMA)},
+    "codelock": {"extra_fields": vol.Schema(ACCESS_CONTROL_SCHEMA)},
     "send_keys": {"extra_fields": vol.Schema(SENDKEYS_SCHEMA)},
 }
 
diff --git a/homeassistant/components/lcn/strings.json b/homeassistant/components/lcn/strings.json
index 2ed8cb8d1c7..c0e46250c1e 100644
--- a/homeassistant/components/lcn/strings.json
+++ b/homeassistant/components/lcn/strings.json
@@ -4,6 +4,7 @@
       "transmitter": "transmitter code received",
       "transponder": "transponder code received",
       "fingerprint": "fingerprint code received",
+      "codelock": "code lock code received",
       "send_keys": "send keys received"
     }
   }
diff --git a/homeassistant/components/lcn/translations/en.json b/homeassistant/components/lcn/translations/en.json
index ad42b1ffc8f..37f092cbde7 100644
--- a/homeassistant/components/lcn/translations/en.json
+++ b/homeassistant/components/lcn/translations/en.json
@@ -1,6 +1,7 @@
 {
     "device_automation": {
         "trigger_type": {
+            "codelock": "code lock code received",
             "fingerprint": "fingerprint code received",
             "send_keys": "send keys received",
             "transmitter": "transmitter code received",
diff --git a/tests/components/lcn/test_device_trigger.py b/tests/components/lcn/test_device_trigger.py
index a52df987e5e..b908d21d5f5 100644
--- a/tests/components/lcn/test_device_trigger.py
+++ b/tests/components/lcn/test_device_trigger.py
@@ -29,7 +29,13 @@ async def test_get_triggers_module_device(hass, entry, lcn_connection):
             CONF_DEVICE_ID: device.id,
             "metadata": {},
         }
-        for trigger in ["transmitter", "transponder", "fingerprint", "send_keys"]
+        for trigger in [
+            "transmitter",
+            "transponder",
+            "fingerprint",
+            "codelock",
+            "send_keys",
+        ]
     ]
 
     triggers = await async_get_device_automations(
@@ -147,6 +153,51 @@ async def test_if_fires_on_fingerprint_event(hass, calls, entry, lcn_connection)
     }
 
 
+async def test_if_fires_on_codelock_event(hass, calls, entry, lcn_connection):
+    """Test for codelock event triggers firing."""
+    address = (0, 7, False)
+    device = get_device(hass, entry, address)
+
+    assert await async_setup_component(
+        hass,
+        automation.DOMAIN,
+        {
+            automation.DOMAIN: [
+                {
+                    "trigger": {
+                        CONF_PLATFORM: "device",
+                        CONF_DOMAIN: DOMAIN,
+                        CONF_DEVICE_ID: device.id,
+                        CONF_TYPE: "codelock",
+                    },
+                    "action": {
+                        "service": "test.automation",
+                        "data_template": {
+                            "test": "test_trigger_codelock",
+                            "code": "{{ trigger.event.data.code }}",
+                        },
+                    },
+                },
+            ]
+        },
+    )
+
+    inp = ModStatusAccessControl(
+        LcnAddr(*address),
+        periphery=AccessControlPeriphery.CODELOCK,
+        code="aabbcc",
+    )
+
+    await lcn_connection.async_process_input(inp)
+    await hass.async_block_till_done()
+
+    assert len(calls) == 1
+    assert calls[0].data == {
+        "test": "test_trigger_codelock",
+        "code": "aabbcc",
+    }
+
+
 async def test_if_fires_on_transmitter_event(hass, calls, entry, lcn_connection):
     """Test for transmitter event triggers firing."""
     address = (0, 7, False)
diff --git a/tests/components/lcn/test_events.py b/tests/components/lcn/test_events.py
index 38a685ad663..518af46b02a 100644
--- a/tests/components/lcn/test_events.py
+++ b/tests/components/lcn/test_events.py
@@ -42,6 +42,24 @@ async def test_fire_fingerprint_event(hass, lcn_connection):
     assert events[0].data["code"] == "aabbcc"
 
 
+async def test_fire_codelock_event(hass, lcn_connection):
+    """Test the codelock event is fired."""
+    events = async_capture_events(hass, "lcn_codelock")
+
+    inp = ModStatusAccessControl(
+        LcnAddr(0, 7, False),
+        periphery=AccessControlPeriphery.CODELOCK,
+        code="aabbcc",
+    )
+
+    await lcn_connection.async_process_input(inp)
+    await hass.async_block_till_done()
+
+    assert len(events) == 1
+    assert events[0].event_type == "lcn_codelock"
+    assert events[0].data["code"] == "aabbcc"
+
+
 async def test_fire_transmitter_event(hass, lcn_connection):
     """Test the transmitter event is fired."""
     events = async_capture_events(hass, "lcn_transmitter")