diff --git a/.strict-typing b/.strict-typing
index 87e2e85eeb8..5e154925661 100644
--- a/.strict-typing
+++ b/.strict-typing
@@ -579,6 +579,7 @@ homeassistant.components.trmnl.*
 homeassistant.components.tts.*
 homeassistant.components.twentemilieu.*
 homeassistant.components.unifi.*
+homeassistant.components.unifi_access.*
 homeassistant.components.unifiprotect.*
 homeassistant.components.upcloud.*
 homeassistant.components.update.*
diff --git a/homeassistant/components/unifi_access/coordinator.py b/homeassistant/components/unifi_access/coordinator.py
index 262af735908..af29b9e2ae4 100644
--- a/homeassistant/components/unifi_access/coordinator.py
+++ b/homeassistant/components/unifi_access/coordinator.py
@@ -333,7 +333,7 @@ class UnifiAccessCoordinator(DataUpdateCoordinator[UnifiAccessData]):
     async def _handle_setting_update(self, msg: WebsocketMessage) -> None:
         """Handle settings update messages (evacuation/lockdown)."""
         if self.data is None:
-            return
+            return  # type: ignore[unreachable]
         update = cast(SettingUpdate, msg)
         self.async_set_updated_data(
             replace(
diff --git a/homeassistant/components/unifi_access/quality_scale.yaml b/homeassistant/components/unifi_access/quality_scale.yaml
index 01de812a0bb..a593584d940 100644
--- a/homeassistant/components/unifi_access/quality_scale.yaml
+++ b/homeassistant/components/unifi_access/quality_scale.yaml
@@ -65,4 +65,4 @@ rules:
   # Platinum
   async-dependency: done
   inject-websession: done
-  strict-typing: todo
+  strict-typing: done
diff --git a/mypy.ini b/mypy.ini
index e0f08ce3787..5b59dbdc476 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -5548,6 +5548,16 @@ disallow_untyped_defs = true
 warn_return_any = true
 warn_unreachable = true
 
+[mypy-homeassistant.components.unifi_access.*]
+check_untyped_defs = true
+disallow_incomplete_defs = true
+disallow_subclassing_any = true
+disallow_untyped_calls = true
+disallow_untyped_decorators = true
+disallow_untyped_defs = true
+warn_return_any = true
+warn_unreachable = true
+
 [mypy-homeassistant.components.unifiprotect.*]
 check_untyped_defs = true
 disallow_incomplete_defs = true