diff --git a/tests/components/homekit/test_homekit.py b/tests/components/homekit/test_homekit.py
index 93458724c5e..ba8c1919e73 100644
--- a/tests/components/homekit/test_homekit.py
+++ b/tests/components/homekit/test_homekit.py
@@ -73,6 +73,7 @@ from homeassistant.helpers.entityfilter import (
     CONF_INCLUDE_DOMAINS,
     CONF_INCLUDE_ENTITIES,
     CONF_INCLUDE_ENTITY_GLOBS,
+    EntityFilter,
     convert_filter,
 )
 from homeassistant.setup import async_setup_component
@@ -119,7 +120,13 @@ def patch_source_ip():
         yield
 
 
-def _mock_homekit(hass, entry, homekit_mode, entity_filter=None, devices=None):
+def _mock_homekit(
+    hass: HomeAssistant,
+    entry: MockConfigEntry,
+    homekit_mode: str,
+    entity_filter: EntityFilter | None = None,
+    devices: list[str] | None = None,
+) -> HomeKit:
     return HomeKit(
         hass=hass,
         name=BRIDGE_NAME,
@@ -136,7 +143,7 @@ def _mock_homekit(hass, entry, homekit_mode, entity_filter=None, devices=None):
     )
 
 
-def _mock_homekit_bridge(hass, entry):
+def _mock_homekit_bridge(hass: HomeAssistant, entry: MockConfigEntry) -> HomeKit:
     homekit = _mock_homekit(hass, entry, HOMEKIT_MODE_BRIDGE)
     homekit.driver = MagicMock()
     homekit.iid_storage = MagicMock()
diff --git a/tests/components/homekit/test_type_cameras.py b/tests/components/homekit/test_type_cameras.py
index a32656e9f2b..a42980ec2af 100644
--- a/tests/components/homekit/test_type_cameras.py
+++ b/tests/components/homekit/test_type_cameras.py
@@ -1,6 +1,7 @@
 """Test different accessory types: Camera."""
 
 import asyncio
+from typing import Any
 from unittest.mock import AsyncMock, MagicMock, PropertyMock, patch
 from uuid import UUID
 
@@ -53,12 +54,12 @@ PID_THAT_WILL_NEVER_BE_ALIVE = 2147483647
 
 
 @pytest.fixture(autouse=True)
-async def setup_homeassistant(hass: HomeAssistant):
+async def setup_homeassistant(hass: HomeAssistant) -> None:
     """Set up the homeassistant integration."""
     await async_setup_component(hass, "homeassistant", {})
 
 
-async def _async_start_streaming(hass, acc):
+async def _async_start_streaming(hass: HomeAssistant, acc: Camera) -> None:
     """Start streaming a camera."""
     acc.set_selected_stream_configuration(MOCK_START_STREAM_TLV)
     await hass.async_block_till_done()
@@ -66,28 +67,35 @@ async def _async_start_streaming(hass, acc):
     await hass.async_block_till_done()
 
 
-async def _async_setup_endpoints(hass, acc):
+async def _async_setup_endpoints(hass: HomeAssistant, acc: Camera) -> None:
     """Set camera endpoints."""
     acc.set_endpoints(MOCK_END_POINTS_TLV)
     acc.run()
     await hass.async_block_till_done()
 
 
-async def _async_reconfigure_stream(hass, acc, session_info, stream_config):
+async def _async_reconfigure_stream(
+    hass: HomeAssistant,
+    acc: Camera,
+    session_info: dict[str, Any],
+    stream_config: dict[str, Any],
+) -> None:
     """Reconfigure the stream."""
     await acc.reconfigure_stream(session_info, stream_config)
     acc.run()
     await hass.async_block_till_done()
 
 
-async def _async_stop_all_streams(hass, acc):
+async def _async_stop_all_streams(hass: HomeAssistant, acc: Camera) -> None:
     """Stop all camera streams."""
     await acc.stop()
     acc.run()
     await hass.async_block_till_done()
 
 
-async def _async_stop_stream(hass, acc, session_info):
+async def _async_stop_stream(
+    hass: HomeAssistant, acc: Camera, session_info: dict[str, Any]
+) -> None:
     """Stop a camera stream."""
     await acc.stop_stream(session_info)
     acc.run()
diff --git a/tests/components/homekit/test_type_lights.py b/tests/components/homekit/test_type_lights.py
index 02532a91e6d..0f85e07c0bb 100644
--- a/tests/components/homekit/test_type_lights.py
+++ b/tests/components/homekit/test_type_lights.py
@@ -46,7 +46,7 @@ import homeassistant.util.dt as dt_util
 from tests.common import async_fire_time_changed, async_mock_service
 
 
-async def _wait_for_light_coalesce(hass):
+async def _wait_for_light_coalesce(hass: HomeAssistant) -> None:
     async_fire_time_changed(
         hass, dt_util.utcnow() + timedelta(seconds=CHANGE_COALESCE_TIME_WINDOW)
     )
diff --git a/tests/components/homekit_controller/common.py b/tests/components/homekit_controller/common.py
index 9aba3ef3225..b94a267104b 100644
--- a/tests/components/homekit_controller/common.py
+++ b/tests/components/homekit_controller/common.py
@@ -2,6 +2,7 @@
 
 from __future__ import annotations
 
+from collections.abc import Callable
 from dataclasses import dataclass
 from datetime import timedelta
 import logging
@@ -12,6 +13,7 @@ from unittest import mock
 from aiohomekit.controller.abstract import AbstractDescription, AbstractPairing
 from aiohomekit.hkjson import loads as hkloads
 from aiohomekit.model import Accessories, AccessoriesState, Accessory
+from aiohomekit.model.services import Service
 from aiohomekit.testing import FakeController, FakePairing
 
 from homeassistant.components.device_automation import DeviceAutomationType
@@ -177,7 +179,7 @@ class Helper:
         return state
 
 
-async def time_changed(hass, seconds):
+async def time_changed(hass: HomeAssistant, seconds: int) -> None:
     """Trigger time changed."""
     next_update = dt_util.utcnow() + timedelta(seconds)
     async_fire_time_changed(hass, next_update)
@@ -193,7 +195,7 @@ async def setup_accessories_from_file(hass: HomeAssistant, path: str) -> Accesso
     return Accessories.from_list(accessories_json)
 
 
-async def setup_platform(hass):
+async def setup_platform(hass: HomeAssistant) -> FakeController:
     """Load the platform but with a fake Controller API."""
     config = {"discovery": {}}
 
@@ -205,7 +207,9 @@ async def setup_platform(hass):
     return await async_get_controller(hass)
 
 
-async def setup_test_accessories(hass, accessories, connection=None):
+async def setup_test_accessories(
+    hass: HomeAssistant, accessories: list[Accessory], connection: str | None = None
+) -> tuple[MockConfigEntry, AbstractPairing]:
     """Load a fake homekit device based on captured JSON profile."""
     fake_controller = await setup_platform(hass)
     return await setup_test_accessories_with_controller(
@@ -214,8 +218,11 @@ async def setup_test_accessories(hass, accessories, connection=None):
 
 
 async def setup_test_accessories_with_controller(
-    hass, accessories, fake_controller, connection=None
-):
+    hass: HomeAssistant,
+    accessories: list[Accessory],
+    fake_controller: FakeController,
+    connection: str | None = None,
+) -> tuple[MockConfigEntry, AbstractPairing]:
     """Load a fake homekit device based on captured JSON profile."""
 
     pairing_id = "00:00:00:00:00:00"
@@ -277,8 +284,13 @@ async def device_config_changed(hass: HomeAssistant, accessories: Accessories):
 
 
 async def setup_test_component(
-    hass, aid, setup_accessory, capitalize=False, suffix=None, connection=None
-):
+    hass: HomeAssistant,
+    aid: int,
+    setup_accessory: Callable[[Accessory], Service | None],
+    capitalize: bool = False,
+    suffix: str | None = None,
+    connection: str | None = None,
+) -> Helper:
     """Load a fake homekit accessory based on a homekit accessory model.
 
     If capitalize is True, property names will be in upper case.
diff --git a/tests/components/homekit_controller/test_alarm_control_panel.py b/tests/components/homekit_controller/test_alarm_control_panel.py
index d08478641b3..1e9f023fc46 100644
--- a/tests/components/homekit_controller/test_alarm_control_panel.py
+++ b/tests/components/homekit_controller/test_alarm_control_panel.py
@@ -2,6 +2,7 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
 from aiohomekit.model.services import ServicesTypes
 
@@ -11,7 +12,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_security_system_service(accessory):
+def create_security_system_service(accessory: Accessory) -> None:
     """Define a security-system characteristics as per page 219 of HAP spec."""
     service = accessory.add_service(ServicesTypes.SECURITY_SYSTEM)
 
diff --git a/tests/components/homekit_controller/test_binary_sensor.py b/tests/components/homekit_controller/test_binary_sensor.py
index 63b35fbe1b8..a46d5eca2f5 100644
--- a/tests/components/homekit_controller/test_binary_sensor.py
+++ b/tests/components/homekit_controller/test_binary_sensor.py
@@ -2,6 +2,7 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
 from aiohomekit.model.services import ServicesTypes
 
@@ -12,7 +13,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_motion_sensor_service(accessory):
+def create_motion_sensor_service(accessory: Accessory) -> None:
     """Define motion characteristics as per page 225 of HAP spec."""
     service = accessory.add_service(ServicesTypes.MOTION_SENSOR)
 
@@ -43,7 +44,7 @@ async def test_motion_sensor_read_state(
     assert state.attributes["device_class"] == BinarySensorDeviceClass.MOTION
 
 
-def create_contact_sensor_service(accessory):
+def create_contact_sensor_service(accessory: Accessory) -> None:
     """Define contact characteristics."""
     service = accessory.add_service(ServicesTypes.CONTACT_SENSOR)
 
@@ -74,7 +75,7 @@ async def test_contact_sensor_read_state(
     assert state.attributes["device_class"] == BinarySensorDeviceClass.OPENING
 
 
-def create_smoke_sensor_service(accessory):
+def create_smoke_sensor_service(accessory: Accessory) -> None:
     """Define smoke sensor characteristics."""
     service = accessory.add_service(ServicesTypes.SMOKE_SENSOR)
 
@@ -105,7 +106,7 @@ async def test_smoke_sensor_read_state(
     assert state.attributes["device_class"] == BinarySensorDeviceClass.SMOKE
 
 
-def create_carbon_monoxide_sensor_service(accessory):
+def create_carbon_monoxide_sensor_service(accessory: Accessory) -> None:
     """Define carbon monoxide sensor characteristics."""
     service = accessory.add_service(ServicesTypes.CARBON_MONOXIDE_SENSOR)
 
@@ -138,7 +139,7 @@ async def test_carbon_monoxide_sensor_read_state(
     assert state.attributes["device_class"] == BinarySensorDeviceClass.CO
 
 
-def create_occupancy_sensor_service(accessory):
+def create_occupancy_sensor_service(accessory: Accessory) -> None:
     """Define occupancy characteristics."""
     service = accessory.add_service(ServicesTypes.OCCUPANCY_SENSOR)
 
@@ -169,7 +170,7 @@ async def test_occupancy_sensor_read_state(
     assert state.attributes["device_class"] == BinarySensorDeviceClass.OCCUPANCY
 
 
-def create_leak_sensor_service(accessory):
+def create_leak_sensor_service(accessory: Accessory) -> None:
     """Define leak characteristics."""
     service = accessory.add_service(ServicesTypes.LEAK_SENSOR)
 
diff --git a/tests/components/homekit_controller/test_button.py b/tests/components/homekit_controller/test_button.py
index 058194a7ebd..18391e00df3 100644
--- a/tests/components/homekit_controller/test_button.py
+++ b/tests/components/homekit_controller/test_button.py
@@ -2,8 +2,9 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import entity_registry as er
@@ -11,7 +12,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import Helper, setup_test_component
 
 
-def create_switch_with_setup_button(accessory):
+def create_switch_with_setup_button(accessory: Accessory) -> Service:
     """Define setup button characteristics."""
     service = accessory.add_service(ServicesTypes.OUTLET)
 
@@ -26,7 +27,7 @@ def create_switch_with_setup_button(accessory):
     return service
 
 
-def create_switch_with_ecobee_clear_hold_button(accessory):
+def create_switch_with_ecobee_clear_hold_button(accessory: Accessory) -> Service:
     """Define setup button characteristics."""
     service = accessory.add_service(ServicesTypes.OUTLET)
 
diff --git a/tests/components/homekit_controller/test_camera.py b/tests/components/homekit_controller/test_camera.py
index 6e20c1feb3c..1c57d579dc8 100644
--- a/tests/components/homekit_controller/test_camera.py
+++ b/tests/components/homekit_controller/test_camera.py
@@ -3,6 +3,7 @@
 import base64
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.services import ServicesTypes
 from aiohomekit.testing import FAKE_CAMERA_IMAGE
 
@@ -13,7 +14,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_camera(accessory):
+def create_camera(accessory: Accessory) -> None:
     """Define camera characteristics."""
     accessory.add_service(ServicesTypes.CAMERA_RTP_STREAM_MANAGEMENT)
 
diff --git a/tests/components/homekit_controller/test_climate.py b/tests/components/homekit_controller/test_climate.py
index 183e020eb25..29033887953 100644
--- a/tests/components/homekit_controller/test_climate.py
+++ b/tests/components/homekit_controller/test_climate.py
@@ -2,6 +2,7 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import (
     ActivationStateValues,
     CharacteristicsTypes,
@@ -28,7 +29,7 @@ from .common import setup_test_component
 # Test thermostat devices
 
 
-def create_thermostat_service(accessory):
+def create_thermostat_service(accessory: Accessory) -> None:
     """Define thermostat characteristics."""
     service = accessory.add_service(ServicesTypes.THERMOSTAT)
 
@@ -66,7 +67,7 @@ def create_thermostat_service(accessory):
     char.value = 0
 
 
-def create_thermostat_service_min_max(accessory):
+def create_thermostat_service_min_max(accessory: Accessory) -> None:
     """Define thermostat characteristics."""
     service = accessory.add_service(ServicesTypes.THERMOSTAT)
     char = service.add_char(CharacteristicsTypes.HEATING_COOLING_TARGET)
@@ -86,7 +87,7 @@ async def test_climate_respect_supported_op_modes_1(
     assert state.attributes["hvac_modes"] == ["off", "heat"]
 
 
-def create_thermostat_service_valid_vals(accessory):
+def create_thermostat_service_valid_vals(accessory: Accessory) -> None:
     """Define thermostat characteristics."""
     service = accessory.add_service(ServicesTypes.THERMOSTAT)
     char = service.add_char(CharacteristicsTypes.HEATING_COOLING_TARGET)
@@ -364,7 +365,7 @@ async def test_climate_cannot_set_thermostat_temp_range_in_wrong_mode(
     )
 
 
-def create_thermostat_single_set_point_auto(accessory):
+def create_thermostat_single_set_point_auto(accessory: Accessory) -> None:
     """Define thermostat characteristics with a single set point in auto."""
     service = accessory.add_service(ServicesTypes.THERMOSTAT)
 
@@ -685,7 +686,7 @@ async def test_hvac_mode_vs_hvac_action_current_mode_wrong(
     assert state.attributes["hvac_action"] == "idle"
 
 
-def create_heater_cooler_service(accessory):
+def create_heater_cooler_service(accessory: Accessory) -> None:
     """Define thermostat characteristics."""
     service = accessory.add_service(ServicesTypes.HEATER_COOLER)
 
@@ -719,7 +720,7 @@ def create_heater_cooler_service(accessory):
 
 
 # Test heater-cooler devices
-def create_heater_cooler_service_min_max(accessory):
+def create_heater_cooler_service_min_max(accessory: Accessory) -> None:
     """Define thermostat characteristics."""
     service = accessory.add_service(ServicesTypes.HEATER_COOLER)
     char = service.add_char(CharacteristicsTypes.TARGET_HEATER_COOLER_STATE)
@@ -739,7 +740,7 @@ async def test_heater_cooler_respect_supported_op_modes_1(
     assert state.attributes["hvac_modes"] == ["heat", "cool", "off"]
 
 
-def create_theater_cooler_service_valid_vals(accessory):
+def create_theater_cooler_service_valid_vals(accessory: Accessory) -> None:
     """Define heater-cooler characteristics."""
     service = accessory.add_service(ServicesTypes.HEATER_COOLER)
     char = service.add_char(CharacteristicsTypes.TARGET_HEATER_COOLER_STATE)
diff --git a/tests/components/homekit_controller/test_config_flow.py b/tests/components/homekit_controller/test_config_flow.py
index 420c9d45803..8c83d8e4b1b 100644
--- a/tests/components/homekit_controller/test_config_flow.py
+++ b/tests/components/homekit_controller/test_config_flow.py
@@ -2,6 +2,7 @@
 
 import asyncio
 from ipaddress import ip_address
+from typing import Any
 import unittest.mock
 from unittest.mock import AsyncMock, patch
 
@@ -160,7 +161,9 @@ def test_valid_pairing_codes(pairing_code) -> None:
     assert len(valid_pin[2]) == 3
 
 
-def get_flow_context(hass, result):
+def get_flow_context(
+    hass: HomeAssistant, result: config_flow.ConfigFlowResult
+) -> dict[str, Any]:
     """Get the flow context from the result of async_init or async_configure."""
     flow = next(
         flow
diff --git a/tests/components/homekit_controller/test_connection.py b/tests/components/homekit_controller/test_connection.py
index 8d3cc02fab9..503ff171533 100644
--- a/tests/components/homekit_controller/test_connection.py
+++ b/tests/components/homekit_controller/test_connection.py
@@ -5,8 +5,9 @@ import dataclasses
 from unittest import mock
 
 from aiohomekit.controller import TransportType
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 from aiohomekit.testing import FakeController
 import pytest
 
@@ -349,7 +350,7 @@ async def test_poll_firmware_version_only_all_watchable_accessory_mode(
 ) -> None:
     """Test that we only poll firmware if available and all chars are watchable accessory mode."""
 
-    def _create_accessory(accessory):
+    def _create_accessory(accessory: Accessory) -> Service:
         service = accessory.add_service(ServicesTypes.LIGHTBULB, name="TestDevice")
 
         on_char = service.add_char(CharacteristicsTypes.ON)
diff --git a/tests/components/homekit_controller/test_cover.py b/tests/components/homekit_controller/test_cover.py
index c819eac1f5a..7415e97a4b1 100644
--- a/tests/components/homekit_controller/test_cover.py
+++ b/tests/components/homekit_controller/test_cover.py
@@ -2,8 +2,9 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 
 from homeassistant.const import STATE_UNAVAILABLE
 from homeassistant.core import HomeAssistant
@@ -12,7 +13,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_window_covering_service(accessory):
+def create_window_covering_service(accessory: Accessory) -> Service:
     """Define a window-covering characteristics as per page 219 of HAP spec."""
     service = accessory.add_service(ServicesTypes.WINDOW_COVERING)
 
@@ -37,7 +38,7 @@ def create_window_covering_service(accessory):
     return service
 
 
-def create_window_covering_service_with_h_tilt(accessory):
+def create_window_covering_service_with_h_tilt(accessory: Accessory) -> None:
     """Define a window-covering characteristics as per page 219 of HAP spec."""
     service = create_window_covering_service(accessory)
 
@@ -52,7 +53,7 @@ def create_window_covering_service_with_h_tilt(accessory):
     tilt_target.maxValue = 90
 
 
-def create_window_covering_service_with_h_tilt_2(accessory):
+def create_window_covering_service_with_h_tilt_2(accessory: Accessory) -> None:
     """Define a window-covering characteristics as per page 219 of HAP spec."""
     service = create_window_covering_service(accessory)
 
@@ -67,7 +68,7 @@ def create_window_covering_service_with_h_tilt_2(accessory):
     tilt_target.maxValue = 0
 
 
-def create_window_covering_service_with_v_tilt(accessory):
+def create_window_covering_service_with_v_tilt(accessory: Accessory) -> None:
     """Define a window-covering characteristics as per page 219 of HAP spec."""
     service = create_window_covering_service(accessory)
 
@@ -82,7 +83,7 @@ def create_window_covering_service_with_v_tilt(accessory):
     tilt_target.maxValue = 90
 
 
-def create_window_covering_service_with_v_tilt_2(accessory):
+def create_window_covering_service_with_v_tilt_2(accessory: Accessory) -> None:
     """Define a window-covering characteristics as per page 219 of HAP spec."""
     service = create_window_covering_service(accessory)
 
@@ -97,7 +98,7 @@ def create_window_covering_service_with_v_tilt_2(accessory):
     tilt_target.maxValue = 0
 
 
-def create_window_covering_service_with_none_tilt(accessory):
+def create_window_covering_service_with_none_tilt(accessory: Accessory) -> None:
     """Define a window-covering characteristics as per page 219 of HAP spec.
 
     This accessory uses None for the tilt value unexpectedly.
@@ -377,7 +378,7 @@ async def test_window_cover_stop(
     )
 
 
-def create_garage_door_opener_service(accessory):
+def create_garage_door_opener_service(accessory: Accessory) -> None:
     """Define a garage-door-opener chars as per page 217 of HAP spec."""
     service = accessory.add_service(ServicesTypes.GARAGE_DOOR_OPENER)
 
diff --git a/tests/components/homekit_controller/test_device_trigger.py b/tests/components/homekit_controller/test_device_trigger.py
index ecf34868b6c..ba952ac5913 100644
--- a/tests/components/homekit_controller/test_device_trigger.py
+++ b/tests/components/homekit_controller/test_device_trigger.py
@@ -2,6 +2,7 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
 from aiohomekit.model.services import ServicesTypes
 import pytest
@@ -25,7 +26,7 @@ def stub_blueprint_populate_autouse(stub_blueprint_populate: None) -> None:
     """Stub copying the blueprints to the config folder."""
 
 
-def create_remote(accessory):
+def create_remote(accessory: Accessory) -> None:
     """Define characteristics for a button (that is inn a group)."""
     service_label = accessory.add_service(ServicesTypes.SERVICE_LABEL)
 
@@ -50,7 +51,7 @@ def create_remote(accessory):
     battery.add_char(CharacteristicsTypes.BATTERY_LEVEL)
 
 
-def create_button(accessory):
+def create_button(accessory: Accessory) -> None:
     """Define a button (that is not in a group)."""
     button = accessory.add_service(ServicesTypes.STATELESS_PROGRAMMABLE_SWITCH)
 
@@ -65,7 +66,7 @@ def create_button(accessory):
     battery.add_char(CharacteristicsTypes.BATTERY_LEVEL)
 
 
-def create_doorbell(accessory):
+def create_doorbell(accessory: Accessory) -> None:
     """Define a button (that is not in a group)."""
     button = accessory.add_service(ServicesTypes.DOORBELL)
 
diff --git a/tests/components/homekit_controller/test_event.py b/tests/components/homekit_controller/test_event.py
index 99dcf38fafc..2254845964a 100644
--- a/tests/components/homekit_controller/test_event.py
+++ b/tests/components/homekit_controller/test_event.py
@@ -2,6 +2,7 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
 from aiohomekit.model.services import ServicesTypes
 
@@ -12,7 +13,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_remote(accessory):
+def create_remote(accessory: Accessory) -> None:
     """Define characteristics for a button (that is inn a group)."""
     service_label = accessory.add_service(ServicesTypes.SERVICE_LABEL)
 
@@ -37,7 +38,7 @@ def create_remote(accessory):
     battery.add_char(CharacteristicsTypes.BATTERY_LEVEL)
 
 
-def create_button(accessory):
+def create_button(accessory: Accessory) -> None:
     """Define a button (that is not in a group)."""
     button = accessory.add_service(ServicesTypes.STATELESS_PROGRAMMABLE_SWITCH)
 
@@ -52,7 +53,7 @@ def create_button(accessory):
     battery.add_char(CharacteristicsTypes.BATTERY_LEVEL)
 
 
-def create_doorbell(accessory):
+def create_doorbell(accessory: Accessory) -> None:
     """Define a button (that is not in a group)."""
     button = accessory.add_service(ServicesTypes.DOORBELL)
 
diff --git a/tests/components/homekit_controller/test_fan.py b/tests/components/homekit_controller/test_fan.py
index 8de447144af..2c498e1a9c1 100644
--- a/tests/components/homekit_controller/test_fan.py
+++ b/tests/components/homekit_controller/test_fan.py
@@ -2,6 +2,7 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
 from aiohomekit.model.services import ServicesTypes
 
@@ -11,7 +12,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_fan_service(accessory):
+def create_fan_service(accessory: Accessory) -> None:
     """Define fan v1 characteristics as per HAP spec.
 
     This service is no longer documented in R2 of the public HAP spec but existing
@@ -29,7 +30,7 @@ def create_fan_service(accessory):
     speed.value = 0
 
 
-def create_fanv2_service(accessory):
+def create_fanv2_service(accessory: Accessory) -> None:
     """Define fan v2 characteristics as per HAP spec."""
     service = accessory.add_service(ServicesTypes.FAN_V2)
 
@@ -46,7 +47,7 @@ def create_fanv2_service(accessory):
     swing_mode.value = 0
 
 
-def create_fanv2_service_non_standard_rotation_range(accessory):
+def create_fanv2_service_non_standard_rotation_range(accessory: Accessory) -> None:
     """Define fan v2 with a non-standard rotation range."""
     service = accessory.add_service(ServicesTypes.FAN_V2)
 
@@ -60,7 +61,7 @@ def create_fanv2_service_non_standard_rotation_range(accessory):
     speed.minStep = 1
 
 
-def create_fanv2_service_with_min_step(accessory):
+def create_fanv2_service_with_min_step(accessory: Accessory) -> None:
     """Define fan v2 characteristics as per HAP spec."""
     service = accessory.add_service(ServicesTypes.FAN_V2)
 
@@ -78,7 +79,7 @@ def create_fanv2_service_with_min_step(accessory):
     swing_mode.value = 0
 
 
-def create_fanv2_service_without_rotation_speed(accessory):
+def create_fanv2_service_without_rotation_speed(accessory: Accessory) -> None:
     """Define fan v2 characteristics as per HAP spec."""
     service = accessory.add_service(ServicesTypes.FAN_V2)
 
diff --git a/tests/components/homekit_controller/test_humidifier.py b/tests/components/homekit_controller/test_humidifier.py
index a031086e93d..4b429959c67 100644
--- a/tests/components/homekit_controller/test_humidifier.py
+++ b/tests/components/homekit_controller/test_humidifier.py
@@ -2,8 +2,9 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 
 from homeassistant.components.humidifier import DOMAIN, MODE_AUTO, MODE_NORMAL
 from homeassistant.core import HomeAssistant
@@ -12,7 +13,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_humidifier_service(accessory):
+def create_humidifier_service(accessory: Accessory) -> Service:
     """Define a humidifier characteristics as per page 219 of HAP spec."""
     service = accessory.add_service(ServicesTypes.HUMIDIFIER_DEHUMIDIFIER)
 
@@ -39,7 +40,7 @@ def create_humidifier_service(accessory):
     return service
 
 
-def create_dehumidifier_service(accessory):
+def create_dehumidifier_service(accessory: Accessory) -> Service:
     """Define a dehumidifier characteristics as per page 219 of HAP spec."""
     service = accessory.add_service(ServicesTypes.HUMIDIFIER_DEHUMIDIFIER)
 
diff --git a/tests/components/homekit_controller/test_init.py b/tests/components/homekit_controller/test_init.py
index c443e56b3a4..2a017b8d592 100644
--- a/tests/components/homekit_controller/test_init.py
+++ b/tests/components/homekit_controller/test_init.py
@@ -8,7 +8,7 @@ from unittest.mock import patch
 from aiohomekit import AccessoryNotFoundError
 from aiohomekit.model import Accessory, Transport
 from aiohomekit.model.characteristics import CharacteristicsTypes
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 from aiohomekit.testing import FakePairing
 from attr import asdict
 import pytest
@@ -40,7 +40,7 @@ ALIVE_DEVICE_NAME = "testdevice"
 ALIVE_DEVICE_ENTITY_ID = "light.testdevice"
 
 
-def create_motion_sensor_service(accessory):
+def create_motion_sensor_service(accessory: Accessory) -> None:
     """Define motion characteristics as per page 225 of HAP spec."""
     service = accessory.add_service(ServicesTypes.MOTION_SENSOR)
     cur_state = service.add_char(CharacteristicsTypes.MOTION_DETECTED)
@@ -83,7 +83,7 @@ async def test_async_remove_entry(
     assert hkid not in hass.data[ENTITY_MAP].storage_data
 
 
-def create_alive_service(accessory):
+def create_alive_service(accessory: Accessory) -> Service:
     """Create a service to validate we can only remove dead devices."""
     service = accessory.add_service(ServicesTypes.LIGHTBULB, name=ALIVE_DEVICE_NAME)
     service.add_char(CharacteristicsTypes.ON)
diff --git a/tests/components/homekit_controller/test_light.py b/tests/components/homekit_controller/test_light.py
index 04f4d3f5e29..a4a5b59d5cb 100644
--- a/tests/components/homekit_controller/test_light.py
+++ b/tests/components/homekit_controller/test_light.py
@@ -3,8 +3,9 @@
 from collections.abc import Callable
 from unittest import mock
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 from aiohomekit.testing import FakeController
 
 from homeassistant.components.homekit_controller.const import KNOWN_DEVICES
@@ -23,7 +24,7 @@ LIGHT_BULB_NAME = "TestDevice"
 LIGHT_BULB_ENTITY_ID = "light.testdevice"
 
 
-def create_lightbulb_service(accessory):
+def create_lightbulb_service(accessory: Accessory) -> Service:
     """Define lightbulb characteristics."""
     service = accessory.add_service(ServicesTypes.LIGHTBULB, name=LIGHT_BULB_NAME)
 
@@ -36,7 +37,7 @@ def create_lightbulb_service(accessory):
     return service
 
 
-def create_lightbulb_service_with_hs(accessory):
+def create_lightbulb_service_with_hs(accessory: Accessory) -> Service:
     """Define a lightbulb service with hue + saturation."""
     service = create_lightbulb_service(accessory)
 
@@ -49,7 +50,7 @@ def create_lightbulb_service_with_hs(accessory):
     return service
 
 
-def create_lightbulb_service_with_color_temp(accessory):
+def create_lightbulb_service_with_color_temp(accessory: Accessory) -> Service:
     """Define a lightbulb service with color temp."""
     service = create_lightbulb_service(accessory)
 
diff --git a/tests/components/homekit_controller/test_lock.py b/tests/components/homekit_controller/test_lock.py
index e56ca5fcffe..0963537c7d0 100644
--- a/tests/components/homekit_controller/test_lock.py
+++ b/tests/components/homekit_controller/test_lock.py
@@ -2,8 +2,9 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import entity_registry as er
@@ -11,7 +12,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_lock_service(accessory):
+def create_lock_service(accessory: Accessory) -> Service:
     """Define a lock characteristics as per page 219 of HAP spec."""
     service = accessory.add_service(ServicesTypes.LOCK_MECHANISM)
 
diff --git a/tests/components/homekit_controller/test_media_player.py b/tests/components/homekit_controller/test_media_player.py
index a7f900217d7..d1d280ef265 100644
--- a/tests/components/homekit_controller/test_media_player.py
+++ b/tests/components/homekit_controller/test_media_player.py
@@ -2,11 +2,12 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import (
     CharacteristicPermissions,
     CharacteristicsTypes,
 )
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 import pytest
 
 from homeassistant.core import HomeAssistant
@@ -15,7 +16,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_tv_service(accessory):
+def create_tv_service(accessory: Accessory) -> Service:
     """Define tv characteristics.
 
     The TV is not currently documented publicly - this is based on observing really TV's that have HomeKit support.
@@ -53,7 +54,7 @@ def create_tv_service(accessory):
     return tv_service
 
 
-def create_tv_service_with_target_media_state(accessory):
+def create_tv_service_with_target_media_state(accessory: Accessory) -> Service:
     """Define a TV service that can play/pause/stop without generate remote events."""
     service = create_tv_service(accessory)
 
diff --git a/tests/components/homekit_controller/test_number.py b/tests/components/homekit_controller/test_number.py
index fcbcc3ca7a8..243b34cfc75 100644
--- a/tests/components/homekit_controller/test_number.py
+++ b/tests/components/homekit_controller/test_number.py
@@ -2,8 +2,9 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import entity_registry as er
@@ -11,7 +12,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import Helper, setup_test_component
 
 
-def create_switch_with_spray_level(accessory):
+def create_switch_with_spray_level(accessory: Accessory) -> Service:
     """Define battery level characteristics."""
     service = accessory.add_service(ServicesTypes.OUTLET)
 
diff --git a/tests/components/homekit_controller/test_sensor.py b/tests/components/homekit_controller/test_sensor.py
index ad896395e75..c40864c9629 100644
--- a/tests/components/homekit_controller/test_sensor.py
+++ b/tests/components/homekit_controller/test_sensor.py
@@ -3,10 +3,10 @@
 from collections.abc import Callable
 from unittest.mock import patch
 
-from aiohomekit.model import Transport
+from aiohomekit.model import Accessory, Transport
 from aiohomekit.model.characteristics import CharacteristicsTypes
 from aiohomekit.model.characteristics.const import ThreadNodeCapabilities, ThreadStatus
-from aiohomekit.model.services import ServicesTypes
+from aiohomekit.model.services import Service, ServicesTypes
 from aiohomekit.protocol.statuscodes import HapStatusCode
 from aiohomekit.testing import FakePairing
 import pytest
@@ -24,7 +24,7 @@ from .common import TEST_DEVICE_SERVICE_INFO, Helper, setup_test_component
 from tests.components.bluetooth import inject_bluetooth_service_info
 
 
-def create_temperature_sensor_service(accessory):
+def create_temperature_sensor_service(accessory: Accessory) -> None:
     """Define temperature characteristics."""
     service = accessory.add_service(ServicesTypes.TEMPERATURE_SENSOR)
 
@@ -32,7 +32,7 @@ def create_temperature_sensor_service(accessory):
     cur_state.value = 0
 
 
-def create_humidity_sensor_service(accessory):
+def create_humidity_sensor_service(accessory: Accessory) -> None:
     """Define humidity characteristics."""
     service = accessory.add_service(ServicesTypes.HUMIDITY_SENSOR)
 
@@ -40,7 +40,7 @@ def create_humidity_sensor_service(accessory):
     cur_state.value = 0
 
 
-def create_light_level_sensor_service(accessory):
+def create_light_level_sensor_service(accessory: Accessory) -> None:
     """Define light level characteristics."""
     service = accessory.add_service(ServicesTypes.LIGHT_SENSOR)
 
@@ -48,7 +48,7 @@ def create_light_level_sensor_service(accessory):
     cur_state.value = 0
 
 
-def create_carbon_dioxide_level_sensor_service(accessory):
+def create_carbon_dioxide_level_sensor_service(accessory: Accessory) -> None:
     """Define carbon dioxide level characteristics."""
     service = accessory.add_service(ServicesTypes.CARBON_DIOXIDE_SENSOR)
 
@@ -56,7 +56,7 @@ def create_carbon_dioxide_level_sensor_service(accessory):
     cur_state.value = 0
 
 
-def create_battery_level_sensor(accessory):
+def create_battery_level_sensor(accessory: Accessory) -> Service:
     """Define battery level characteristics."""
     service = accessory.add_service(ServicesTypes.BATTERY_SERVICE)
 
@@ -280,7 +280,7 @@ async def test_battery_low(
     assert state.attributes["icon"] == "mdi:battery-alert"
 
 
-def create_switch_with_sensor(accessory):
+def create_switch_with_sensor(accessory: Accessory) -> Service:
     """Define battery level characteristics."""
     service = accessory.add_service(ServicesTypes.OUTLET)
 
diff --git a/tests/components/homekit_controller/test_storage.py b/tests/components/homekit_controller/test_storage.py
index ab7d7afd6fe..97856c2c784 100644
--- a/tests/components/homekit_controller/test_storage.py
+++ b/tests/components/homekit_controller/test_storage.py
@@ -3,6 +3,7 @@
 from collections.abc import Callable
 from typing import Any
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
 from aiohomekit.model.services import ServicesTypes
 
@@ -65,7 +66,7 @@ async def test_storage_is_removed_idempotent(hass: HomeAssistant) -> None:
     assert hkid not in entity_map.storage_data
 
 
-def create_lightbulb_service(accessory):
+def create_lightbulb_service(accessory: Accessory) -> None:
     """Define lightbulb characteristics."""
     service = accessory.add_service(ServicesTypes.LIGHTBULB)
     on_char = service.add_char(CharacteristicsTypes.ON)
diff --git a/tests/components/homekit_controller/test_switch.py b/tests/components/homekit_controller/test_switch.py
index 1fc49c5c636..a2586f7355e 100644
--- a/tests/components/homekit_controller/test_switch.py
+++ b/tests/components/homekit_controller/test_switch.py
@@ -2,6 +2,7 @@
 
 from collections.abc import Callable
 
+from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import (
     CharacteristicsTypes,
     InUseValues,
@@ -15,7 +16,7 @@ from homeassistant.helpers import entity_registry as er
 from .common import setup_test_component
 
 
-def create_switch_service(accessory):
+def create_switch_service(accessory: Accessory) -> None:
     """Define outlet characteristics."""
     service = accessory.add_service(ServicesTypes.OUTLET)
 
@@ -26,7 +27,7 @@ def create_switch_service(accessory):
     outlet_in_use.value = False
 
 
-def create_valve_service(accessory):
+def create_valve_service(accessory: Accessory) -> None:
     """Define valve characteristics."""
     service = accessory.add_service(ServicesTypes.VALVE)
 
@@ -43,7 +44,7 @@ def create_valve_service(accessory):
     remaining.value = 99
 
 
-def create_char_switch_service(accessory):
+def create_char_switch_service(accessory: Accessory) -> None:
     """Define swtch characteristics."""
     service = accessory.add_service(ServicesTypes.OUTLET)