diff --git a/homeassistant/components/group/button.py b/homeassistant/components/group/button.py
index d8481686615..a18e074b775 100644
--- a/homeassistant/components/group/button.py
+++ b/homeassistant/components/group/button.py
@@ -7,7 +7,7 @@ from typing import Any
 import voluptuous as vol
 
 from homeassistant.components.button import (
-    DOMAIN,
+    DOMAIN as BUTTON_DOMAIN,
     PLATFORM_SCHEMA as BUTTON_PLATFORM_SCHEMA,
     SERVICE_PRESS,
     ButtonEntity,
@@ -34,7 +34,7 @@ PARALLEL_UPDATES = 0
 
 PLATFORM_SCHEMA = BUTTON_PLATFORM_SCHEMA.extend(
     {
-        vol.Required(CONF_ENTITIES): cv.entities_domain(DOMAIN),
+        vol.Required(CONF_ENTITIES): cv.entities_domain(BUTTON_DOMAIN),
         vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
         vol.Optional(CONF_UNIQUE_ID): cv.string,
     }
@@ -113,7 +113,7 @@ class ButtonGroup(GroupEntity, ButtonEntity):
     async def async_press(self) -> None:
         """Forward the press to all buttons in the group."""
         await self.hass.services.async_call(
-            DOMAIN,
+            BUTTON_DOMAIN,
             SERVICE_PRESS,
             {ATTR_ENTITY_ID: self._entity_ids},
             blocking=True,
diff --git a/homeassistant/components/group/cover.py b/homeassistant/components/group/cover.py
index 5d7f99012fd..b0b36e11b6b 100644
--- a/homeassistant/components/group/cover.py
+++ b/homeassistant/components/group/cover.py
@@ -11,7 +11,7 @@ from homeassistant.components.cover import (
     ATTR_CURRENT_TILT_POSITION,
     ATTR_POSITION,
     ATTR_TILT_POSITION,
-    DOMAIN,
+    DOMAIN as COVER_DOMAIN,
     PLATFORM_SCHEMA as COVER_PLATFORM_SCHEMA,
     CoverEntity,
     CoverEntityFeature,
@@ -57,7 +57,7 @@ PARALLEL_UPDATES = 0
 
 PLATFORM_SCHEMA = COVER_PLATFORM_SCHEMA.extend(
     {
-        vol.Required(CONF_ENTITIES): cv.entities_domain(DOMAIN),
+        vol.Required(CONF_ENTITIES): cv.entities_domain(COVER_DOMAIN),
         vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
         vol.Optional(CONF_UNIQUE_ID): cv.string,
     }
@@ -181,21 +181,25 @@ class CoverGroup(GroupEntity, CoverEntity):
         """Move the covers up."""
         data = {ATTR_ENTITY_ID: self._covers[KEY_OPEN_CLOSE]}
         await self.hass.services.async_call(
-            DOMAIN, SERVICE_OPEN_COVER, data, blocking=True, context=self._context
+            COVER_DOMAIN, SERVICE_OPEN_COVER, data, blocking=True, context=self._context
         )
 
     async def async_close_cover(self, **kwargs: Any) -> None:
         """Move the covers down."""
         data = {ATTR_ENTITY_ID: self._covers[KEY_OPEN_CLOSE]}
         await self.hass.services.async_call(
-            DOMAIN, SERVICE_CLOSE_COVER, data, blocking=True, context=self._context
+            COVER_DOMAIN,
+            SERVICE_CLOSE_COVER,
+            data,
+            blocking=True,
+            context=self._context,
         )
 
     async def async_stop_cover(self, **kwargs: Any) -> None:
         """Fire the stop action."""
         data = {ATTR_ENTITY_ID: self._covers[KEY_STOP]}
         await self.hass.services.async_call(
-            DOMAIN, SERVICE_STOP_COVER, data, blocking=True, context=self._context
+            COVER_DOMAIN, SERVICE_STOP_COVER, data, blocking=True, context=self._context
         )
 
     async def async_set_cover_position(self, **kwargs: Any) -> None:
@@ -205,7 +209,7 @@ class CoverGroup(GroupEntity, CoverEntity):
             ATTR_POSITION: kwargs[ATTR_POSITION],
         }
         await self.hass.services.async_call(
-            DOMAIN,
+            COVER_DOMAIN,
             SERVICE_SET_COVER_POSITION,
             data,
             blocking=True,
@@ -216,21 +220,33 @@ class CoverGroup(GroupEntity, CoverEntity):
         """Tilt covers open."""
         data = {ATTR_ENTITY_ID: self._tilts[KEY_OPEN_CLOSE]}
         await self.hass.services.async_call(
-            DOMAIN, SERVICE_OPEN_COVER_TILT, data, blocking=True, context=self._context
+            COVER_DOMAIN,
+            SERVICE_OPEN_COVER_TILT,
+            data,
+            blocking=True,
+            context=self._context,
         )
 
     async def async_close_cover_tilt(self, **kwargs: Any) -> None:
         """Tilt covers closed."""
         data = {ATTR_ENTITY_ID: self._tilts[KEY_OPEN_CLOSE]}
         await self.hass.services.async_call(
-            DOMAIN, SERVICE_CLOSE_COVER_TILT, data, blocking=True, context=self._context
+            COVER_DOMAIN,
+            SERVICE_CLOSE_COVER_TILT,
+            data,
+            blocking=True,
+            context=self._context,
         )
 
     async def async_stop_cover_tilt(self, **kwargs: Any) -> None:
         """Stop cover tilt."""
         data = {ATTR_ENTITY_ID: self._tilts[KEY_STOP]}
         await self.hass.services.async_call(
-            DOMAIN, SERVICE_STOP_COVER_TILT, data, blocking=True, context=self._context
+            COVER_DOMAIN,
+            SERVICE_STOP_COVER_TILT,
+            data,
+            blocking=True,
+            context=self._context,
         )
 
     async def async_set_cover_tilt_position(self, **kwargs: Any) -> None:
@@ -240,7 +256,7 @@ class CoverGroup(GroupEntity, CoverEntity):
             ATTR_TILT_POSITION: kwargs[ATTR_TILT_POSITION],
         }
         await self.hass.services.async_call(
-            DOMAIN,
+            COVER_DOMAIN,
             SERVICE_SET_COVER_TILT_POSITION,
             data,
             blocking=True,
diff --git a/homeassistant/components/group/event.py b/homeassistant/components/group/event.py
index 67220b878a1..e7f7938edf3 100644
--- a/homeassistant/components/group/event.py
+++ b/homeassistant/components/group/event.py
@@ -10,7 +10,7 @@ import voluptuous as vol
 from homeassistant.components.event import (
     ATTR_EVENT_TYPE,
     ATTR_EVENT_TYPES,
-    DOMAIN,
+    DOMAIN as EVENT_DOMAIN,
     PLATFORM_SCHEMA as EVENT_PLATFORM_SCHEMA,
     EventEntity,
 )
@@ -40,7 +40,7 @@ PARALLEL_UPDATES = 0
 
 PLATFORM_SCHEMA = EVENT_PLATFORM_SCHEMA.extend(
     {
-        vol.Required(CONF_ENTITIES): cv.entities_domain(DOMAIN),
+        vol.Required(CONF_ENTITIES): cv.entities_domain(EVENT_DOMAIN),
         vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
         vol.Optional(CONF_UNIQUE_ID): cv.string,
     }
diff --git a/homeassistant/components/group/fan.py b/homeassistant/components/group/fan.py
index 93004e8a1b5..03341b0f46b 100644
--- a/homeassistant/components/group/fan.py
+++ b/homeassistant/components/group/fan.py
@@ -14,7 +14,7 @@ from homeassistant.components.fan import (
     ATTR_OSCILLATING,
     ATTR_PERCENTAGE,
     ATTR_PERCENTAGE_STEP,
-    DOMAIN,
+    DOMAIN as FAN_DOMAIN,
     PLATFORM_SCHEMA as FAN_PLATFORM_SCHEMA,
     SERVICE_OSCILLATE,
     SERVICE_SET_DIRECTION,
@@ -58,7 +58,7 @@ PARALLEL_UPDATES = 0
 
 PLATFORM_SCHEMA = FAN_PLATFORM_SCHEMA.extend(
     {
-        vol.Required(CONF_ENTITIES): cv.entities_domain(DOMAIN),
+        vol.Required(CONF_ENTITIES): cv.entities_domain(FAN_DOMAIN),
         vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
         vol.Optional(CONF_UNIQUE_ID): cv.string,
     }
@@ -218,7 +218,7 @@ class FanGroup(GroupEntity, FanEntity):
     ) -> None:
         """Call a service with all entities."""
         await self.hass.services.async_call(
-            DOMAIN,
+            FAN_DOMAIN,
             service,
             {**data, ATTR_ENTITY_ID: self._fans[support_flag]},
             blocking=True,
@@ -228,7 +228,7 @@ class FanGroup(GroupEntity, FanEntity):
     async def _async_call_all_entities(self, service: str) -> None:
         """Call a service with all entities."""
         await self.hass.services.async_call(
-            DOMAIN,
+            FAN_DOMAIN,
             service,
             {ATTR_ENTITY_ID: self._entity_ids},
             blocking=True,
diff --git a/homeassistant/components/group/lock.py b/homeassistant/components/group/lock.py
index 8bb7b18ce29..73e8c30bfde 100644
--- a/homeassistant/components/group/lock.py
+++ b/homeassistant/components/group/lock.py
@@ -8,7 +8,7 @@ from typing import Any
 import voluptuous as vol
 
 from homeassistant.components.lock import (
-    DOMAIN,
+    DOMAIN as LOCK_DOMAIN,
     PLATFORM_SCHEMA as LOCK_PLATFORM_SCHEMA,
     LockEntity,
     LockEntityFeature,
@@ -45,7 +45,7 @@ PARALLEL_UPDATES = 0
 
 PLATFORM_SCHEMA = LOCK_PLATFORM_SCHEMA.extend(
     {
-        vol.Required(CONF_ENTITIES): cv.entities_domain(DOMAIN),
+        vol.Required(CONF_ENTITIES): cv.entities_domain(LOCK_DOMAIN),
         vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
         vol.Optional(CONF_UNIQUE_ID): cv.string,
     }
@@ -131,7 +131,7 @@ class LockGroup(GroupEntity, LockEntity):
         _LOGGER.debug("Forwarded lock command: %s", data)
 
         await self.hass.services.async_call(
-            DOMAIN,
+            LOCK_DOMAIN,
             SERVICE_LOCK,
             data,
             blocking=True,
@@ -142,7 +142,7 @@ class LockGroup(GroupEntity, LockEntity):
         """Forward the unlock command to all locks in the group."""
         data = {ATTR_ENTITY_ID: self._entity_ids}
         await self.hass.services.async_call(
-            DOMAIN,
+            LOCK_DOMAIN,
             SERVICE_UNLOCK,
             data,
             blocking=True,
@@ -153,7 +153,7 @@ class LockGroup(GroupEntity, LockEntity):
         """Forward the open command to all locks in the group."""
         data = {ATTR_ENTITY_ID: self._entity_ids}
         await self.hass.services.async_call(
-            DOMAIN,
+            LOCK_DOMAIN,
             SERVICE_OPEN,
             data,
             blocking=True,
diff --git a/homeassistant/components/group/media_player.py b/homeassistant/components/group/media_player.py
index 7d2ce46b107..ab8ee64b3e1 100644
--- a/homeassistant/components/group/media_player.py
+++ b/homeassistant/components/group/media_player.py
@@ -15,7 +15,7 @@ from homeassistant.components.media_player import (
     ATTR_MEDIA_SHUFFLE,
     ATTR_MEDIA_VOLUME_LEVEL,
     ATTR_MEDIA_VOLUME_MUTED,
-    DOMAIN,
+    DOMAIN as MEDIA_PLAYER_DOMAIN,
     PLATFORM_SCHEMA as MEDIA_PLAYER_PLATFORM_SCHEMA,
     SERVICE_CLEAR_PLAYLIST,
     SERVICE_PLAY_MEDIA,
@@ -73,7 +73,7 @@ DEFAULT_NAME = "Media Group"
 
 PLATFORM_SCHEMA = MEDIA_PLAYER_PLATFORM_SCHEMA.extend(
     {
-        vol.Required(CONF_ENTITIES): cv.entities_domain(DOMAIN),
+        vol.Required(CONF_ENTITIES): cv.entities_domain(MEDIA_PLAYER_DOMAIN),
         vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
         vol.Optional(CONF_UNIQUE_ID): cv.string,
     }
@@ -274,7 +274,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
         """Clear players playlist."""
         data = {ATTR_ENTITY_ID: self._features[KEY_CLEAR_PLAYLIST]}
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_CLEAR_PLAYLIST,
             data,
             context=self._context,
@@ -284,7 +284,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
         """Send next track command."""
         data = {ATTR_ENTITY_ID: self._features[KEY_TRACKS]}
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_MEDIA_NEXT_TRACK,
             data,
             context=self._context,
@@ -294,7 +294,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
         """Send pause command."""
         data = {ATTR_ENTITY_ID: self._features[KEY_PAUSE_PLAY_STOP]}
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_MEDIA_PAUSE,
             data,
             context=self._context,
@@ -304,7 +304,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
         """Send play command."""
         data = {ATTR_ENTITY_ID: self._features[KEY_PAUSE_PLAY_STOP]}
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_MEDIA_PLAY,
             data,
             context=self._context,
@@ -314,7 +314,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
         """Send previous track command."""
         data = {ATTR_ENTITY_ID: self._features[KEY_TRACKS]}
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_MEDIA_PREVIOUS_TRACK,
             data,
             context=self._context,
@@ -327,7 +327,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
             ATTR_MEDIA_SEEK_POSITION: position,
         }
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_MEDIA_SEEK,
             data,
             context=self._context,
@@ -337,7 +337,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
         """Send stop command."""
         data = {ATTR_ENTITY_ID: self._features[KEY_PAUSE_PLAY_STOP]}
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_MEDIA_STOP,
             data,
             context=self._context,
@@ -350,7 +350,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
             ATTR_MEDIA_VOLUME_MUTED: mute,
         }
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_VOLUME_MUTE,
             data,
             context=self._context,
@@ -368,7 +368,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
         if kwargs:
             data.update(kwargs)
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_PLAY_MEDIA,
             data,
             context=self._context,
@@ -381,7 +381,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
             ATTR_MEDIA_SHUFFLE: shuffle,
         }
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_SHUFFLE_SET,
             data,
             context=self._context,
@@ -391,7 +391,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
         """Forward the turn_on command to all media in the media group."""
         data = {ATTR_ENTITY_ID: self._features[KEY_ON_OFF]}
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_TURN_ON,
             data,
             context=self._context,
@@ -404,7 +404,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
             ATTR_MEDIA_VOLUME_LEVEL: volume,
         }
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_VOLUME_SET,
             data,
             context=self._context,
@@ -414,7 +414,7 @@ class MediaPlayerGroup(MediaPlayerEntity):
         """Forward the turn_off command to all media in the media group."""
         data = {ATTR_ENTITY_ID: self._features[KEY_ON_OFF]}
         await self.hass.services.async_call(
-            DOMAIN,
+            MEDIA_PLAYER_DOMAIN,
             SERVICE_TURN_OFF,
             data,
             context=self._context,
diff --git a/homeassistant/components/group/notify.py b/homeassistant/components/group/notify.py
index ecbfec0bdb8..fdef327cb73 100644
--- a/homeassistant/components/group/notify.py
+++ b/homeassistant/components/group/notify.py
@@ -13,7 +13,7 @@ from homeassistant.components.notify import (
     ATTR_DATA,
     ATTR_MESSAGE,
     ATTR_TITLE,
-    DOMAIN,
+    DOMAIN as NOTIFY_DOMAIN,
     PLATFORM_SCHEMA as NOTIFY_PLATFORM_SCHEMA,
     SERVICE_SEND_MESSAGE,
     BaseNotificationService,
@@ -115,7 +115,10 @@ class GroupNotifyPlatform(BaseNotificationService):
             tasks.append(
                 asyncio.create_task(
                     self.hass.services.async_call(
-                        DOMAIN, entity[CONF_ACTION], sending_payload, blocking=True
+                        NOTIFY_DOMAIN,
+                        entity[CONF_ACTION],
+                        sending_payload,
+                        blocking=True,
                     )
                 )
             )
@@ -172,7 +175,7 @@ class NotifyGroup(GroupEntity, NotifyEntity):
     async def async_send_message(self, message: str, title: str | None = None) -> None:
         """Send a message to all members of the group."""
         await self.hass.services.async_call(
-            DOMAIN,
+            NOTIFY_DOMAIN,
             SERVICE_SEND_MESSAGE,
             {
                 ATTR_MESSAGE: message,
diff --git a/homeassistant/components/group/sensor.py b/homeassistant/components/group/sensor.py
index a99ed9dad63..32744bebc33 100644
--- a/homeassistant/components/group/sensor.py
+++ b/homeassistant/components/group/sensor.py
@@ -16,7 +16,7 @@ from homeassistant.components.sensor import (
     CONF_STATE_CLASS,
     DEVICE_CLASS_UNITS,
     DEVICE_CLASSES_SCHEMA,
-    DOMAIN,
+    DOMAIN as SENSOR_DOMAIN,
     PLATFORM_SCHEMA as SENSOR_PLATFORM_SCHEMA,
     STATE_CLASSES_SCHEMA,
     UNIT_CONVERTERS,
@@ -96,7 +96,7 @@ PARALLEL_UPDATES = 0
 PLATFORM_SCHEMA = SENSOR_PLATFORM_SCHEMA.extend(
     {
         vol.Required(CONF_ENTITIES): cv.entities_domain(
-            [DOMAIN, NUMBER_DOMAIN, INPUT_NUMBER_DOMAIN]
+            [SENSOR_DOMAIN, NUMBER_DOMAIN, INPUT_NUMBER_DOMAIN]
         ),
         vol.Required(CONF_TYPE): vol.All(cv.string, vol.In(SENSOR_TYPES.values())),
         vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
@@ -503,7 +503,7 @@ class SensorGroup(GroupEntity, SensorEntity):
 
         if all(x == state_classes[0] for x in state_classes):
             async_delete_issue(
-                self.hass, DOMAIN, f"{self.entity_id}_state_classes_not_matching"
+                self.hass, SENSOR_DOMAIN, f"{self.entity_id}_state_classes_not_matching"
             )
             return state_classes[0]
         async_create_issue(
@@ -546,7 +546,9 @@ class SensorGroup(GroupEntity, SensorEntity):
 
         if all(x == device_classes[0] for x in device_classes):
             async_delete_issue(
-                self.hass, DOMAIN, f"{self.entity_id}_device_classes_not_matching"
+                self.hass,
+                SENSOR_DOMAIN,
+                f"{self.entity_id}_device_classes_not_matching",
             )
             return device_classes[0]
         async_create_issue(
@@ -614,10 +616,14 @@ class SensorGroup(GroupEntity, SensorEntity):
             )
         ):
             async_delete_issue(
-                self.hass, DOMAIN, f"{self.entity_id}_uoms_not_matching_device_class"
+                self.hass,
+                SENSOR_DOMAIN,
+                f"{self.entity_id}_uoms_not_matching_device_class",
             )
             async_delete_issue(
-                self.hass, DOMAIN, f"{self.entity_id}_uoms_not_matching_no_device_class"
+                self.hass,
+                SENSOR_DOMAIN,
+                f"{self.entity_id}_uoms_not_matching_no_device_class",
             )
             return unit_of_measurements[0]
 
diff --git a/homeassistant/components/group/switch.py b/homeassistant/components/group/switch.py
index 9db264c8041..101c42d354f 100644
--- a/homeassistant/components/group/switch.py
+++ b/homeassistant/components/group/switch.py
@@ -8,7 +8,7 @@ from typing import Any
 import voluptuous as vol
 
 from homeassistant.components.switch import (
-    DOMAIN,
+    DOMAIN as SWITCH_DOMAIN,
     PLATFORM_SCHEMA as SWITCH_PLATFORM_SCHEMA,
     SwitchEntity,
 )
@@ -39,7 +39,7 @@ PARALLEL_UPDATES = 0
 
 PLATFORM_SCHEMA = SWITCH_PLATFORM_SCHEMA.extend(
     {
-        vol.Required(CONF_ENTITIES): cv.entities_domain(DOMAIN),
+        vol.Required(CONF_ENTITIES): cv.entities_domain(SWITCH_DOMAIN),
         vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
         vol.Optional(CONF_UNIQUE_ID): cv.string,
         vol.Optional(CONF_ALL, default=False): cv.boolean,
@@ -132,7 +132,7 @@ class SwitchGroup(GroupEntity, SwitchEntity):
         _LOGGER.debug("Forwarded turn_on command: %s", data)
 
         await self.hass.services.async_call(
-            DOMAIN,
+            SWITCH_DOMAIN,
             SERVICE_TURN_ON,
             data,
             blocking=True,
@@ -143,7 +143,7 @@ class SwitchGroup(GroupEntity, SwitchEntity):
         """Forward the turn_off command to all switches in the group."""
         data = {ATTR_ENTITY_ID: self._entity_ids}
         await self.hass.services.async_call(
-            DOMAIN,
+            SWITCH_DOMAIN,
             SERVICE_TURN_OFF,
             data,
             blocking=True,