diff --git a/homeassistant/components/netatmo/__init__.py b/homeassistant/components/netatmo/__init__.py
index 322af8cf3ac..f402009e13b 100644
--- a/homeassistant/components/netatmo/__init__.py
+++ b/homeassistant/components/netatmo/__init__.py
@@ -25,6 +25,7 @@ from homeassistant.helpers import (
     config_entry_oauth2_flow,
     config_validation as cv,
 )
+from homeassistant.helpers.device_registry import DeviceEntry
 from homeassistant.helpers.dispatcher import async_dispatcher_send
 from homeassistant.helpers.event import async_call_later
 from homeassistant.helpers.start import async_at_started
@@ -243,3 +244,20 @@ async def async_remove_entry(hass: HomeAssistant, entry: ConfigEntry) -> None:
             await cloud.async_delete_cloudhook(hass, entry.data[CONF_WEBHOOK_ID])
         except cloud.CloudNotAvailable:
             pass
+
+
+async def async_remove_config_entry_device(
+    hass: HomeAssistant, config_entry: ConfigEntry, device_entry: DeviceEntry
+) -> bool:
+    """Remove a config entry from a device."""
+    data = hass.data[DOMAIN][config_entry.entry_id][DATA_HANDLER]
+    modules = [m for h in data.account.homes.values() for m in h.modules]
+    rooms = [r for h in data.account.homes.values() for r in h.rooms]
+
+    return not any(
+        identifier
+        for identifier in device_entry.identifiers
+        if identifier[0] == DOMAIN
+        and identifier[1] in modules
+        or identifier[1] in rooms
+    )
diff --git a/tests/components/netatmo/test_init.py b/tests/components/netatmo/test_init.py
index c68bd7df541..672084d644d 100644
--- a/tests/components/netatmo/test_init.py
+++ b/tests/components/netatmo/test_init.py
@@ -14,7 +14,7 @@ from homeassistant.components.netatmo import DOMAIN
 from homeassistant.config_entries import ConfigEntryState
 from homeassistant.const import CONF_WEBHOOK_ID, Platform
 from homeassistant.core import CoreState, HomeAssistant
-import homeassistant.helpers.device_registry as dr
+from homeassistant.helpers import device_registry as dr, entity_registry as er
 from homeassistant.setup import async_setup_component
 from homeassistant.util import dt as dt_util
 
@@ -31,6 +31,7 @@ from tests.common import (
     async_get_persistent_notifications,
 )
 from tests.components.cloud import mock_cloud
+from tests.typing import MockHAClientWebSocket, WebSocketGenerator
 
 # Fake webhook thermostat mode change to "Max"
 FAKE_WEBHOOK = {
@@ -520,3 +521,59 @@ async def test_devices(
     for device_entry in device_entries:
         identifier = list(device_entry.identifiers)[0]
         assert device_entry == snapshot(name=f"{identifier[0]}-{identifier[1]}")
+
+
+async def remove_device(
+    ws_client: MockHAClientWebSocket, device_id: str, config_entry_id: str
+) -> bool:
+    """Remove config entry from a device."""
+    await ws_client.send_json(
+        {
+            "id": 1,
+            "type": "config/device_registry/remove_config_entry",
+            "config_entry_id": config_entry_id,
+            "device_id": device_id,
+        }
+    )
+    response = await ws_client.receive_json()
+    return response["success"]
+
+
+async def test_device_remove_devices(
+    hass: HomeAssistant,
+    hass_ws_client: WebSocketGenerator,
+    device_registry: dr.DeviceRegistry,
+    entity_registry: er.EntityRegistry,
+    config_entry: MockConfigEntry,
+    netatmo_auth: AsyncMock,
+) -> None:
+    """Test we can only remove a device that no longer exists."""
+
+    assert await async_setup_component(hass, "config", {})
+
+    with selected_platforms([Platform.CLIMATE]):
+        assert await hass.config_entries.async_setup(config_entry.entry_id)
+
+        await hass.async_block_till_done()
+
+    climate_entity_livingroom = "climate.livingroom"
+    entity = entity_registry.async_get(climate_entity_livingroom)
+
+    device_entry = device_registry.async_get(entity.device_id)
+    assert (
+        await remove_device(
+            await hass_ws_client(hass), device_entry.id, config_entry.entry_id
+        )
+        is False
+    )
+
+    dead_device_entry = device_registry.async_get_or_create(
+        config_entry_id=config_entry.entry_id,
+        identifiers={(DOMAIN, "remove-device-id")},
+    )
+    assert (
+        await remove_device(
+            await hass_ws_client(hass), dead_device_entry.id, config_entry.entry_id
+        )
+        is True
+    )