diff --git a/homeassistant/components/binary_sensor/device_trigger.py b/homeassistant/components/binary_sensor/device_trigger.py
index e05713b5c67..5d58131fde9 100644
--- a/homeassistant/components/binary_sensor/device_trigger.py
+++ b/homeassistant/components/binary_sensor/device_trigger.py
@@ -191,6 +191,7 @@ async def async_attach_trigger(hass, config, action, automation_info):
         to_state = "off"
 
     state_config = {
+        state_automation.CONF_PLATFORM: "state",
         state_automation.CONF_ENTITY_ID: config[CONF_ENTITY_ID],
         state_automation.CONF_FROM: from_state,
         state_automation.CONF_TO: to_state,
@@ -198,6 +199,7 @@ async def async_attach_trigger(hass, config, action, automation_info):
     if CONF_FOR in config:
         state_config[CONF_FOR] = config[CONF_FOR]
 
+    state_config = state_automation.TRIGGER_SCHEMA(state_config)
     return await state_automation.async_attach_trigger(
         hass, state_config, action, automation_info, platform_type="device"
     )
diff --git a/homeassistant/components/deconz/device_trigger.py b/homeassistant/components/deconz/device_trigger.py
index badbe8b8651..9f66cf156aa 100644
--- a/homeassistant/components/deconz/device_trigger.py
+++ b/homeassistant/components/deconz/device_trigger.py
@@ -222,13 +222,14 @@ async def async_attach_trigger(hass, config, action, automation_info):
 
     event_id = deconz_event.serial
 
-    state_config = {
+    event_config = {
         event.CONF_EVENT_TYPE: CONF_DECONZ_EVENT,
         event.CONF_EVENT_DATA: {CONF_UNIQUE_ID: event_id, CONF_EVENT: trigger},
     }
 
+    event_config = event.TRIGGER_SCHEMA(event_config)
     return await event.async_attach_trigger(
-        hass, state_config, action, automation_info, platform_type="device"
+        hass, event_config, action, automation_info, platform_type="device"
     )
 
 
diff --git a/homeassistant/components/device_automation/toggle_entity.py b/homeassistant/components/device_automation/toggle_entity.py
index af29625f3a1..29110144c14 100644
--- a/homeassistant/components/device_automation/toggle_entity.py
+++ b/homeassistant/components/device_automation/toggle_entity.py
@@ -3,7 +3,10 @@ from typing import Any, Dict, List
 import voluptuous as vol
 
 from homeassistant.core import Context, HomeAssistant, CALLBACK_TYPE
-from homeassistant.components.automation import state, AutomationActionType
+from homeassistant.components.automation import (
+    state as state_automation,
+    AutomationActionType,
+)
 from homeassistant.components.device_automation.const import (
     CONF_IS_OFF,
     CONF_IS_ON,
@@ -152,14 +155,16 @@ async def async_attach_trigger(
         from_state = "on"
         to_state = "off"
     state_config = {
-        state.CONF_ENTITY_ID: config[CONF_ENTITY_ID],
-        state.CONF_FROM: from_state,
-        state.CONF_TO: to_state,
+        state_automation.CONF_PLATFORM: "state",
+        state_automation.CONF_ENTITY_ID: config[CONF_ENTITY_ID],
+        state_automation.CONF_FROM: from_state,
+        state_automation.CONF_TO: to_state,
     }
     if CONF_FOR in config:
         state_config[CONF_FOR] = config[CONF_FOR]
 
-    return await state.async_attach_trigger(
+    state_config = state_automation.TRIGGER_SCHEMA(state_config)
+    return await state_automation.async_attach_trigger(
         hass, state_config, action, automation_info, platform_type="device"
     )
 
diff --git a/homeassistant/components/sensor/device_trigger.py b/homeassistant/components/sensor/device_trigger.py
index 0d9e8f5af80..bd53dca0c9d 100644
--- a/homeassistant/components/sensor/device_trigger.py
+++ b/homeassistant/components/sensor/device_trigger.py
@@ -87,14 +87,17 @@ TRIGGER_SCHEMA = vol.All(
 async def async_attach_trigger(hass, config, action, automation_info):
     """Listen for state changes based on configuration."""
     numeric_state_config = {
+        numeric_state_automation.CONF_PLATFORM: "numeric_state",
         numeric_state_automation.CONF_ENTITY_ID: config[CONF_ENTITY_ID],
-        numeric_state_automation.CONF_ABOVE: config.get(CONF_ABOVE),
-        numeric_state_automation.CONF_BELOW: config.get(CONF_BELOW),
-        numeric_state_automation.CONF_FOR: config.get(CONF_FOR),
     }
+    if CONF_ABOVE in config:
+        numeric_state_config[numeric_state_automation.CONF_ABOVE] = config[CONF_ABOVE]
+    if CONF_BELOW in config:
+        numeric_state_config[numeric_state_automation.CONF_BELOW] = config[CONF_BELOW]
     if CONF_FOR in config:
         numeric_state_config[CONF_FOR] = config[CONF_FOR]
 
+    numeric_state_config = numeric_state_automation.TRIGGER_SCHEMA(numeric_state_config)
     return await numeric_state_automation.async_attach_trigger(
         hass, numeric_state_config, action, automation_info, platform_type="device"
     )
diff --git a/homeassistant/components/zha/device_trigger.py b/homeassistant/components/zha/device_trigger.py
index c1ea3c2b761..ddf7465e0c0 100644
--- a/homeassistant/components/zha/device_trigger.py
+++ b/homeassistant/components/zha/device_trigger.py
@@ -35,10 +35,12 @@ async def async_attach_trigger(hass, config, action, automation_info):
     trigger = zha_device.device_automation_triggers[trigger]
 
     event_config = {
+        event.CONF_PLATFORM: "event",
         event.CONF_EVENT_TYPE: ZHA_EVENT,
         event.CONF_EVENT_DATA: {DEVICE_IEEE: str(zha_device.ieee), **trigger},
     }
 
+    event_config = event.TRIGGER_SCHEMA(event_config)
     return await event.async_attach_trigger(
         hass, event_config, action, automation_info, platform_type="device"
     )
diff --git a/script/scaffold/templates/device_trigger/integration/device_trigger.py b/script/scaffold/templates/device_trigger/integration/device_trigger.py
index f7e9fc091f8..e0741734d5f 100644
--- a/script/scaffold/templates/device_trigger/integration/device_trigger.py
+++ b/script/scaffold/templates/device_trigger/integration/device_trigger.py
@@ -12,7 +12,7 @@ from homeassistant.const import (
     STATE_OFF,
 )
 from homeassistant.core import HomeAssistant, CALLBACK_TYPE
-from homeassistant.helpers import entity_registry
+from homeassistant.helpers import config_validation as cv, entity_registry
 from homeassistant.helpers.typing import ConfigType
 from homeassistant.components.automation import state, AutomationActionType
 from homeassistant.components.device_automation import TRIGGER_BASE_SCHEMA
@@ -22,7 +22,10 @@ from . import DOMAIN
 TRIGGER_TYPES = {"turned_on", "turned_off"}
 
 TRIGGER_SCHEMA = TRIGGER_BASE_SCHEMA.extend(
-    {vol.Required(CONF_TYPE): vol.In(TRIGGER_TYPES)}
+    {
+        vol.Required(CONF_ENTITY_ID): cv.entity_id,
+        vol.Required(CONF_TYPE): vol.In(TRIGGER_TYPES),
+    }
 )
 
 
@@ -87,14 +90,13 @@ async def async_attach_trigger(
         from_state = STATE_ON
         to_state = STATE_OFF
 
-    return state.async_attach_trigger(
-        hass,
-        {
-            CONF_ENTITY_ID: config[CONF_ENTITY_ID],
-            state.CONF_FROM: from_state,
-            state.CONF_TO: to_state,
-        },
-        action,
-        automation_info,
-        platform_type="device",
+    state_config = {
+        state.CONF_PLATFORM: "state",
+        CONF_ENTITY_ID: config[CONF_ENTITY_ID],
+        state.CONF_FROM: from_state,
+        state.CONF_TO: to_state,
+    }
+    state_config = state.TRIGGER_SCHEMA(state_config)
+    return await state.async_attach_trigger(
+        hass, state_config, action, automation_info, platform_type="device"
     )
diff --git a/script/scaffold/templates/device_trigger/tests/test_device_trigger.py b/script/scaffold/templates/device_trigger/tests/test_device_trigger.py
index c22197bb136..99e1f8937af 100644
--- a/script/scaffold/templates/device_trigger/tests/test_device_trigger.py
+++ b/script/scaffold/templates/device_trigger/tests/test_device_trigger.py
@@ -1,7 +1,7 @@
 """The tests for NEW_NAME device triggers."""
 import pytest
 
-from homeassistant.components.switch import DOMAIN
+from homeassistant.components.NEW_DOMAIN import DOMAIN
 from homeassistant.const import STATE_ON, STATE_OFF
 from homeassistant.setup import async_setup_component
 import homeassistant.components.automation as automation
@@ -9,6 +9,7 @@ from homeassistant.helpers import device_registry
 
 from tests.common import (
     MockConfigEntry,
+    assert_lists_same,
     async_mock_service,
     mock_device_registry,
     mock_registry,
@@ -35,7 +36,7 @@ def calls(hass):
 
 
 async def test_get_triggers(hass, device_reg, entity_reg):
-    """Test we get the expected triggers from a switch."""
+    """Test we get the expected triggers from a NEW_DOMAIN."""
     config_entry = MockConfigEntry(domain="test", data={})
     config_entry.add_to_hass(hass)
     device_entry = device_reg.async_get_or_create(
@@ -60,7 +61,7 @@ async def test_get_triggers(hass, device_reg, entity_reg):
         },
     ]
     triggers = await async_get_device_automations(hass, "trigger", device_entry.id)
-    assert triggers == expected_triggers
+    assert_lists_same(triggers, expected_triggers)
 
 
 async def test_if_fires_on_state_change(hass, calls):