diff --git a/homeassistant/components/rest/__init__.py b/homeassistant/components/rest/__init__.py
index e0b743c1d37..69bc6172341 100644
--- a/homeassistant/components/rest/__init__.py
+++ b/homeassistant/components/rest/__init__.py
@@ -1,4 +1,4 @@
 """The rest component."""
 
 DOMAIN = "rest"
-PLATFORMS = ["binary_sensor", "sensor", "switch"]
+PLATFORMS = ["binary_sensor", "notify", "sensor", "switch"]
diff --git a/homeassistant/components/rest/notify.py b/homeassistant/components/rest/notify.py
index 9860334afbf..d7ee57b4f8e 100644
--- a/homeassistant/components/rest/notify.py
+++ b/homeassistant/components/rest/notify.py
@@ -28,6 +28,9 @@ from homeassistant.const import (
     HTTP_OK,
 )
 import homeassistant.helpers.config_validation as cv
+from homeassistant.helpers.reload import setup_reload_service
+
+from . import DOMAIN, PLATFORMS
 
 CONF_DATA = "data"
 CONF_DATA_TEMPLATE = "data_template"
@@ -67,6 +70,8 @@ _LOGGER = logging.getLogger(__name__)
 
 def get_service(hass, config, discovery_info=None):
     """Get the RESTful notification service."""
+    setup_reload_service(hass, DOMAIN, PLATFORMS)
+
     resource = config.get(CONF_RESOURCE)
     method = config.get(CONF_METHOD)
     headers = config.get(CONF_HEADERS)
diff --git a/homeassistant/components/rest/services.yaml b/homeassistant/components/rest/services.yaml
index 717859d0c12..06baa8734f2 100644
--- a/homeassistant/components/rest/services.yaml
+++ b/homeassistant/components/rest/services.yaml
@@ -1,2 +1,2 @@
 reload:
-  description: Reload all rest entities.
+  description: Reload all rest entities and notify services.
diff --git a/homeassistant/helpers/reload.py b/homeassistant/helpers/reload.py
index 19a1e46a6d4..89fcf45c29a 100644
--- a/homeassistant/helpers/reload.py
+++ b/homeassistant/helpers/reload.py
@@ -141,6 +141,12 @@ def async_get_platform(
     hass: HomeAssistantType, integration_name: str, integration_platform_name: str
 ) -> Optional[EntityPlatform]:
     """Find an existing platform."""
+    if (
+        DATA_ENTITY_PLATFORM not in hass.data
+        or integration_name not in hass.data[DATA_ENTITY_PLATFORM]
+    ):
+        return None
+
     for integration_platform in hass.data[DATA_ENTITY_PLATFORM][integration_name]:
         if integration_platform.domain == integration_platform_name:
             platform: EntityPlatform = integration_platform
diff --git a/tests/components/rest/test_notify.py b/tests/components/rest/test_notify.py
new file mode 100644
index 00000000000..49f3876b97c
--- /dev/null
+++ b/tests/components/rest/test_notify.py
@@ -0,0 +1,52 @@
+"""The tests for the rest.notify platform."""
+from os import path
+
+from homeassistant import config as hass_config
+import homeassistant.components.notify as notify
+from homeassistant.components.rest import DOMAIN
+from homeassistant.const import SERVICE_RELOAD
+from homeassistant.setup import async_setup_component
+
+from tests.async_mock import patch
+
+
+async def test_reload_notify(hass):
+    """Verify we can reload the notify service."""
+
+    assert await async_setup_component(
+        hass,
+        notify.DOMAIN,
+        {
+            notify.DOMAIN: [
+                {
+                    "name": DOMAIN,
+                    "platform": DOMAIN,
+                    "resource": "http://127.0.0.1/off",
+                },
+            ]
+        },
+    )
+    await hass.async_block_till_done()
+
+    assert hass.services.has_service(notify.DOMAIN, DOMAIN)
+
+    yaml_path = path.join(
+        _get_fixtures_base_path(),
+        "fixtures",
+        "rest/configuration.yaml",
+    )
+    with patch.object(hass_config, "YAML_CONFIG_FILE", yaml_path):
+        await hass.services.async_call(
+            DOMAIN,
+            SERVICE_RELOAD,
+            {},
+            blocking=True,
+        )
+        await hass.async_block_till_done()
+
+    assert not hass.services.has_service(notify.DOMAIN, DOMAIN)
+    assert hass.services.has_service(notify.DOMAIN, "rest_reloaded")
+
+
+def _get_fixtures_base_path():
+    return path.dirname(path.dirname(path.dirname(__file__)))
diff --git a/tests/fixtures/rest/configuration.yaml b/tests/fixtures/rest/configuration.yaml
index 7848a429026..69a4e771ebf 100644
--- a/tests/fixtures/rest/configuration.yaml
+++ b/tests/fixtures/rest/configuration.yaml
@@ -3,3 +3,8 @@ sensor:
     resource: "http://localhost"
     method: GET
     name: rollout
+
+notify:
+  - name: rest_reloaded
+    platform: rest
+    resource: http://127.0.0.1/on