diff --git a/homeassistant/components/kodi/notify.py b/homeassistant/components/kodi/notify.py
index 4716cc97e9f8..57095197a70d 100644
--- a/homeassistant/components/kodi/notify.py
+++ b/homeassistant/components/kodi/notify.py
@@ -23,10 +23,13 @@ from homeassistant.const import (
     CONF_USERNAME,
 )
 from homeassistant.core import HomeAssistant
+from homeassistant.exceptions import HomeAssistantError
 from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
 from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
+from .const import DOMAIN
+
 _LOGGER = logging.getLogger(__name__)
 
 DEFAULT_PORT = 8080
@@ -103,6 +106,8 @@ class KodiNotificationService(BaseNotificationService):
             title = kwargs.get(ATTR_TITLE, ATTR_TITLE_DEFAULT)
             await self._server.GUI.ShowNotification(title, message, icon, displaytime)
 
-        # pylint: disable-next=home-assistant-action-swallowed-exception
-        except jsonrpc_async.TransportError:
-            _LOGGER.warning("Unable to fetch Kodi data. Is Kodi online?")
+        except jsonrpc_async.TransportError as err:
+            raise HomeAssistantError(
+                translation_domain=DOMAIN,
+                translation_key="notify_failed",
+            ) from err
diff --git a/homeassistant/components/kodi/strings.json b/homeassistant/components/kodi/strings.json
index 20b90cd8e997..d8928245cdeb 100644
--- a/homeassistant/components/kodi/strings.json
+++ b/homeassistant/components/kodi/strings.json
@@ -54,11 +54,18 @@
     "media_player": {
       "media_player": {
         "state_attributes": {
-          "dynamic_range": { "name": "Dynamic range" }
+          "dynamic_range": {
+            "name": "Dynamic range"
+          }
         }
       }
     }
   },
+  "exceptions": {
+    "notify_failed": {
+      "message": "Unable to send the notification to Kodi. Is Kodi online?"
+    }
+  },
   "services": {
     "add_to_playlist": {
       "description": "Adds music to the default playlist (i.e. playlistid=0).",
diff --git a/tests/components/kodi/test_notify.py b/tests/components/kodi/test_notify.py
new file mode 100644
index 000000000000..fedd96be52da
--- /dev/null
+++ b/tests/components/kodi/test_notify.py
@@ -0,0 +1,53 @@
+"""Tests for the Kodi notify platform."""
+
+from unittest.mock import AsyncMock, patch
+
+import jsonrpc_async
+import pytest
+
+from homeassistant.components.notify import DOMAIN as NOTIFY_DOMAIN
+from homeassistant.core import HomeAssistant
+from homeassistant.exceptions import HomeAssistantError
+from homeassistant.setup import async_setup_component
+
+NOTIFY_CONFIG = {
+    NOTIFY_DOMAIN: {
+        "platform": "kodi",
+        "name": "kodi",
+        "host": "1.1.1.1",
+        "port": 8080,
+    }
+}
+
+
+async def setup_notify(hass: HomeAssistant, server: AsyncMock) -> None:
+    """Set up the Kodi notify platform with a mocked server."""
+    with patch("jsonrpc_async.Server", return_value=server):
+        assert await async_setup_component(hass, NOTIFY_DOMAIN, NOTIFY_CONFIG)
+        await hass.async_block_till_done()
+
+
+async def test_send_message(hass: HomeAssistant) -> None:
+    """Test sending a notification to Kodi."""
+    server = AsyncMock()
+    await setup_notify(hass, server)
+
+    await hass.services.async_call(
+        NOTIFY_DOMAIN, "kodi", {"message": "Hello", "title": "Test"}, blocking=True
+    )
+
+    server.GUI.ShowNotification.assert_called_once_with("Test", "Hello", "info", 10000)
+
+
+async def test_send_message_transport_error(hass: HomeAssistant) -> None:
+    """Test an unreachable Kodi raises an error instead of only logging."""
+    server = AsyncMock()
+    server.GUI.ShowNotification.side_effect = jsonrpc_async.TransportError(
+        "Unable to connect"
+    )
+    await setup_notify(hass, server)
+
+    with pytest.raises(HomeAssistantError):
+        await hass.services.async_call(
+            NOTIFY_DOMAIN, "kodi", {"message": "Hello"}, blocking=True
+        )