diff --git a/homeassistant/components/smtp/__init__.py b/homeassistant/components/smtp/__init__.py
index eda28fcebe7a..8396bdb05aae 100644
--- a/homeassistant/components/smtp/__init__.py
+++ b/homeassistant/components/smtp/__init__.py
@@ -24,6 +24,7 @@ from homeassistant.util.ssl import create_client_context
 
 from .const import (
     CONF_ENCRYPTION,
+    CONF_ENTRY,
     CONF_SENDER_NAME,
     CONF_SERVER,
     DEFAULT_TIMEOUT,
@@ -57,12 +58,11 @@ async def async_setup_entry(hass: HomeAssistant, entry: SmtpConfigEntry) -> bool
             Platform.NOTIFY,
             DOMAIN,
             {
-                **entry.data,
                 CONF_NAME: entry.title,
                 CONF_RECIPIENT: [
                     subentry.unique_id for subentry in entry.subentries.values()
                 ],
-                **entry.options,
+                CONF_ENTRY: entry,
             },
             {},
         )
diff --git a/homeassistant/components/smtp/const.py b/homeassistant/components/smtp/const.py
index 35ca923b413e..252a6571211b 100644
--- a/homeassistant/components/smtp/const.py
+++ b/homeassistant/components/smtp/const.py
@@ -26,3 +26,5 @@ DEFAULT_ENCRYPTION: Final = "starttls"
 ENCRYPTION_OPTIONS: Final = ["tls", "starttls", "none"]
 
 SUBENTRY_TYPE_RECIPIENT: Final = "recipient"
+
+CONF_ENTRY = "entry"
diff --git a/homeassistant/components/smtp/notify.py b/homeassistant/components/smtp/notify.py
index d3b740fb7a21..c6e5eba651c5 100644
--- a/homeassistant/components/smtp/notify.py
+++ b/homeassistant/components/smtp/notify.py
@@ -68,6 +68,7 @@ from .const import (
     ATTR_IMAGES,
     ATTR_MEDIA_SOURCE,
     CONF_ENCRYPTION,
+    CONF_ENTRY,
     CONF_SENDER_NAME,
     CONF_SERVER,
     DEFAULT_DEBUG,
@@ -136,12 +137,15 @@ async def async_get_service(
 
     ssl_context = (
         await hass.async_add_executor_job(create_client_context)
-        if discovery_info[CONF_VERIFY_SSL]
+        if discovery_info[CONF_ENTRY].data[CONF_VERIFY_SSL]
         else None
     )
     mail_service = MailNotificationService(discovery_info, ssl_context)
 
+    entry: SmtpConfigEntry = discovery_info[CONF_ENTRY]
+
     if await hass.async_add_executor_job(mail_service.connection_is_valid):
+        entry.async_on_unload(mail_service.async_unregister_services)
         return mail_service
 
     return None
@@ -345,16 +349,18 @@ class MailNotificationService(SmtpClient, BaseNotificationService):
     ) -> None:
         """Initialize the SMTP service."""
         self.recipients = config[CONF_RECIPIENT]
+        entry: SmtpConfigEntry = config[CONF_ENTRY]
+
         super().__init__(
-            server=config[CONF_SERVER],
-            port=config[CONF_PORT],
-            timeout=config.get(CONF_TIMEOUT, DEFAULT_TIMEOUT),
-            sender=config[CONF_SENDER],
-            encryption=config[CONF_ENCRYPTION],
-            username=config.get(CONF_USERNAME),
-            password=config.get(CONF_PASSWORD),
-            sender_name=config.get(CONF_SENDER_NAME),
-            verify_ssl=config[CONF_VERIFY_SSL],
+            server=entry.data[CONF_SERVER],
+            port=entry.data[CONF_PORT],
+            timeout=entry.options.get(CONF_TIMEOUT, DEFAULT_TIMEOUT),
+            sender=entry.data[CONF_SENDER],
+            encryption=entry.data[CONF_ENCRYPTION],
+            username=entry.data.get(CONF_USERNAME),
+            password=entry.data.get(CONF_PASSWORD),
+            sender_name=entry.data.get(CONF_SENDER_NAME),
+            verify_ssl=entry.data[CONF_VERIFY_SSL],
             ssl_context=ssl_context,
         )
 
diff --git a/tests/components/smtp/test_init.py b/tests/components/smtp/test_init.py
index 2a728ca36af2..065bef21636a 100644
--- a/tests/components/smtp/test_init.py
+++ b/tests/components/smtp/test_init.py
@@ -45,10 +45,14 @@ async def test_entry_setup_unload(
 
     assert config_entry.state is ConfigEntryState.LOADED
 
+    assert hass.services.has_service(NOTIFY_DOMAIN, "home_assistant")
+
     assert await hass.config_entries.async_unload(config_entry.entry_id)
 
     assert config_entry.state is ConfigEntryState.NOT_LOADED
 
+    assert not hass.services.has_service(NOTIFY_DOMAIN, "home_assistant")
+
 
 @pytest.mark.parametrize(
     ("exception", "state"),
diff --git a/tests/components/smtp/test_notify.py b/tests/components/smtp/test_notify.py
index c617d37f5243..189cf7745230 100644
--- a/tests/components/smtp/test_notify.py
+++ b/tests/components/smtp/test_notify.py
@@ -28,24 +28,12 @@ from homeassistant.components.smtp.const import (
     ATTR_FILENAME,
     ATTR_HTML,
     ATTR_MEDIA_SOURCE,
-    CONF_ENCRYPTION,
-    CONF_SENDER_NAME,
-    CONF_SERVER,
+    CONF_ENTRY,
     DOMAIN,
 )
 from homeassistant.components.smtp.notify import MailNotificationService
 from homeassistant.config_entries import ConfigEntryState
-from homeassistant.const import (
-    ATTR_ENTITY_ID,
-    CONF_PASSWORD,
-    CONF_PORT,
-    CONF_RECIPIENT,
-    CONF_SENDER,
-    CONF_TIMEOUT,
-    CONF_USERNAME,
-    CONF_VERIFY_SSL,
-    STATE_UNKNOWN,
-)
+from homeassistant.const import ATTR_ENTITY_ID, CONF_NAME, CONF_RECIPIENT, STATE_UNKNOWN
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import HomeAssistantError, ServiceValidationError
 from homeassistant.helpers import entity_registry as er, issue_registry as ir
@@ -64,20 +52,15 @@ class MockSMTP(MailNotificationService):
 
 
 @pytest.fixture
-def message():
+def message(
+    config_entry: MockConfigEntry,
+):
     """Return MockSMTP object with test data."""
     return MockSMTP(
         config={
-            CONF_SERVER: "localhost",
-            CONF_PORT: 25,
-            CONF_TIMEOUT: 5,
-            CONF_SENDER: "test@test.com",
-            CONF_ENCRYPTION: 1,
-            CONF_USERNAME: "testuser",
-            CONF_PASSWORD: "testpass",
+            CONF_NAME: config_entry.title,
+            CONF_ENTRY: config_entry,
             CONF_RECIPIENT: ["recip1@example.com", "testrecip@test.com"],
-            CONF_SENDER_NAME: "Home Assistant",
-            CONF_VERIFY_SSL: True,
         },
         ssl_context=create_client_context(),
     )
@@ -188,7 +171,7 @@ def test_send_text_message(hass: HomeAssistant, message) -> None:
         "Content-Transfer-Encoding: 7bit\n"
         "Subject: Home Assistant\n"
         "To: recip1@example.com,testrecip@test.com\n"
-        "From: Home Assistant <test@test.com>\n"
+        "From: Home Assistant <email@example.com>\n"
         "X-Mailer: Home Assistant\n"
         "Date: [^\n]+\n"
         "Message-Id: <[^@]+@[^>]+>\n"