diff --git a/homeassistant/const.py b/homeassistant/const.py
index 91fa4d628de..801f456d59c 100644
--- a/homeassistant/const.py
+++ b/homeassistant/const.py
@@ -227,6 +227,7 @@ CONF_SENSOR_TYPE: Final = "sensor_type"
 CONF_SEQUENCE: Final = "sequence"
 CONF_SERVICE: Final = "service"
 CONF_SERVICE_DATA: Final = "data"
+CONF_SERVICE_DATA_TEMPLATE: Final = "data_template"
 CONF_SERVICE_TEMPLATE: Final = "service_template"
 CONF_SHOW_ON_MAP: Final = "show_on_map"
 CONF_SLAVE: Final = "slave"
diff --git a/homeassistant/helpers/config_validation.py b/homeassistant/helpers/config_validation.py
index 4c2fed60bb4..f6e77ef0018 100644
--- a/homeassistant/helpers/config_validation.py
+++ b/homeassistant/helpers/config_validation.py
@@ -63,6 +63,8 @@ from homeassistant.const import (
     CONF_SCENE,
     CONF_SEQUENCE,
     CONF_SERVICE,
+    CONF_SERVICE_DATA,
+    CONF_SERVICE_DATA_TEMPLATE,
     CONF_SERVICE_TEMPLATE,
     CONF_STATE,
     CONF_STOP,
@@ -1119,8 +1121,10 @@ SERVICE_SCHEMA = vol.All(
             vol.Exclusive(CONF_SERVICE_TEMPLATE, "service name"): vol.Any(
                 service, dynamic_template
             ),
-            vol.Optional("data"): vol.Any(template, vol.All(dict, template_complex)),
-            vol.Optional("data_template"): vol.Any(
+            vol.Optional(CONF_SERVICE_DATA): vol.Any(
+                template, vol.All(dict, template_complex)
+            ),
+            vol.Optional(CONF_SERVICE_DATA_TEMPLATE): vol.Any(
                 template, vol.All(dict, template_complex)
             ),
             vol.Optional(CONF_ENTITY_ID): comp_entity_ids,
diff --git a/homeassistant/helpers/script.py b/homeassistant/helpers/script.py
index e472934fc76..5fc0fdc4706 100644
--- a/homeassistant/helpers/script.py
+++ b/homeassistant/helpers/script.py
@@ -50,6 +50,7 @@ from homeassistant.const import (
     CONF_SEQUENCE,
     CONF_SERVICE,
     CONF_SERVICE_DATA,
+    CONF_SERVICE_DATA_TEMPLATE,
     CONF_STOP,
     CONF_TARGET,
     CONF_THEN,
@@ -1112,11 +1113,10 @@ async def _async_stop_scripts_at_shutdown(hass, event):
 _VarsType = Union[dict[str, Any], MappingProxyType]
 
 
-def _referenced_extract_ids(
-    data: dict[str, Any] | None, key: str, found: set[str]
-) -> None:
+def _referenced_extract_ids(data: Any, key: str, found: set[str]) -> None:
     """Extract referenced IDs."""
-    if not data:
+    # Data may not exist, or be a template
+    if not isinstance(data, dict):
         return
 
     item_ids = data.get(key)
@@ -1300,7 +1300,7 @@ class Script:
                 for data in (
                     step.get(CONF_TARGET),
                     step.get(CONF_SERVICE_DATA),
-                    step.get(service.CONF_SERVICE_DATA_TEMPLATE),
+                    step.get(CONF_SERVICE_DATA_TEMPLATE),
                 ):
                     _referenced_extract_ids(data, ATTR_AREA_ID, referenced)
 
@@ -1340,7 +1340,7 @@ class Script:
                 for data in (
                     step.get(CONF_TARGET),
                     step.get(CONF_SERVICE_DATA),
-                    step.get(service.CONF_SERVICE_DATA_TEMPLATE),
+                    step.get(CONF_SERVICE_DATA_TEMPLATE),
                 ):
                     _referenced_extract_ids(data, ATTR_DEVICE_ID, referenced)
 
@@ -1391,7 +1391,7 @@ class Script:
                     step,
                     step.get(CONF_TARGET),
                     step.get(CONF_SERVICE_DATA),
-                    step.get(service.CONF_SERVICE_DATA_TEMPLATE),
+                    step.get(CONF_SERVICE_DATA_TEMPLATE),
                 ):
                     _referenced_extract_ids(data, ATTR_ENTITY_ID, referenced)
 
diff --git a/homeassistant/helpers/service.py b/homeassistant/helpers/service.py
index 7675686844c..138fa739794 100644
--- a/homeassistant/helpers/service.py
+++ b/homeassistant/helpers/service.py
@@ -19,6 +19,7 @@ from homeassistant.const import (
     CONF_ENTITY_ID,
     CONF_SERVICE,
     CONF_SERVICE_DATA,
+    CONF_SERVICE_DATA_TEMPLATE,
     CONF_SERVICE_TEMPLATE,
     CONF_TARGET,
     ENTITY_MATCH_ALL,
@@ -52,7 +53,6 @@ if TYPE_CHECKING:
 
 
 CONF_SERVICE_ENTITY_ID = "entity_id"
-CONF_SERVICE_DATA_TEMPLATE = "data_template"
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/tests/components/search/test_init.py b/tests/components/search/test_init.py
index a728ef9b8c4..cc04680d8a4 100644
--- a/tests/components/search/test_init.py
+++ b/tests/components/search/test_init.py
@@ -183,6 +183,22 @@ async def test_search(hass):
                         },
                     ]
                 },
+                "script_with_templated_services": {
+                    "sequence": [
+                        {
+                            "service": "test.script",
+                            "target": "{{ {'entity_id':'test.test1'} }}",
+                        },
+                        {
+                            "service": "test.script",
+                            "data": "{{ {'entity_id':'test.test2'} }}",
+                        },
+                        {
+                            "service": "test.script",
+                            "data_template": "{{ {'entity_id':'test.test3'} }}",
+                        },
+                    ]
+                },
             }
         },
     )
@@ -304,6 +320,18 @@ async def test_search(hass):
         searcher = search.Searcher(hass, device_reg, entity_reg, entity_sources)
         assert searcher.async_search(search_type, search_id) == {}
 
+    # Test search of templated script. We can't find referenced areas, devices or
+    # entities within templated services, but searching them should not raise or
+    # otherwise fail.
+    assert hass.states.get("script.script_with_templated_services")
+    for search_type, search_id in (
+        ("area", "script.script_with_templated_services"),
+        ("device", "script.script_with_templated_services"),
+        ("entity", "script.script_with_templated_services"),
+    ):
+        searcher = search.Searcher(hass, device_reg, entity_reg, entity_sources)
+        assert searcher.async_search(search_type, search_id) == {}
+
     searcher = search.Searcher(hass, device_reg, entity_reg, entity_sources)
     assert searcher.async_search("entity", "light.wled_config_entry_source") == {
         "config_entry": {wled_config_entry.entry_id},