diff --git a/homeassistant/helpers/config_validation.py b/homeassistant/helpers/config_validation.py
index 5445cb51ac9..ab347e803d6 100644
--- a/homeassistant/helpers/config_validation.py
+++ b/homeassistant/helpers/config_validation.py
@@ -1537,22 +1537,6 @@ def STATE_CONDITION_SCHEMA(value: Any) -> dict[str, Any]:
     return key_dependency("for", "state")(validated)
 
 
-SUN_CONDITION_SCHEMA = vol.All(
-    vol.Schema(
-        {
-            **CONDITION_BASE_SCHEMA,
-            vol.Required(CONF_CONDITION): "sun",
-            vol.Optional("before"): sun_event,
-            vol.Optional("before_offset"): time_period,
-            vol.Optional("after"): vol.All(
-                vol.Lower, vol.Any(SUN_EVENT_SUNSET, SUN_EVENT_SUNRISE)
-            ),
-            vol.Optional("after_offset"): time_period,
-        }
-    ),
-    has_at_least_one_key("before", "after"),
-)
-
 TEMPLATE_CONDITION_SCHEMA = vol.Schema(
     {
         **CONDITION_BASE_SCHEMA,