diff --git a/homeassistant/components/elmax/alarm_control_panel.py b/homeassistant/components/elmax/alarm_control_panel.py
index 33b8749cb48..40c84efc60e 100644
--- a/homeassistant/components/elmax/alarm_control_panel.py
+++ b/homeassistant/components/elmax/alarm_control_panel.py
@@ -83,6 +83,9 @@ class ElmaxArea(ElmaxEntity, AlarmControlPanelEntity):
 
     async def async_alarm_disarm(self, code: str | None = None) -> None:
         """Send disarm command."""
+        # Elmax alarm panels do always require a code to be passed for disarm operations
+        if code is None or code == "":
+            raise ValueError("Please input the disarm code.")
         await self.coordinator.http_client.execute_command(
             endpoint_id=self._device.endpoint_id,
             command=AreaCommand.DISARM,