diff --git a/automations/lights-off-when-alarm-away.yaml b/automations/lights-off-when-alarm-away.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..25da64cd2c257db7d3052ff510a7aa62f3575879
--- /dev/null
+++ b/automations/lights-off-when-alarm-away.yaml
@@ -0,0 +1,14 @@
+alias: Turn off lights when alarm is set to away
+trigger:
+  - platform: state
+    entity_id: alarm_control_panel.shm
+    to: 'armed_away'
+action:
+  service: homeassistant.turn_off
+  entity_id:
+    - group.master_bedroom
+    - group.master_bathroom
+    - group.living_room
+    - group.dining_area
+    - group.office
+    - group.other