diff --git a/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml b/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml
new file mode 100644
index 0000000..dc1c5ab
--- /dev/null
+++ b/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml
@@ -0,0 +1,27 @@
+description: >
+    Power button control service
+methods:
+    - name: simPress
+      description: >
+        Emulate power button press.
+      errors:
+       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+       - xyz.openbmc_project.Chassis.Common.Error.IOError
+
+    - name: simLongPress
+      description: >
+        Emulate power button long press.
+      errors:
+       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+       - xyz.openbmc_project.Chassis.Common.Error.IOError
+
+signals:
+    - name: Released
+      description: >
+        Power button released signal
+    - name: Pressed
+      description: >
+        Power button pressed signal
+    - name: PressedLong
+      description: >
+        Power button long pressed signal