diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml
new file mode 100644
index 0000000..397460e
--- /dev/null
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml
@@ -0,0 +1,22 @@
+description: >
+    Host selector interface is used to keep the position of the host
+    selector HW switch as a property.This host selector position value
+    decides which host or bmc is currently selected in a multihost bmc
+    system so that the power and reset button events are routed to
+    the currently selected host or bmc's power control events.
+
+properties:
+    - name: Position
+      type: size
+      default: 0
+      description: >
+        The current position of the selector. Position 1 to N selects
+        Host Instance t to N,Position 0 selects the BMC
+        ( N is maximum number of hosts ).
+    - name: MaxPosition
+      type: size
+      default: 0
+      flags:
+          - readonly
+      description: >
+        Maximum number for position value.
diff --git a/yaml/xyz/openbmc_project/Chassis/README.md b/yaml/xyz/openbmc_project/Chassis/README.md
index d07a939..cc2ccdf 100644
--- a/yaml/xyz/openbmc_project/Chassis/README.md
+++ b/yaml/xyz/openbmc_project/Chassis/README.md
@@ -36,4 +36,12 @@
 
 #### signals
 * Released - Reset button released signal.
-* Pressed - Reset button pressed signal.
\ No newline at end of file
+* Pressed - Reset button pressed signal.
+
+### Host Selector Button Interface
+Selector button interface `xyz.openbmc_project.Chassis.Buttons.HostSelector`
+provides following property.
+
+### properties
+Position - Value of the Host selector.
+MaxPosition - Max value that the Position value can hold.
\ No newline at end of file