diff --git a/chassis_state_manager.hpp b/chassis_state_manager.hpp
new file mode 100644
index 0000000..f3df078
--- /dev/null
+++ b/chassis_state_manager.hpp
@@ -0,0 +1,50 @@
+#pragma once
+
+#include <sdbusplus/bus.hpp>
+#include "xyz/openbmc_project/State/Chassis/server.hpp"
+
+namespace phosphor
+{
+namespace state
+{
+namespace manager
+{
+
+/** @class Chassis
+ *  @brief OpenBMC chassis state management implementation.
+ *  @details A concrete implementation for xyz.openbmc_project.State.Chassis
+ *  DBus API.
+ */
+class Chassis : public sdbusplus::server::object::object<
+                sdbusplus::xyz::openbmc_project::State::server::Chassis>
+{
+    public:
+        /** @brief Constructs Chassis State Manager
+         *
+         * @param[in] bus       - The Dbus bus object
+         * @param[in] busName   - The Dbus name to own
+         * @param[in] objPath   - The Dbus object path
+         */
+        Chassis(sdbusplus::bus::bus& bus,
+                const char* busName,
+                const char* objPath) :
+                sdbusplus::server::object::object<
+                    sdbusplus::xyz::openbmc_project::State::server::Chassis>(
+                            bus, objPath),
+                bus(bus)
+        {}
+
+        /** @brief Set value of RequestedPowerTransition */
+        Transition requestedPowerTransition(Transition value) override;
+
+        /** @brief Set value of CurrentPowerState */
+        PowerState currentPowerState(PowerState value) override;
+
+    private:
+        /** @brief Persistent sdbusplus DBus connection. */
+        sdbusplus::bus::bus& bus;
+};
+
+} // namespace manager
+} // namespace state
+} // namespace phosphor