diff --git a/scheduled_host_transition.hpp b/scheduled_host_transition.hpp
new file mode 100644
index 0000000..ebf3fba
--- /dev/null
+++ b/scheduled_host_transition.hpp
@@ -0,0 +1,44 @@
+#pragma once
+
+#include <sdbusplus/bus.hpp>
+#include <phosphor-logging/log.hpp>
+#include <xyz/openbmc_project/State/ScheduledHostTransition/server.hpp>
+
+namespace phosphor
+{
+namespace state
+{
+namespace manager
+{
+
+using ScheduledHostTransitionInherit = sdbusplus::server::object::object<
+    sdbusplus::xyz::openbmc_project::State::server::ScheduledHostTransition>;
+
+/** @class ScheduledHostTransition
+ *  @brief Scheduled host transition implementation.
+ *  @details A concrete implementation for
+ *  xyz.openbmc_project.State.ScheduledHostTransition
+ */
+class ScheduledHostTransition : public ScheduledHostTransitionInherit
+{
+  public:
+    ScheduledHostTransition(sdbusplus::bus::bus& bus, const char* objPath) :
+        ScheduledHostTransitionInherit(bus, objPath)
+    {
+    }
+
+    ~ScheduledHostTransition() = default;
+
+    /**
+     * @brief Handle with scheduled time
+     *
+     * @param[in] value - The seconds since epoch
+     * @return The time for the transition. It is the same as the input value if
+     * it is set successfully. Otherwise, it won't return value, but throw an
+     * error.
+     **/
+    uint64_t scheduledTime(uint64_t value) override;
+};
+} // namespace manager
+} // namespace state
+} // namespace phosphor
\ No newline at end of file