diff --git a/bm_instance.hpp b/bm_instance.hpp
new file mode 100644
index 0000000..9852a78
--- /dev/null
+++ b/bm_instance.hpp
@@ -0,0 +1,35 @@
+// Copyright 2024 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#pragma once
+
+#include "handler.hpp"
+
+#include <span>
+
+namespace google
+{
+namespace ipmi
+{
+
+struct BMInstancePropertyReply
+{
+    uint8_t bmInstancePropertyLength;
+} __attribute__((packed));
+
+Resp getBMInstanceProperty(std::span<const uint8_t> data,
+                           HandlerInterface* handler);
+
+} // namespace ipmi
+} // namespace google