diff --git a/oem/ibm/libpldm/platform_oem_ibm.c b/oem/ibm/libpldm/platform_oem_ibm.c
new file mode 100644
index 0000000..1cf7e86
--- /dev/null
+++ b/oem/ibm/libpldm/platform_oem_ibm.c
@@ -0,0 +1,52 @@
+#include "platform_oem_ibm.h"
+#include "platform.h"
+#include <string.h>
+
+int encode_bios_attribute_update_event_req(uint8_t instance_id,
+					   uint8_t format_version, uint8_t tid,
+					   uint8_t num_handles,
+					   const uint8_t *list_of_handles,
+					   size_t payload_length,
+					   struct pldm_msg *msg)
+{
+	struct pldm_header_info header = {0};
+	int rc = PLDM_SUCCESS;
+
+	header.msg_type = PLDM_REQUEST;
+	header.instance = instance_id;
+	header.pldm_type = PLDM_PLATFORM;
+	header.command = PLDM_PLATFORM_EVENT_MESSAGE;
+
+	if (format_version != 1) {
+		return PLDM_ERROR_INVALID_DATA;
+	}
+
+	if (msg == NULL || list_of_handles == NULL) {
+		return PLDM_ERROR_INVALID_DATA;
+	}
+
+	if (num_handles == 0) {
+		return PLDM_ERROR_INVALID_DATA;
+	}
+
+	if (payload_length !=
+	    (PLDM_PLATFORM_EVENT_MESSAGE_MIN_REQ_BYTES + sizeof(num_handles) +
+	     (num_handles * sizeof(uint16_t)))) {
+		return PLDM_ERROR_INVALID_LENGTH;
+	}
+
+	if ((rc = pack_pldm_header(&header, &(msg->hdr))) > PLDM_SUCCESS) {
+		return rc;
+	}
+
+	struct pldm_bios_attribute_update_event_req *request =
+	    (struct pldm_bios_attribute_update_event_req *)msg->payload;
+	request->format_version = format_version;
+	request->tid = tid;
+	request->event_class = PLDM_EVENT_TYPE_OEM_EVENT_BIOS_ATTRIBUTE_UPDATE;
+	request->num_handles = num_handles;
+	memcpy(request->bios_attribute_handles, list_of_handles,
+	       num_handles * sizeof(uint16_t));
+
+	return PLDM_SUCCESS;
+}
\ No newline at end of file
diff --git a/oem/ibm/libpldm/platform_oem_ibm.h b/oem/ibm/libpldm/platform_oem_ibm.h
new file mode 100644
index 0000000..7d918e7
--- /dev/null
+++ b/oem/ibm/libpldm/platform_oem_ibm.h
@@ -0,0 +1,56 @@
+#ifndef PLATFORM_OEM_IBM_H
+#define PLATFORM_OEM_IBM_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "base.h"
+#include <stddef.h>
+#include <stdint.h>
+
+enum pldm_event_types_ibm_oem {
+	PLDM_EVENT_TYPE_OEM_EVENT_BIOS_ATTRIBUTE_UPDATE = 0xF0,
+};
+
+/** @struct pldm_bios_attribute_update_event_req
+ *
+ * 	Structure representing PlatformEventMessage command request data for OEM
+ *  event type BIOS attribute update.
+ */
+struct pldm_bios_attribute_update_event_req {
+	uint8_t format_version;
+	uint8_t tid;
+	uint8_t event_class;
+	uint8_t num_handles;
+	uint8_t bios_attribute_handles[1];
+} __attribute__((packed));
+
+/** @brief Encode PlatformEventMessage request data for BIOS attribute update
+ *
+ *  @param[in] instance_id - Message's instance id
+ *  @param[in] format_version - Version of the event format
+ *  @param[in] tid - Terminus ID for the terminus that originated the event
+ *                   message
+ *  @param[in] num_handles - Number of BIOS handles with an update
+ *  @param[in] list_of_handles - Pointer to the list of BIOS attribute handles
+ *  @param[in] payload_length - Length of request message payload
+ *  @param[out] msg - Message will be written to this
+ *
+ *  @return pldm_completion_codes
+ *
+ *  @note  Caller is responsible for memory alloc and dealloc of param
+ *         'msg.payload'
+ */
+int encode_bios_attribute_update_event_req(uint8_t instance_id,
+					   uint8_t format_version, uint8_t tid,
+					   uint8_t num_handles,
+					   const uint8_t *list_of_handles,
+					   size_t payload_length,
+					   struct pldm_msg *msg);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PLATFORM_OEM_IBM_H */
\ No newline at end of file
diff --git a/oem/ibm/libpldmresponder/platform_oem_ibm.cpp b/oem/ibm/libpldmresponder/platform_oem_ibm.cpp
new file mode 100644
index 0000000..3292004
--- /dev/null
+++ b/oem/ibm/libpldmresponder/platform_oem_ibm.cpp
@@ -0,0 +1,124 @@
+#include "platform_oem_ibm.hpp"
+
+#include "libpldm/platform_oem_ibm.h"
+#include "libpldm/requester/pldm.h"
+
+#include "common/utils.hpp"
+#include "libpldmresponder/pdr.hpp"
+
+#include <iostream>
+
+namespace pldm
+{
+namespace responder
+{
+namespace platform
+{
+
+int sendBiosAttributeUpdateEvent(int fd, uint8_t eid,
+                                 dbus_api::Requester* requester,
+                                 const std::vector<uint16_t>& handles)
+{
+    constexpr auto osStatePath = "/xyz/openbmc_project/state/host0";
+    constexpr auto osStateInterface =
+        "xyz.openbmc_project.State.OperatingSystem.Status";
+    constexpr auto osStateProperty = "OperatingSystemState";
+
+    try
+    {
+        auto propVal = pldm::utils::DBusHandler().getDbusPropertyVariant(
+            osStatePath, osStateProperty, osStateInterface);
+        const auto& currHostState = std::get<std::string>(propVal);
+        if ((currHostState != "xyz.openbmc_project.State.OperatingSystem."
+                              "Status.OSStatus.Standby") &&
+            (currHostState != "xyz.openbmc_project.State.OperatingSystem."
+                              "Status.OSStatus.BootComplete"))
+        {
+            return PLDM_SUCCESS;
+        }
+    }
+    catch (const sdbusplus::exception::SdBusError& e)
+    {
+        std::cerr << "Error in getting current host state, continue ... \n";
+    }
+
+    auto instanceId = requester->getInstanceId(eid);
+
+    std::vector<uint8_t> requestMsg(
+        sizeof(pldm_msg_hdr) + sizeof(pldm_bios_attribute_update_event_req) -
+            1 + (handles.size() * sizeof(uint16_t)),
+        0);
+
+    auto request = reinterpret_cast<pldm_msg*>(requestMsg.data());
+
+    auto rc = encode_bios_attribute_update_event_req(
+        instanceId, PLDM_PLATFORM_EVENT_MESSAGE_FORMAT_VERSION,
+        pldm::responder::pdr::BmcMctpEid, handles.size(),
+        reinterpret_cast<const uint8_t*>(handles.data()),
+        requestMsg.size() - sizeof(pldm_msg_hdr), request);
+    if (rc != PLDM_SUCCESS)
+    {
+        std::cerr << "Message encode failure 1. PLDM error code = " << std::hex
+                  << std::showbase << rc << "\n";
+        requester->markFree(eid, instanceId);
+        return rc;
+    }
+
+    if (requestMsg.size())
+    {
+        std::ostringstream tempStream;
+        for (int byte : requestMsg)
+        {
+            tempStream << std::setfill('0') << std::setw(2) << std::hex << byte
+                       << " ";
+        }
+        std::cout << tempStream.str() << std::endl;
+    }
+
+    uint8_t* responseMsg = nullptr;
+    size_t responseMsgSize{};
+
+    rc = pldm_send_recv(eid, fd, requestMsg.data(), requestMsg.size(),
+                        &responseMsg, &responseMsgSize);
+    std::unique_ptr<uint8_t, decltype(std::free)*> responseMsgPtr{responseMsg,
+                                                                  std::free};
+    requester->markFree(eid, instanceId);
+
+    if (rc != PLDM_REQUESTER_SUCCESS)
+    {
+        std::cerr << "Failed to send BIOS attribute update event. RC = " << rc
+                  << ", errno = " << errno << "\n";
+        pldm::utils::reportError(
+            "xyz.openbmc_project.bmc.pldm.InternalFailure");
+        return rc;
+    }
+
+    auto responsePtr = reinterpret_cast<struct pldm_msg*>(responseMsgPtr.get());
+    uint8_t completionCode{};
+    uint8_t status{};
+    rc = decode_platform_event_message_resp(
+        responsePtr, responseMsgSize - sizeof(pldm_msg_hdr), &completionCode,
+        &status);
+    if (rc != PLDM_SUCCESS)
+    {
+        std::cerr << "Failed to decode PlatformEventMessage response, rc = "
+                  << rc << "\n";
+        return rc;
+    }
+
+    if (completionCode != PLDM_SUCCESS)
+    {
+        std::cerr << "Failed to send the BIOS attribute update event, rc = "
+                  << (uint32_t)completionCode << "\n";
+        pldm::utils::reportError(
+            "xyz.openbmc_project.bmc.pldm.InternalFailure");
+    }
+
+    return completionCode;
+}
+
+} // namespace platform
+
+} // namespace responder
+
+} // namespace pldm
\ No newline at end of file
diff --git a/oem/ibm/libpldmresponder/platform_oem_ibm.hpp b/oem/ibm/libpldmresponder/platform_oem_ibm.hpp
new file mode 100644
index 0000000..639f1d5
--- /dev/null
+++ b/oem/ibm/libpldmresponder/platform_oem_ibm.hpp
@@ -0,0 +1,34 @@
+#pragma once
+
+#include "pldmd/dbus_impl_requester.hpp"
+
+#include <vector>
+
+namespace pldm
+{
+namespace responder
+{
+namespace platform
+{
+
+/** @brief To send BIOS attribute update event
+ *
+ *  When the attribute value changes for any BIOS attribute, then
+ *  PlatformEventMessage command with OEM event type
+ *  PLDM_EVENT_TYPE_OEM_EVENT_BIOS_ATTRIBUTE_UPDATE is send to host with the
+ *  list of BIOS attribute handles.
+ *
+ *  @param[in] fd - socket descriptor to communicate to host
+ *  @param[in] eid - MCTP EID of host firmware
+ *  @param[in] requester - pointer to Requester object
+ *  @param[in] handles - List of BIOS attribute handles
+ */
+int sendBiosAttributeUpdateEvent(int fd, uint8_t eid,
+                                 dbus_api::Requester* requester,
+                                 const std::vector<uint16_t>& handles);
+
+} // namespace platform
+
+} // namespace responder
+
+} // namespace pldm