diff --git a/libpldm/firmware_update.c b/libpldm/firmware_update.c
index 3b881e5..b3ab07e 100644
--- a/libpldm/firmware_update.c
+++ b/libpldm/firmware_update.c
@@ -993,4 +993,26 @@
 	*time_before_req_fw_data = le16toh(response->time_before_req_fw_data);
 
 	return PLDM_SUCCESS;
+}
+
+int decode_request_firmware_data_req(const struct pldm_msg *msg,
+				     size_t payload_length, uint32_t *offset,
+				     uint32_t *length)
+{
+	if (msg == NULL || offset == NULL || length == NULL) {
+		return PLDM_ERROR_INVALID_DATA;
+	}
+	if (payload_length != sizeof(struct pldm_request_firmware_data_req)) {
+		return PLDM_ERROR_INVALID_LENGTH;
+	}
+	struct pldm_request_firmware_data_req *request =
+	    (struct pldm_request_firmware_data_req *)msg->payload;
+	*offset = le32toh(request->offset);
+	*length = le32toh(request->length);
+
+	if (*length < PLDM_FWUP_BASELINE_TRANSFER_SIZE) {
+		return PLDM_FWUP_INVALID_TRANSFER_LENGTH;
+	}
+
+	return PLDM_SUCCESS;
 }
\ No newline at end of file
diff --git a/libpldm/firmware_update.h b/libpldm/firmware_update.h
index e213ea0..ccb2b28 100644
--- a/libpldm/firmware_update.h
+++ b/libpldm/firmware_update.h
@@ -366,6 +366,15 @@
 	uint16_t time_before_req_fw_data;
 } __attribute__((packed));
 
+/** @struct pldm_request_firmware_data_req
+ *
+ *  Structure representing RequestFirmwareData request.
+ */
+struct pldm_request_firmware_data_req {
+	uint32_t offset;
+	uint32_t length;
+} __attribute__((packed));
+
 /** @brief Decode the PLDM package header information
  *
  *  @param[in] data - pointer to package header information
@@ -682,6 +691,20 @@
 				 uint8_t *comp_compatability_resp_code,
 				 bitfield32_t *update_option_flags_enabled,
 				 uint16_t *time_before_req_fw_data);
+
+/** @brief Decode RequestFirmwareData request message
+ *
+ *	@param[in] msg - Request message
+ *	@param[in] payload_length - Length of request message payload
+ *	@param[out] offset - Pointer to hold offset
+ *	@param[out] length - Pointer to hold the size of the component image
+ *                       segment requested by the FD/FDP
+ *
+ *	@return pldm_completion_codes
+ */
+int decode_request_firmware_data_req(const struct pldm_msg *msg,
+				     size_t payload_length, uint32_t *offset,
+				     uint32_t *length);
 #ifdef __cplusplus
 }
 #endif
diff --git a/libpldm/tests/libpldm_firmware_update_test.cpp b/libpldm/tests/libpldm_firmware_update_test.cpp
index cc2d0f0..19b515c 100644
--- a/libpldm/tests/libpldm_firmware_update_test.cpp
+++ b/libpldm/tests/libpldm_firmware_update_test.cpp
@@ -1975,3 +1975,60 @@
         &updateOptionFlagsEnabled, &timeBeforeReqFWData);
     EXPECT_EQ(rc, PLDM_ERROR_INVALID_DATA);
 }
+
+TEST(RequestFirmwareData, goodPathDecodeRequest)
+{
+    constexpr uint32_t offset = 300;
+    constexpr uint32_t length = 255;
+    constexpr std::array<uint8_t,
+                         hdrSize + sizeof(pldm_request_firmware_data_req)>
+        reqFWDataReq{0x00, 0x00, 0x00, 0x2C, 0x01, 0x00,
+                     0x00, 0xFF, 0x00, 0x00, 0x00};
+    auto requestMsg = reinterpret_cast<const pldm_msg*>(reqFWDataReq.data());
+
+    uint32_t outOffset = 0;
+    uint32_t outLength = 0;
+    auto rc = decode_request_firmware_data_req(
+        requestMsg, sizeof(pldm_request_firmware_data_req), &outOffset,
+        &outLength);
+
+    EXPECT_EQ(rc, PLDM_SUCCESS);
+    EXPECT_EQ(outOffset, offset);
+    EXPECT_EQ(outLength, length);
+}
+
+TEST(RequestFirmwareData, errorPathDecodeRequest)
+{
+    constexpr std::array<uint8_t,
+                         hdrSize + sizeof(pldm_request_firmware_data_req)>
+        reqFWDataReq{0x00, 0x00, 0x00, 0x2C, 0x01, 0x00,
+                     0x00, 0x1F, 0x00, 0x00, 0x00};
+    auto requestMsg = reinterpret_cast<const pldm_msg*>(reqFWDataReq.data());
+
+    uint32_t outOffset = 0;
+    uint32_t outLength = 0;
+    auto rc = decode_request_firmware_data_req(
+        nullptr, sizeof(pldm_request_firmware_data_req), &outOffset,
+        &outLength);
+    EXPECT_EQ(rc, PLDM_ERROR_INVALID_DATA);
+
+    rc = decode_request_firmware_data_req(
+        requestMsg, sizeof(pldm_request_firmware_data_req), nullptr,
+        &outLength);
+    EXPECT_EQ(rc, PLDM_ERROR_INVALID_DATA);
+
+    rc = decode_request_firmware_data_req(
+        requestMsg, sizeof(pldm_request_firmware_data_req), &outOffset,
+        nullptr);
+    EXPECT_EQ(rc, PLDM_ERROR_INVALID_DATA);
+
+    rc = decode_request_firmware_data_req(
+        requestMsg, sizeof(pldm_request_firmware_data_req) - 1, &outOffset,
+        &outLength);
+    EXPECT_EQ(rc, PLDM_ERROR_INVALID_LENGTH);
+
+    rc = decode_request_firmware_data_req(
+        requestMsg, sizeof(pldm_request_firmware_data_req), &outOffset,
+        &outLength);
+    EXPECT_EQ(rc, PLDM_FWUP_INVALID_TRANSFER_LENGTH);
+}