diff --git a/libpldm/firmware_update.c b/libpldm/firmware_update.c
index b3ab07e..05b6db9 100644
--- a/libpldm/firmware_update.c
+++ b/libpldm/firmware_update.c
@@ -1015,4 +1015,28 @@
 	}
 
 	return PLDM_SUCCESS;
+}
+
+int encode_request_firmware_data_resp(uint8_t instance_id,
+				      uint8_t completion_code,
+				      struct pldm_msg *msg,
+				      size_t payload_length)
+{
+	if (msg == NULL || !payload_length) {
+		return PLDM_ERROR_INVALID_DATA;
+	}
+
+	struct pldm_header_info header = {0};
+	header.instance = instance_id;
+	header.msg_type = PLDM_RESPONSE;
+	header.pldm_type = PLDM_FWUP;
+	header.command = PLDM_REQUEST_FIRMWARE_DATA;
+	uint8_t rc = pack_pldm_header(&header, &(msg->hdr));
+	if (rc) {
+		return rc;
+	}
+
+	msg->payload[0] = completion_code;
+
+	return PLDM_SUCCESS;
 }
\ No newline at end of file
diff --git a/libpldm/firmware_update.h b/libpldm/firmware_update.h
index ccb2b28..24f8c56 100644
--- a/libpldm/firmware_update.h
+++ b/libpldm/firmware_update.h
@@ -25,7 +25,8 @@
 	PLDM_GET_FIRMWARE_PARAMETERS = 0x02,
 	PLDM_REQUEST_UPDATE = 0x10,
 	PLDM_PASS_COMPONENT_TABLE = 0x13,
-	PLDM_UPDATE_COMPONENT = 0x14
+	PLDM_UPDATE_COMPONENT = 0x14,
+	PLDM_REQUEST_FIRMWARE_DATA = 0x15
 };
 
 /** @brief PLDM Firmware update completion codes
@@ -705,6 +706,30 @@
 int decode_request_firmware_data_req(const struct pldm_msg *msg,
 				     size_t payload_length, uint32_t *offset,
 				     uint32_t *length);
+
+/** @brief Create PLDM response message for RequestFirmwareData
+ *
+ *  The ComponentImagePortion is not encoded in the PLDM response message
+ *  by encode_request_firmware_data_resp to avoid an additional copy. Populating
+ *  ComponentImagePortion in the PLDM response message is handled by the user
+ *  of this API. The payload_length validation considers only the
+ *  CompletionCode.
+ *
+ *	@param[in] instance_id - Message's instance id
+ *	@param[in] completion_code - CompletionCode
+ *	@param[in,out] msg - Message will be written to this
+ *  @param[in] payload_length - Length of response message payload
+ *
+ *	@return pldm_completion_codes
+ *
+ *	@note  Caller is responsible for memory alloc and dealloc of param
+ *		   'msg.payload'
+ */
+int encode_request_firmware_data_resp(uint8_t instance_id,
+				      uint8_t completion_code,
+				      struct pldm_msg *msg,
+				      size_t payload_length);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/libpldm/tests/libpldm_firmware_update_test.cpp b/libpldm/tests/libpldm_firmware_update_test.cpp
index 19b515c..8aa012f 100644
--- a/libpldm/tests/libpldm_firmware_update_test.cpp
+++ b/libpldm/tests/libpldm_firmware_update_test.cpp
@@ -2032,3 +2032,51 @@
         &outLength);
     EXPECT_EQ(rc, PLDM_FWUP_INVALID_TRANSFER_LENGTH);
 }
+
+TEST(RequestFirmwareData, goodPathEncodeResponse)
+{
+    constexpr uint8_t instanceId = 3;
+    constexpr uint8_t completionCode = PLDM_SUCCESS;
+    constexpr std::array<uint8_t, hdrSize + sizeof(completionCode) +
+                                      PLDM_FWUP_BASELINE_TRANSFER_SIZE>
+        outReqFwDataResponse1{0x03, 0x05, 0x15, 0x00, 0x01, 0x02, 0x03, 0x04,
+                              0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C,
+                              0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14,
+                              0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C,
+                              0x1D, 0x1E, 0x1F, 0x20};
+    std::array<uint8_t, hdrSize + sizeof(completionCode) +
+                            PLDM_FWUP_BASELINE_TRANSFER_SIZE>
+        reqFwDataResponse1{0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04,
+                           0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C,
+                           0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14,
+                           0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C,
+                           0x1D, 0x1E, 0x1F, 0x20};
+    auto responseMsg1 = reinterpret_cast<pldm_msg*>(reqFwDataResponse1.data());
+    auto rc = encode_request_firmware_data_resp(
+        instanceId, completionCode, responseMsg1,
+        sizeof(completionCode) + PLDM_FWUP_BASELINE_TRANSFER_SIZE);
+    EXPECT_EQ(rc, PLDM_SUCCESS);
+    EXPECT_EQ(reqFwDataResponse1, outReqFwDataResponse1);
+
+    constexpr std::array<uint8_t, hdrSize + sizeof(completionCode)>
+        outReqFwDataResponse2{0x03, 0x05, 0x15, 0x82};
+    std::array<uint8_t, hdrSize + sizeof(completionCode)> reqFwDataResponse2{
+        0x00, 0x00, 0x00, 0x00};
+    auto responseMsg2 = reinterpret_cast<pldm_msg*>(reqFwDataResponse2.data());
+    rc = encode_request_firmware_data_resp(
+        instanceId, PLDM_FWUP_DATA_OUT_OF_RANGE, responseMsg2,
+        sizeof(completionCode));
+    EXPECT_EQ(rc, PLDM_SUCCESS);
+    EXPECT_EQ(reqFwDataResponse2, outReqFwDataResponse2);
+}
+
+TEST(RequestFirmwareData, errorPathEncodeResponse)
+{
+    std::array<uint8_t, hdrSize> reqFwDataResponse{0x00, 0x00, 0x00};
+    auto responseMsg = reinterpret_cast<pldm_msg*>(reqFwDataResponse.data());
+    auto rc = encode_request_firmware_data_resp(0, PLDM_SUCCESS, nullptr, 0);
+    EXPECT_EQ(rc, PLDM_ERROR_INVALID_DATA);
+
+    rc = encode_request_firmware_data_resp(0, PLDM_SUCCESS, responseMsg, 0);
+    EXPECT_EQ(rc, PLDM_ERROR_INVALID_DATA);
+}