diff --git a/MdePkg/Include/IndustryStandard/Udf.h b/MdePkg/Include/IndustryStandard/Udf.h
deleted file mode 100644
index 5806560aee..0000000000
--- a/MdePkg/Include/IndustryStandard/Udf.h
+++ /dev/null
@@ -1,147 +0,0 @@
-/** @file
-  OSTA Universal Disk Format (UDF) definitions.
-
-  Copyright (C) 2014-2017 Paulo Alcantara <pcacjr@zytor.com>
-
-  This program and the accompanying materials are licensed and made available
-  under the terms and conditions of the BSD License which accompanies this
-  distribution.  The full text of the license may be found at
-  http://opensource.org/licenses/bsd-license.php
-
-  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
-  WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#ifndef __UDF_H__
-#define __UDF_H__
-
-#define UDF_BEA_IDENTIFIER   "BEA01"
-#define UDF_NSR2_IDENTIFIER  "NSR02"
-#define UDF_NSR3_IDENTIFIER  "NSR03"
-#define UDF_TEA_IDENTIFIER   "TEA01"
-
-#define UDF_LOGICAL_SECTOR_SHIFT  11
-#define UDF_LOGICAL_SECTOR_SIZE   ((UINT64)(1ULL << UDF_LOGICAL_SECTOR_SHIFT))
-#define UDF_VRS_START_OFFSET      ((UINT64)(16ULL << UDF_LOGICAL_SECTOR_SHIFT))
-
-typedef enum {
-  UdfPrimaryVolumeDescriptor = 1,
-  UdfAnchorVolumeDescriptorPointer = 2,
-  UdfVolumeDescriptorPointer = 3,
-  UdfImplemenationUseVolumeDescriptor = 4,
-  UdfPartitionDescriptor = 5,
-  UdfLogicalVolumeDescriptor = 6,
-  UdfUnallocatedSpaceDescriptor = 7,
-  UdfTerminatingDescriptor = 8,
-  UdfLogicalVolumeIntegrityDescriptor = 9,
-  UdfFileSetDescriptor = 256,
-  UdfFileIdentifierDescriptor = 257,
-  UdfAllocationExtentDescriptor = 258,
-  UdfFileEntry = 261,
-  UdfExtendedFileEntry = 266,
-} UDF_VOLUME_DESCRIPTOR_ID;
-
-#pragma pack(1)
-
-typedef struct {
-  UINT16  TagIdentifier;
-  UINT16  DescriptorVersion;
-  UINT8   TagChecksum;
-  UINT8   Reserved;
-  UINT16  TagSerialNumber;
-  UINT16  DescriptorCRC;
-  UINT16  DescriptorCRCLength;
-  UINT32  TagLocation;
-} UDF_DESCRIPTOR_TAG;
-
-typedef struct {
-  UINT32  ExtentLength;
-  UINT32  ExtentLocation;
-} UDF_EXTENT_AD;
-
-typedef struct {
-  UINT8           CharacterSetType;
-  UINT8           CharacterSetInfo[63];
-} UDF_CHAR_SPEC;
-
-typedef struct {
-  UINT8           Flags;
-  UINT8           Identifier[23];
-  union {
-    //
-    // Domain Entity Identifier
-    //
-    struct {
-      UINT16      UdfRevision;
-      UINT8       DomainFlags;
-      UINT8       Reserved[5];
-    } Domain;
-    //
-    // UDF Entity Identifier
-    //
-    struct {
-      UINT16      UdfRevision;
-      UINT8       OSClass;
-      UINT8       OSIdentifier;
-      UINT8       Reserved[4];
-    } Entity;
-    //
-    // Implementation Entity Identifier
-    //
-    struct {
-      UINT8       OSClass;
-      UINT8       OSIdentifier;
-      UINT8       ImplementationUseArea[6];
-    } ImplementationEntity;
-    //
-    // Application Entity Identifier
-    //
-    struct {
-      UINT8       ApplicationUseArea[8];
-    } ApplicationEntity;
-    //
-    // Raw Identifier Suffix
-    //
-    struct {
-      UINT8       Data[8];
-    } Raw;
-  } Suffix;
-} UDF_ENTITY_ID;
-
-typedef struct {
-  UINT32        LogicalBlockNumber;
-  UINT16        PartitionReferenceNumber;
-} UDF_LB_ADDR;
-
-typedef struct {
-  UINT32                           ExtentLength;
-  UDF_LB_ADDR                      ExtentLocation;
-  UINT8                            ImplementationUse[6];
-} UDF_LONG_ALLOCATION_DESCRIPTOR;
-
-typedef struct {
-  UDF_DESCRIPTOR_TAG  DescriptorTag;
-  UDF_EXTENT_AD       MainVolumeDescriptorSequenceExtent;
-  UDF_EXTENT_AD       ReserveVolumeDescriptorSequenceExtent;
-  UINT8               Reserved[480];
-} UDF_ANCHOR_VOLUME_DESCRIPTOR_POINTER;
-
-typedef struct {
-  UDF_DESCRIPTOR_TAG              DescriptorTag;
-  UINT32                          VolumeDescriptorSequenceNumber;
-  UDF_CHAR_SPEC                   DescriptorCharacterSet;
-  UINT8                           LogicalVolumeIdentifier[128];
-  UINT32                          LogicalBlockSize;
-  UDF_ENTITY_ID                   DomainIdentifier;
-  UDF_LONG_ALLOCATION_DESCRIPTOR  LogicalVolumeContentsUse;
-  UINT32                          MapTableLength;
-  UINT32                          NumberOfPartitionMaps;
-  UDF_ENTITY_ID                   ImplementationIdentifier;
-  UINT8                           ImplementationUse[128];
-  UDF_EXTENT_AD                   IntegritySequenceExtent;
-  UINT8                           PartitionMaps[6];
-} UDF_LOGICAL_VOLUME_DESCRIPTOR;
-
-#pragma pack()
-
-#endif