diff --git a/BaseTools/Source/C/Common/CommonLib.c b/BaseTools/Source/C/Common/CommonLib.c
index 42dfa82162..5c40fdb5fd 100644
--- a/BaseTools/Source/C/Common/CommonLib.c
+++ b/BaseTools/Source/C/Common/CommonLib.c
@@ -1236,7 +1236,6 @@ InternalAllocateCopyPool (
   VOID  *Memory;
 
   ASSERT (Buffer != NULL);
-  ASSERT (AllocationSize <= (MAX_ADDRESS - (UINTN) Buffer + 1));
 
   Memory = malloc (AllocationSize);
   if (Memory != NULL) {
diff --git a/BaseTools/Source/C/Include/AArch64/ProcessorBind.h b/BaseTools/Source/C/Include/AArch64/ProcessorBind.h
index e7e9d83198..f956cab453 100644
--- a/BaseTools/Source/C/Include/AArch64/ProcessorBind.h
+++ b/BaseTools/Source/C/Include/AArch64/ProcessorBind.h
@@ -90,11 +90,6 @@ typedef INT64   INTN;
 ///
 #define MAX_2_BITS   0xC000000000000000
 
-///
-/// Maximum legal AARCH64  address
-///
-#define MAX_ADDRESS  0xFFFFFFFFFFFFFFFF
-
 ///
 /// The stack alignment required for AARCH64
 ///
diff --git a/BaseTools/Source/C/Include/Arm/ProcessorBind.h b/BaseTools/Source/C/Include/Arm/ProcessorBind.h
index be4aac9766..856d2bd9ef 100644
--- a/BaseTools/Source/C/Include/Arm/ProcessorBind.h
+++ b/BaseTools/Source/C/Include/Arm/ProcessorBind.h
@@ -88,11 +88,6 @@ typedef INT32   INTN;
 ///
 #define MAX_2_BITS   0xC0000000
 
-///
-/// Maximum legal ARM address
-///
-#define MAX_ADDRESS  0xFFFFFFFF
-
 ///
 /// The stack alignment required for ARM
 ///
diff --git a/BaseTools/Source/C/Include/Common/UefiBaseTypes.h b/BaseTools/Source/C/Include/Common/UefiBaseTypes.h
index aa1aef3ce6..696ac15e4c 100644
--- a/BaseTools/Source/C/Include/Common/UefiBaseTypes.h
+++ b/BaseTools/Source/C/Include/Common/UefiBaseTypes.h
@@ -170,6 +170,5 @@ typedef union {
 
 
 #define EFI_MAX_BIT               MAX_BIT
-#define EFI_MAX_ADDRESS           MAX_ADDRESS
 
 #endif
diff --git a/BaseTools/Source/C/Include/Ia32/ProcessorBind.h b/BaseTools/Source/C/Include/Ia32/ProcessorBind.h
index 4719b53d37..96ac691df0 100644
--- a/BaseTools/Source/C/Include/Ia32/ProcessorBind.h
+++ b/BaseTools/Source/C/Include/Ia32/ProcessorBind.h
@@ -131,11 +131,6 @@ typedef INT32   INTN;
 #define MAX_BIT     0x80000000
 #define MAX_2_BITS  0xC0000000
 
-//
-// Maximum legal IA-32 address
-//
-#define MAX_ADDRESS   0xFFFFFFFF
-
 //
 // Modifier to ensure that all protocol member functions and EFI intrinsics
 // use the correct C calling convention. All protocol member functions and
diff --git a/BaseTools/Source/C/Include/X64/ProcessorBind.h b/BaseTools/Source/C/Include/X64/ProcessorBind.h
index c625f8cef4..9877385083 100644
--- a/BaseTools/Source/C/Include/X64/ProcessorBind.h
+++ b/BaseTools/Source/C/Include/X64/ProcessorBind.h
@@ -150,11 +150,6 @@ typedef INT64   INTN;
 #define MAX_BIT     0x8000000000000000ULL
 #define MAX_2_BITS  0xC000000000000000ULL
 
-//
-// Maximum legal Itanium-based address
-//
-#define MAX_ADDRESS   0xFFFFFFFFFFFFFFFFULL
-
 //
 // Modifier to ensure that all protocol member functions and EFI intrinsics
 // use the correct C calling convention. All protocol member functions and