diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h
index a2a301f00..0f7d100df 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h
@@ -54,11 +54,6 @@
 #define portDONT_DISCARD                 __root
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-/*-----------------------------------------------------------*/
-
 /* ARMv8-M common port configurations. */
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h
index f0d5f2b9c..0f7d100df 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h
@@ -58,16 +58,11 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-
 #ifndef configENABLE_MVE
     #define configENABLE_MVE    0
 #elif( configENABLE_MVE != 0 )
     #error configENABLE_MVE must be left undefined, or defined to 0 for the Cortex-M33.
 #endif
-
 /*-----------------------------------------------------------*/
 
 /**
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM35P/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM35P/portmacro.h
index 633da3a6d..0ad1009b6 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM35P/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM35P/portmacro.h
@@ -58,10 +58,6 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-
 #ifndef configENABLE_MVE
     #define configENABLE_MVE    0
 #elif( configENABLE_MVE != 0 )
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM55/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM55/portmacro.h
index 95b179413..597af66fa 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM55/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM55/portmacro.h
@@ -63,11 +63,6 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-/*-----------------------------------------------------------*/
-
 /**
  * @brief Critical section management.
  */
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM85/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM85/portmacro.h
index efde68dc2..ff5c9895d 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM85/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM85/portmacro.h
@@ -63,11 +63,6 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-/*-----------------------------------------------------------*/
-
 /**
  * @brief Critical section management.
  */
diff --git a/portable/IAR/ARM_CM33/non_secure/portmacro.h b/portable/IAR/ARM_CM33/non_secure/portmacro.h
index a2a301f00..0f7d100df 100644
--- a/portable/IAR/ARM_CM33/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM33/non_secure/portmacro.h
@@ -54,11 +54,6 @@
 #define portDONT_DISCARD                 __root
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-/*-----------------------------------------------------------*/
-
 /* ARMv8-M common port configurations. */
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h
index f0d5f2b9c..0f7d100df 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h
@@ -58,16 +58,11 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-
 #ifndef configENABLE_MVE
     #define configENABLE_MVE    0
 #elif( configENABLE_MVE != 0 )
     #error configENABLE_MVE must be left undefined, or defined to 0 for the Cortex-M33.
 #endif
-
 /*-----------------------------------------------------------*/
 
 /**
diff --git a/portable/IAR/ARM_CM35P/non_secure/portmacro.h b/portable/IAR/ARM_CM35P/non_secure/portmacro.h
index 633da3a6d..0ad1009b6 100644
--- a/portable/IAR/ARM_CM35P/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM35P/non_secure/portmacro.h
@@ -58,10 +58,6 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-
 #ifndef configENABLE_MVE
     #define configENABLE_MVE    0
 #elif( configENABLE_MVE != 0 )
diff --git a/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacro.h
index 633da3a6d..0ad1009b6 100644
--- a/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacro.h
@@ -58,10 +58,6 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-
 #ifndef configENABLE_MVE
     #define configENABLE_MVE    0
 #elif( configENABLE_MVE != 0 )
diff --git a/portable/IAR/ARM_CM55/non_secure/portmacro.h b/portable/IAR/ARM_CM55/non_secure/portmacro.h
index 95b179413..597af66fa 100644
--- a/portable/IAR/ARM_CM55/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM55/non_secure/portmacro.h
@@ -63,11 +63,6 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-/*-----------------------------------------------------------*/
-
 /**
  * @brief Critical section management.
  */
diff --git a/portable/IAR/ARM_CM55_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM55_NTZ/non_secure/portmacro.h
index 95b179413..597af66fa 100644
--- a/portable/IAR/ARM_CM55_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM55_NTZ/non_secure/portmacro.h
@@ -63,11 +63,6 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-/*-----------------------------------------------------------*/
-
 /**
  * @brief Critical section management.
  */
diff --git a/portable/IAR/ARM_CM85/non_secure/portmacro.h b/portable/IAR/ARM_CM85/non_secure/portmacro.h
index efde68dc2..ff5c9895d 100644
--- a/portable/IAR/ARM_CM85/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM85/non_secure/portmacro.h
@@ -63,11 +63,6 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-/*-----------------------------------------------------------*/
-
 /**
  * @brief Critical section management.
  */
diff --git a/portable/IAR/ARM_CM85_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM85_NTZ/non_secure/portmacro.h
index efde68dc2..ff5c9895d 100644
--- a/portable/IAR/ARM_CM85_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM85_NTZ/non_secure/portmacro.h
@@ -63,11 +63,6 @@
 #include "portmacrocommon.h"
 /*-----------------------------------------------------------*/
 
-#if ( configTOTAL_MPU_REGIONS == 16 )
-    #error 16 MPU regions are not yet supported for this port.
-#endif
-/*-----------------------------------------------------------*/
-
 /**
  * @brief Critical section management.
  */