diff --git a/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/CompilerHelpers/ThrowHelpers.cs b/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/CompilerHelpers/ThrowHelpers.cs
index d17c50873c7d..6b8dc76ca9e9 100644
--- a/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/CompilerHelpers/ThrowHelpers.cs
+++ b/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/CompilerHelpers/ThrowHelpers.cs
@@ -108,6 +108,11 @@ public static void ThrowInvalidProgramExceptionWithArgument(ExceptionStringID id
             throw TypeLoaderExceptionHelper.CreateInvalidProgramException(id, methodName);
         }
 
+        public static void ThrowMarshalDirectiveException(ExceptionStringID id)
+        {
+            throw TypeLoaderExceptionHelper.CreateMarshalDirectiveException(id);
+        }
+
         public static void ThrowArgumentException()
         {
             throw new ArgumentException();
diff --git a/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/TypeLoaderExceptionHelper.cs b/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/TypeLoaderExceptionHelper.cs
index e33d5818a6f7..66b064e966f3 100644
--- a/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/TypeLoaderExceptionHelper.cs
+++ b/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/TypeLoaderExceptionHelper.cs
@@ -2,6 +2,7 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
+using System.Runtime.InteropServices;
 
 using Internal.TypeSystem;
 
@@ -57,6 +58,11 @@ public static Exception CreateInvalidProgramException(ExceptionStringID id, stri
             throw new InvalidProgramException(SR.Format(GetFormatString(id), methodName));
         }
 
+        public static Exception CreateMarshalDirectiveException(ExceptionStringID id)
+        {
+            throw new MarshalDirectiveException(GetFormatString(id));
+        }
+
         // TODO: move to a place where we can share this with the compiler
         private static string GetFormatString(ExceptionStringID id)
         {
@@ -92,6 +98,10 @@ private static string GetFormatString(ExceptionStringID id)
                     return SR.IO_FileNotFound_FileName;
                 case ExceptionStringID.BadImageFormatGeneric:
                     return SR.Arg_BadImageFormatException;
+                case ExceptionStringID.MarshalDirectiveGeneric:
+                    return SR.Arg_BadImageFormatException;
+                case ExceptionStringID.MarshalDirectiveInvalidSizeParamIndex:
+                    return SR.Arg_BadImageFormatException;
                 default:
                     Debug.Assert(false);
                     return "";
diff --git a/src/coreclr/tools/Common/TypeSystem/Common/ExceptionStringID.cs b/src/coreclr/tools/Common/TypeSystem/Common/ExceptionStringID.cs
index dd38a715c5fe..be4d8d340a98 100644
--- a/src/coreclr/tools/Common/TypeSystem/Common/ExceptionStringID.cs
+++ b/src/coreclr/tools/Common/TypeSystem/Common/ExceptionStringID.cs
@@ -41,5 +41,9 @@ public enum ExceptionStringID
         // BadImageFormatException
         BadImageFormatGeneric,
         BadImageFormatSpecific,
+
+        // MarshalDirectiveException
+        MarshalDirectiveGeneric,
+        MarshalDirectiveInvalidSizeParamIndex,
     }
 }
diff --git a/src/coreclr/tools/Common/TypeSystem/Common/ThrowHelper.cs b/src/coreclr/tools/Common/TypeSystem/Common/ThrowHelper.cs
index 90c02f6ad3aa..401e0c6aa862 100644
--- a/src/coreclr/tools/Common/TypeSystem/Common/ThrowHelper.cs
+++ b/src/coreclr/tools/Common/TypeSystem/Common/ThrowHelper.cs
@@ -65,6 +65,12 @@ public static void ThrowBadImageFormatException(string message)
             throw new TypeSystemException.BadImageFormatException(message);
         }
 
+        [System.Diagnostics.DebuggerHidden]
+        public static void ThrowMarshalDirectiveException(ExceptionStringID id)
+        {
+            throw new TypeSystemException.MarshalDirectiveException(id);
+        }
+
         private static partial class Format
         {
             public static string OwningModule(TypeDesc type)
diff --git a/src/coreclr/tools/Common/TypeSystem/Common/TypeSystemException.cs b/src/coreclr/tools/Common/TypeSystem/Common/TypeSystemException.cs
index 598f0f602748..39015e807d94 100644
--- a/src/coreclr/tools/Common/TypeSystem/Common/TypeSystemException.cs
+++ b/src/coreclr/tools/Common/TypeSystem/Common/TypeSystemException.cs
@@ -162,5 +162,13 @@ internal BadImageFormatException(string reason)
 
             }
         }
+
+        public class MarshalDirectiveException : TypeSystemException
+        {
+            internal MarshalDirectiveException(ExceptionStringID id)
+                : base(id)
+            {
+            }
+        }
     }
 }
diff --git a/src/coreclr/tools/Common/TypeSystem/IL/Stubs/PInvokeILEmitter.cs b/src/coreclr/tools/Common/TypeSystem/IL/Stubs/PInvokeILEmitter.cs
index ee809d15c418..97a31d9dd7b7 100644
--- a/src/coreclr/tools/Common/TypeSystem/IL/Stubs/PInvokeILEmitter.cs
+++ b/src/coreclr/tools/Common/TypeSystem/IL/Stubs/PInvokeILEmitter.cs
@@ -412,11 +412,6 @@ public static MethodIL EmitIL(MethodDesc method,
                 Debug.Assert(!String.IsNullOrEmpty(ex.Message));
                 return MarshalHelpers.EmitExceptionBody(ex.Message, method);
             }
-            catch (System.Runtime.InteropServices.MarshalDirectiveException ex)
-            {
-                Debug.Assert(!String.IsNullOrEmpty(ex.Message));
-                return MarshalHelpers.EmitExceptionBody(ex, method);
-            }
         }
 
         private bool IsStubRequired()
diff --git a/src/coreclr/tools/Common/TypeSystem/IL/Stubs/StructMarshallingThunk.cs b/src/coreclr/tools/Common/TypeSystem/IL/Stubs/StructMarshallingThunk.cs
index dba8e975af39..cf346c068521 100644
--- a/src/coreclr/tools/Common/TypeSystem/IL/Stubs/StructMarshallingThunk.cs
+++ b/src/coreclr/tools/Common/TypeSystem/IL/Stubs/StructMarshallingThunk.cs
@@ -305,11 +305,6 @@ public override MethodIL EmitIL()
                 Debug.Assert(!String.IsNullOrEmpty(ex.Message));
                 return MarshalHelpers.EmitExceptionBody(ex.Message, this);
             }
-            catch (System.Runtime.InteropServices.MarshalDirectiveException ex)
-            {
-                Debug.Assert(!String.IsNullOrEmpty(ex.Message));
-                return MarshalHelpers.EmitExceptionBody(ex, this);
-            }
         }
 
         /// <summary>
diff --git a/src/coreclr/tools/Common/TypeSystem/IL/Stubs/TypeSystemThrowingILEmitter.cs b/src/coreclr/tools/Common/TypeSystem/IL/Stubs/TypeSystemThrowingILEmitter.cs
index 2a90036883da..ca24e143856b 100644
--- a/src/coreclr/tools/Common/TypeSystem/IL/Stubs/TypeSystemThrowingILEmitter.cs
+++ b/src/coreclr/tools/Common/TypeSystem/IL/Stubs/TypeSystemThrowingILEmitter.cs
@@ -66,6 +66,10 @@ public static MethodIL EmitIL(MethodDesc methodThatShouldThrow, TypeSystemExcept
             {
                 helper = context.GetHelperEntryPoint("ThrowHelpers", "ThrowBadImageFormatException");
             }
+            else if (exceptionType == typeof(TypeSystemException.MarshalDirectiveException))
+            {
+                helper = context.GetHelperEntryPoint("ThrowHelpers", "ThrowMarshalDirectiveException");
+            }
             else
             {
                 throw new NotImplementedException();
diff --git a/src/coreclr/tools/Common/TypeSystem/Interop/IL/Marshaller.Aot.cs b/src/coreclr/tools/Common/TypeSystem/Interop/IL/Marshaller.Aot.cs
index c1461c9704a1..b382eba65e2b 100644
--- a/src/coreclr/tools/Common/TypeSystem/Interop/IL/Marshaller.Aot.cs
+++ b/src/coreclr/tools/Common/TypeSystem/Interop/IL/Marshaller.Aot.cs
@@ -244,12 +244,12 @@ protected override void AllocAndTransformManagedToNative(ILCodeStream codeStream
 
         protected override void TransformNativeToManaged(ILCodeStream codeStream)
         {
-            throw new MarshalDirectiveException();
+            ThrowHelper.ThrowMarshalDirectiveException(ExceptionStringID.MarshalDirectiveGeneric);
         }
 
         protected override void TransformManagedToNative(ILCodeStream codeStream)
         {
-            throw new MarshalDirectiveException();
+            ThrowHelper.ThrowMarshalDirectiveException(ExceptionStringID.MarshalDirectiveGeneric);
         }
 
         protected override void EmitCleanupManaged(ILCodeStream codeStream)
diff --git a/src/coreclr/tools/Common/TypeSystem/Interop/IL/Marshaller.cs b/src/coreclr/tools/Common/TypeSystem/Interop/IL/Marshaller.cs
index e525ed99efd3..4b298fa4174c 100644
--- a/src/coreclr/tools/Common/TypeSystem/Interop/IL/Marshaller.cs
+++ b/src/coreclr/tools/Common/TypeSystem/Interop/IL/Marshaller.cs
@@ -1048,7 +1048,7 @@ protected virtual void EmitElementCount(ILCodeStream codeStream, MarshalDirectio
 
                     if (index < 0 || index >= Marshallers.Length - 1)
                     {
-                        throw new MarshalDirectiveException("Invalid SizeParamIndex, must be between 0 and parameter count");
+                        ThrowHelper.ThrowMarshalDirectiveException(ExceptionStringID.MarshalDirectiveInvalidSizeParamIndex);
                     }
 
                     //zero-th index is for return type
@@ -1068,7 +1068,8 @@ protected virtual void EmitElementCount(ILCodeStream codeStream, MarshalDirectio
                         case TypeFlags.UIntPtr:
                             break;
                         default:
-                            throw new MarshalDirectiveException("Invalid SizeParamIndex, parameter must be  of type int/uint");
+                            ThrowHelper.ThrowMarshalDirectiveException(ExceptionStringID.MarshalDirectiveInvalidSizeParamIndex);
+                            break;
                     }
 
                     // @TODO - We can use LoadManagedValue, but that requires byref arg propagation happen in a special setup stream