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diff --git a/tests/src/JIT/jit64/valuetypes/nullable/box-unbox/null/box-unbox-null029.cs b/tests/src/JIT/jit64/valuetypes/nullable/box-unbox/null/box-unbox-null029.cs
new file mode 100644
index 0000000000..dcea3c1e51
--- /dev/null
+++ b/tests/src/JIT/jit64/valuetypes/nullable/box-unbox/null/box-unbox-null029.cs
@@ -0,0 +1,50 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+// <Area> Nullable - Box-Unbox </Area>
+// <Title> Nullable type with unbox box expr  </Title>
+// <Description>  
+// checking type of NotEmptyStructConstrainedGenA<int> using is operator
+// </Description> 
+// <RelatedBugs> </RelatedBugs>  
+//<Expects Status=success></Expects>
+// <Code> 
+
+
+using System.Runtime.InteropServices;
+using System;
+
+internal class NullableTest
+{
+    private static bool BoxUnboxToNQGen<T>(T o)
+    {
+        return ((object)o) == null;
+    }
+
+    private static bool BoxUnboxToQGen<T>(T? o) where T : struct
+    {
+        return ((T?)o) == null;
+    }
+
+    private static bool BoxUnboxToNQ(object o)
+    {
+        return o == null;
+    }
+
+    private static bool BoxUnboxToQ(object o)
+    {
+        return ((NotEmptyStructConstrainedGenA<int>?)o) == null;
+    }
+
+    private static int Main()
+    {
+        NotEmptyStructConstrainedGenA<int>? s = null;
+
+        if (BoxUnboxToNQ(s) && BoxUnboxToQ(s) && BoxUnboxToNQGen(s) && BoxUnboxToQGen(s))
+            return ExitCode.Passed;
+        else
+            return ExitCode.Failed;
+    }
+}
+
+