diff --git a/webidl/ecmascript-binding/es-exceptions/DOMException-is-error.any.js b/webidl/ecmascript-binding/es-exceptions/DOMException-is-error.any.js
new file mode 100644
index 00000000000000..6f3097b222ed1f
--- /dev/null
+++ b/webidl/ecmascript-binding/es-exceptions/DOMException-is-error.any.js
@@ -0,0 +1,9 @@
+// META: global=window,dedicatedworker,shadowrealm
+
+'use strict';
+
+test(function() {
+  // https://github.com/tc39/proposal-is-error/issues/9
+  // https://github.com/whatwg/webidl/pull/1421
+  assert_true(Error.isError(new DOMException()));
+});