diff --git a/test/validators.js b/test/validators.js
index 96513fa27..c274fc52f 100644
--- a/test/validators.js
+++ b/test/validators.js
@@ -10216,6 +10216,22 @@ describe('Validators', () => {
       ],
     });
 
+    test({
+      validator: 'isVAT',
+      args: ['IT'],
+      valid: [
+        'IT12345678910',
+        '12345678910',
+      ],
+      invalid: [
+        'IT12345678 910',
+        'IT 123456789101',
+        'IT123456789101',
+        'GB12345678910',
+        'IT123456789',
+      ],
+    });
+
     test({
       validator: 'isVAT',
       args: ['invalidCountryCode'],