About this Generator

This tool generates valid UK Unique Taxpayer References that comply with HMRC requirements.

The generator creates UTRs following the official format and structure.

Generated UTRs are for testing purposes only. While they follow the correct format and pass validation checks, they are not officially registered numbers.

About UK UTR Generator

Generation Features: • 10-digit format • Numeric only • Format compliance • Pattern validation • Structure verification

Technical Details: • Format validation • Pattern checks • Digit verification • Length validation • Structure rules

To verify an existing UTR, you can use our UK UTR Verifier