Last reviewed: February 2025

How do I get a UTR number? Do I even need one? Whether you’re working as a Sole Trader, getting paid through the CIS (Construction Industry Scheme) or simply claiming your yearly tax rebate, your UTR number is one of the most important tax tools you have. Here’s everything you need to know:

A Unique Taxpayer Reference (UTR) number is a 10-digit code that identifies either you or your business to HMRC. When you have a UTR number, you’ll use it whenever you're dealing with your tax or talking to the taxman. From claiming a tax refund to filing a Self Assessment tax return, your UTR will make sure HMRC always knows who it's talking to.

  • If you have a UTR number and work in trades, you need to complete a tax return and may be owed a tax rebate. RIFT can help.
  • If you have a UTR number and are self-employed, we can help with your tax return.
  • If you don't already have a UTR number, and want to know how to get a UTR number, keep reading.

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