Use this service to estimate how much Income Tax you should have paid for a previous tax year.

There are different ways to:

If you’re self-employed, use the HMRC self-employed ready reckoner to budget for your tax bill.

You may be able to claim a refund if you’ve paid too much.

Start now on the HMRC website

More Information

You need to be:

You need details of:

  • your earnings, before and after tax - get this from your P60
  • any savings - get this from your bank statements
  • any Gift Aid donations you’ve made to charity

If you’re a higher rate tax payer

Use the tax calculator instead if you either:

  • earned over £100,000
  • were a higher rate tax payer and made Gift Aid donations

Who can’t get an estimate online

You can’t get an estimate online if you:

You can check you’ve paid the right tax by contacting HMRC or by getting help from an accountant.