5. Check you're paying the right amount

To find out if you’re paying the right amount of Income Tax, use the tax checker on the HM Revenue and Customs (HMRC) website.

You need to be:

You need details of:

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

The tax checker will give you an estimate.

Who can’t use the tax checker

You can’t use the tax checker if:

  • you’re entitled to claim Married Couple’s Allowance
  • you were born on or before 5 April 1948 and get the higher allowances
  • your income is over £100,000
  • you have other taxable income, eg from dividends and trusts
  • you get taxable state benefits
  • you’re self-employed

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