Income Tax

5. Check you're paying the right amount

You can see if you’re paying the right amount of Income Tax online. For the current tax year (6 April 2017 to 5 April 2018), you can:

You can also:

If you can’t use these services, you can check you’ve paid the right tax by contacting HMRC or by getting help from an accountant.

There’s a different way to change a Self Assessment tax return.