Contact HM Revenue and Customs (HMRC) as soon as possible if you:
- have missed a tax deadline
- know you will not be able to pay a tax bill on time
This guide is also available in Welsh (Cymraeg).
If you can pay your tax bill
If you are able to pay your tax bill in full, you should do so as soon as possible. This will stop more penalty charges and interest being added to your tax bill.
If you cannot pay your tax bill in full
Contact HMRC to discuss support available.
HMRC may suggest you pay what you owe in instalments. This is called a Time to Pay arrangement.
Because of coronavirus (COVID-19) some of the rules around penalties for Self Assessment have changed. Find out what happens if you’re late paying your Self Assessment tax.