HM Revenue & Customs

1113 - How to contact HM Revenue and Customs (HMRC)

Need more help with completing the entries on your Tax Return?

If you need more help with completing the entries on your tax return or general advice about Self Assessment contact the HM Revenue and Customs (HMRC) Self Assessment Helpline. Alternatively, search for 'Contact HMRC' on the GOV.UK website and follow the 'Self Assessment' link.

Technical problem whilst completing your Tax Return?

If you experience any technical problems using the online return, please contact the HMRC Online Services Helpdesk.