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New services coming for Self Assessment customers to improve registration and stopping Self Assessment processes as well as make it easier to appeal penalties.
How to check your Simple Assessment: what to do if you think the figures used are incorrect, how to ask HMRC for a review, when to pay.
If you complete a Self Assessment tax return, you must use it to tell HMRC about your student or postgraduate loan deductions.
Find out about negative earnings, clawback bonuses and claiming tax loss relief or a tax refund.
Check recent contacts from HMRC to help you decide if a suspicious email, phone call, text or letter could be a scam.
Find out how much you need to put aside for your Self Assessment tax bill by using HM Revenue and Customs' (HMRC's) Self Assessment tax calculator.
Helpsheets for your Self Assessment tax return.
Use this form if you're an agent and you're unable to file a Self Assessment tax return online for your client.
HMRC encourages customers to recognise a scam and protect themselves from fraud
Don’t include personal or financial information like your National Insurance number or credit card details.
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