Getting help with tax returns, allowances, tax codes, filling in forms and what to do if you owe HMRC

Nov 13, 2025 · Help with tax from friends, family, professionals or other organisations All taxpayers can appoint someone to deal with HMRC on their behalf. This may be a friend or family member, as well …

However, HMRC reserve the right to continue sending other information, such as customer service messages and information about tax-free payments, to your online mailbox.

Call HMRC for help with questions about Income Tax, including PAYE coding notices, Marriage Allowance and changing your personal details. Have your National Insurance number with you when …

5 days ago · Personal and business tax How to Contact HMRC? - HMRC Contact Numbers Guide Need to contact HMRC but can't find ways to reach them? Find the right HMRC contact details including …

Self Assessment is accessed through HMRC’s online services using your Government Gateway user ID and password. You will only see Self Assessment in your account if you are registered for it.

Aug 13, 2025 · What is a self-assessment tax return? A self-assessment tax return is an online or paper form that has to be submitted to HMRC every year by those who owe tax on income they've …

3 days ago · How do I register for self assessment? You must register for self assessment by 5 October if you need to submit a tax return for the previous tax year's earnings.

Contact details, webchat and helplines for enquiries with HMRC on tax, Self Assessment, Child Benefit or tax credits (including Welsh language services).

Tax avoidance We’ll help you understand your pay arrangements so you don’t get any unexpected tax bills. If you’re looking to work through an umbrella company or already do, we’ll help you to …