Guidance

Learn about Self Assessment

Watch videos, sign up for email alerts and register for free webinars to learn more about Self Assessment.

You can sign up for email alerts about Self Assessment.

If you register for a webinar, you:

  • must register and sign in 5 minutes before it starts
  • can ask questions using the on-screen text box

Why you have been sent a tax return

Watch a video to find out why you have been sent a tax return.

Find out more about Self Assessment tax returns

How to start your tax return

Watch a webinar about how to start your tax return to learn about:

  • who needs to send a tax return
  • how to sign in and use HMRC’s online service
  • tailoring your tax return and more

How to complete your online tax return

Watch a recorded webinar about how to complete your online tax return.

How to complete the self-employment section of your tax return

Watch a recorded webinar about how to complete the self-employment section of your tax return to learn about:

  • allowable business expenses
  • what to complete if you’re a foster carer

How to complete the employment section of your tax return

Watch a recorded webinar about how to complete the employment section of your tax return to learn more if you’re:

  • both self-employed and employed
  • a director of a limited company
  • an employee with a tax return to complete

Allowable expenditure you can claim against Capital Gains Tax

Watch a video to find out what allowable expenditure you can claim against Capital Gains Tax.

How to record state benefits on your tax return

Watch a video about recording state benefits on your online tax return.

Class 2 National Insurance contributions and your tax return

Watch a video to find out about your Class 2 National Insurance contributions and your tax return.

How to check your tax return and pay what you owe

Watch a video to find out how to view your Self Assessment tax return calculation.

Watch a video to find out how to pay your Self Assessment tax bill.

Watch a recorded webinar about how to check your tax return and pay what you owe to learn about:

  • how to check your return
  • view your calculation
  • view payments on account
  • how to check what you’ve already paid
  • when and how to pay

Understand your Self Assessment tax bill

Pay your Self Assessment tax bill

What you need to know if you are a landlord

Watch a recorded webinar about how to complete the UK property pages of the tax return to learn about:

  • allowable property deductions and expenses
  • completing the UK property section of the online tax return

Toolkits

You can use our toolkits to get help with completing your Self Assessment tax return.

Capital versus revenue expenditure toolkit

Income Tax losses toolkit

How to budget for your Self Assessment tax bill if you’re self-employed

If you’re self-employed, you can use the self-employed ready reckoner to budget for your Self Assessment tax bill for the 2019 to 2020 tax year.

Enter your estimated weekly or monthly profit to get an idea of how much Income Tax, Class 2 and Class 4 National Insurance you’ll pay.

More information

Watch more videos about Self Assessment.

Visit the HMRC Community Forum to find answers to your questions about Self Assessment.

Published 6 September 2017
Last updated 26 February 2020 + show all updates
  1. New recorded webinars added for 'how to complete your online return', 'how to start your tax return', 'how to complete the self employment section of your tax return', 'how to complete the employment section of your tax return' and 'how to check your tax return and pay what you owe'.

  2. Webinars about how to start your tax return, how to complete the self-employed section, how to complete the employment section, how to check what you owe and how to complete the UK property pages of the tax return and finishing your return have been added. A YouTube video about 'What allowable expenditure can I claim against Capital Gains Tax?'

  3. Webinars about how to start your tax return, how to complete the self-employed section, how to complete the employment section, how to check what you owe and how to complete the UK property pages of the tax return have been added.

  4. Information about HMRC help and support emails, online customer forum and a self-employed ready reckoner to budget for your Self-Assessment tax bill have been added.

  5. New videos have been added into the 'Self Assessment help and deadlines' YouTube playlist.

  6. Webinars about how to complete your online return, starting your return, UK property income pages, help for landlords, business expenses for self employed and car expenses for the self-employed have been added.

  7. A new recorded webinar about the UK property section of the Self Assessment tax return has been added.

  8. Webinars for 'how to complete your online tax return' and 'online tax return for landlords' have been added.

  9. A recorded webinar about property income and how to complete the property section of your online tax return has been added.

  10. A recorded webinar about 'How to complete your online tax return' has been added.

  11. Toolkits on Self Assessment for 'Capital vs revenue expenditure' and 'Income Tax losses' have been added.

  12. The latest webinars on how to complete your online tax return have been updated.

  13. The latest webinars for 'Online tax return help for Landlords' have been added.

  14. The latest webinar about how to complete your Self Assessment tax return added.

  15. Webinars for 'Online tax return' and 'Online tax return for landlords' have been added and 'Foster carers' webinars have been removed.

  16. New videos have been added into the Self Assessment YouTube playlist.

  17. A new video about the self-employed section of the Self Assessment tax return, and the latest webinars, have been added.

  18. A new video about how to appeal against late filing penalties has been added.

  19. Update to inform that available webinars can last up to 2 hours.

  20. The latest webinars about how to complete your online tax return and Self Assessment help and support if you have income from property have been updated.

  21. The latest webinars on how to complete your online tax return have been added.

  22. First published.