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Find out what the Self Assessment for Agents online service is for, what you can do in the service and how to do it.
Tell HMRC if you've stopped being self-employed, or you're ending or leaving a business partnership - responsibilities, tax returns, letting any employees know.
Directors may need to complete an annual Self Assessment tax return.
Learn more about getting started with Self Assessment including registration, tax returns, tax bills and payments.
Use supplementary pages SA103S to record self-employment income on your SA100 tax return if your annual business turnover was below the VAT threshold for the tax year.
Get help with Self Assessment by using online tools and helpsheets, watching YouTube videos or asking the digital assistant or community forums a question.
Guidance, forms and helpsheets for self-employment. Including setting up your business, filing returns, claiming expenses and how to get help and support.
Guidance for people who have been diagnosed with a mpox infection and who have been advised to self-isolate at home.
Read about talking therapies and counselling for mental health problems.
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