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Use the SA303 form to apply to reduce your Self Assessment payments on account.
Find out how gifts are treated for Capital Gains Tax.
Find information on completing the Capital Gains section of your Self Assessment tax return.
How to make a negligible value claim on disposal of shares you have subscribed for in qualifying trading companies.
Find information on completing the self-employment section of your Self Assessment tax return.
How to complete the Capital Gains Tax summary of your tax return for share and security schemes.
Use Self Assessment software to help populate your Self Assessment tax return.
If you complete a Self Assessment tax return, you must use it to tell HMRC about your student or postgraduate loan deductions.
Use the Self Assessment helpsheet (HS325) to work out your other taxable income and include this in your tax return.
Learn more about your responsibilities if you're running a small business including registration, tax returns, record keeping, tax bills and payments.
How to report profit on your Self Assessment tax return from 2023 to 2024 if your accounting year does not end on or between 31 March to 5 April.
Use the Self Assessment helpsheet to claim relief on dual residency, when there's a double taxation agreement between the UK and another country you live in.
Find out how you should enter chargeable event gains from UK life insurance policies on your Self Assessment tax return.
Use this guide to help you complete the pension savings tax charges and taxable lump sums from overseas pension schemes.
Find out how to report trading losses in your Self Assessment tax return.
Find information on completing the UK property and other property sections of your Self Assessment tax return.
Find out how to get certain payments tax-free for foster carers, adult placement carers, kinship carers and staying put carers.
Learn more about VAT including accounting schemes, VAT Returns and keeping records.
Find out if you qualify for the Seafarers' Earnings Deduction.
Use the online service to register a deceased person's estate if you’re an executor, administrator or personal representative.
Don’t include personal or financial information like your National Insurance number or credit card details.
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