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Use supplementary pages SA104S to record a short version of partnership income on your SA100 Tax Return.
Use supplementary pages SA905 to declare capital gains on the SA900 Trust and Estate Tax Return.
Manage, check and withdraw permission you've given to software applications to share and update your tax information
Use form SA970 to file a tax return as a trustee of a registered pension scheme.
Use supplementary pages SA102M to record employment income on your SA100 tax return if you're a clergyman or a minister of religion.
Use supplementary pages SA903 to record land and property income on the SA900 Trust and Estate Tax Return.
Apply to pay your National Insurance contributions at a later date.
Use the postal form (SA700) to file a tax return for a non-resident company.
Use supplementary pages SA801 to record UK property income on your SA800 Partnership Tax Return.
Use supplementary pages SA904 to record foreign income and capital gains on the SA900 Trust and Estate Tax Return.
Use supplementary pages SA103L to record income as an underwriting member of Lloyd’s on your SA100 Tax Return.
Use supplementary pages SA802 to complete your SA800 Partnership Tax Return if your partnership generated income from abroad.
Use supplementary pages SA803 to complete your SA800 Partnership Tax Return if your partnership disposed of any chargeable assets.
Use the print and post form CA307 or online form to claim a refund for UK National Insurance contributions paid while you worked outside the UK.
Use supplementary pages SA804 to record savings, investments and other income on your SA800 Partnership 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.
Use supplementary pages SA907 to declare charity status on the SA900 Trust and Estate Tax Return.
Use supplementary pages SA102MP to record employment income on your SA100 Tax Return if you're a Member of Parliament (MP) or a minister.
Use supplementary pages SA902 to record partnership income on the SA900 Trust and Estate Tax Return.
Use supplementary pages SA906 to declare residence status on the SA900 Trust and Estate Tax Return.
Don’t include personal or financial information like your National Insurance number or credit card details.
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