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Find out when you can expect to receive a reply from HMRC to a query or request you've made.
Find out how to appeal an individual or partnership Self Assessment penalty. For example, either online or by post using forms SA370 or SA371.
Find and use tools and calculators that will help you work out your tax.
Use form SA1 to register for Self Assessment for any reason other than self-employment.
Get help with Self Assessment by using online tools and guidance, and watching HMRC YouTube videos.
Find out about tax relief available when you sell or dispose of your main home.
Find out if you need to declare income from selling personal possessions, goods or services online, creating online content or renting out property using digital platforms.
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Register for Self Assessment and Class 2 National Insurance when you've joined a partnership using form SA401.
Learn more about getting started with Self Assessment including registration, tax returns, tax bills and payments.
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Find out about the Rent a Room Scheme if you're a trader, owner occupier or tenant.
Find help about filling in the Capital Gains Tax summary pages of your tax return when someone dies.
Find information on completing the Capital Gains section of your Self Assessment tax return.
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.
Find out how to calculate your taxable profits.
Find out how gifts are treated for Capital Gains Tax.
Use the SA303 form to apply to reduce your Self Assessment payments on account.
Find out about Capital gains if you sell or dispose of a shareholding.
Use the Self Assessment helpsheet (HS263) to work out tax credit relief on income that you've paid foreign tax on.
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