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Use the online service to update details of an estate, authorise an agent, or close an estate.
Find out how to claim Income Tax relief under the Enterprise Investment Scheme.
Find out how to claim Business Asset Roll-over Relief.
Find out if you need to create a unique user ID and password to submit your Self Assessment tax return using commercial software.
Find information on completing the partnership section of your Self Assessment tax return.
Check the availability and any issues affecting the Self Assessment: paying HMRC online service.
When and how to include overlap relief in your 2023 to 2024 tax return if you have transition profit.
Find out how to work out the taxable amount on your employment-related shares and securities.
Find out how to calculate gains on foreign life insurance policies and make entries on your tax return.
How to work out your transition profit for the 2023 to 2024 tax year if you are affected by Basis Period Reform.
Use Self Assessment software to help you populate your client's Self Assessment tax return if you're a tax agent or adviser.
Find out about paying tax on the remittance basis if you’re a UK resident who has foreign income and gains but do not live in the UK.
Find out about the Accrued Income Scheme and how to work out your accrued income profits or losses.
Find out who can claim under the foreign income and gains (FIG) regime, what income and gains qualify, how to claim in Self Assessment, and the effect on your allowances.
Find out about Capital Gains Tax treatment for Disposal Relief and Deferral Relief for the Enterprise Investment Scheme (EIS).
Use this helpsheet to find out how Capital Gains Tax rules apply for share reorganisations.
Find information about tax and National Insurance contributions for MPs and ministers.
When you may need to make a change to your Self Assessment tax return for SEISS payments, and how to do it.
Find out if income from a trust or settlement, occurring or paid to someone else, is treated as the settlor’s income (Self Assessment helpsheet HS270).
Use this helpsheet to understand how personal possessions, or chattels, are treated for Capital Gains Tax and how to calculate gains or losses.
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