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Use this helpsheet to understand tax rules on non-resident entertainers and sportspersons.
Find out how gains and income arising to UK investors from an interest in an offshore fund are taxed.
Use this technical documentation for partnership returns if you’re a software developer working with the Self Assessment online service.
This helpsheet gives information about capital gains and the Venture Capital Trust (VCT) Scheme for investors.
Find out how to report support payments relating to self-isolation due to coronavirus (COVID-19), on your Self Assessment tax return.
Get help if you’re a tax agent or adviser who has clients with business profits to declare on Self Assessment and Company Tax Returns.
Get help if you’re a tax agent or adviser who has clients with capital allowances for plant and machinery to declare on Self Assessment and Company Tax returns.
Find out how to complete a tax return for Lloyd's underwriters.
Find out how to work out Foreign Tax Credit Relief if you have overlap profits or you're claiming overlap relief.
Use this guidance for support if you're a software developer working with the Self Assessment Online service.
Find out when you can claim additional loss relief, known as ‘agricultural relief’, if you have agricultural land included in your rental business.
Details of record keeping, enquiries, completion of Self Assessment returns, and interpretation of 'merely incidental' duties.
Benefits and tips on how to get your tax return done early.
Get help if you're a tax agent or adviser who has clients with foreign income to declare on Self Assessment tax returns.
Get help if you’re a tax agent or adviser who has clients with Capital Gains Tax for trusts and estates income to declare on Self Assessment tax returns.
Use this helpsheet to work out Foreign Tax Credit Relief for Capital Gains and how to complete the Trust and Estate tax return.
Agent authorisation Self Assessment technical specifications for software developers.
This factsheet tells you about old Self Assessment penalty rules and when they apply.
Use this technical documentation for individual returns if you're a software developer working with the Self Assessment online service.
Guidance on identical returns for Self Assessment Online software developers.
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