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Find out how to work out Foreign Tax Credit Relief if you have overlap profits or you're claiming overlap relief.
Use this technical documentation for partnership returns if you’re a software developer working with the Self Assessment online service.
Use this guidance for support if you're a software developer working with the Self Assessment Online service.
This factsheet tells you about old Self Assessment penalty rules and when they apply.
Get help to declare on Self Assessment tax returns if you’re a tax agent or adviser who has clients with Capital Gains Tax for land and buildings.
Find out when you can claim additional loss relief, known as ‘agricultural relief’, if you have agricultural land included in your rental business.
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.
Use this helpsheet to understand tax rules on non-resident entertainers and sportspersons.
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 Capital Gains Tax for trusts and estates income to declare on Self Assessment tax returns.
Find information that will help you decide if you have taxable capital gains as a settlor of a non-resident trust.
Use this technical documentation for trust and estate returns if you’re a software developer working with the Self Assessment online service.
Get help if you're a tax agent or adviser who has clients with foreign income to declare on Self Assessment tax returns.
Find out how to complete a tax return for Lloyd's underwriters.
This introductory tax guide is intended for businesses looking at employee ownership for the first time, rather than professional advisers.
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.
Details of record keeping, enquiries, completion of Self Assessment returns, and interpretation of 'merely incidental' duties.
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.
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