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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.
How to work out your transition profit for the 2023 to 2024 tax year if you are affected by the new tax year basis (Basis Period Reform).
This measure amends and inserts provisions relating to the calculation of the profits of a property business.
2024/25 baseline profit rate and capital servicing rates
When and how to include Overlap Relief in your 2023 to 2024 tax return if you have transition profit.
Find out how much you need to put aside for your Self Assessment tax bill if you're self-employed by using HM Revenue and Customs' (HMRC's) self-employed tax calculator.
How to complete your CT600 Company Tax Return form and what information you need to include.
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.
The Secretary of State for Defence has announced his determination of the baseline profit rate and capital servicing rates
Get help if you’re a tax agent or adviser who has clients with capital or revenue expenditure to declare on Self Assessment and Company Tax Returns.
Find out about negative earnings, clawback bonuses and claiming tax loss relief or a tax refund.
Tell HMRC about undeclared income, self-employment, capital gains, profits in a company and foreign income
Find out what income you need to include in your tax credits claim or renewal.
The amount you earn, and how often you're paid your wages, can affect your Universal Credit.
Don’t include personal or financial information like your National Insurance number or credit card details.
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