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How to complete supplementary pages CT600E and what information you need to include.
If both the UK and another country charge Inheritance Tax, you could avoid or reclaim the tax through a double taxation convention.
Find the interest rates that apply on late or early payments across all tax regimes.
Find out how to report information to HMRC using the Automatic Exchange of Information (AEOI) if you are a financial institution.
Tax treaties and related documents between the UK and India.
Check if you can use the Personal Export Scheme and the conditions that apply if you're a buyer or a seller of vehicles.
What to do about tax and National Insurance if you pay an employee free of tax.
Find recognised suppliers and software to file charity repayment claims online.
If you complete a Self Assessment tax return, you must use it to tell HMRC about your student or postgraduate loan deductions.
Find out about Double Taxation Relief and a list of territories with a double taxation treaty with the UK.
Find out when HMRC may charge your company interest for not paying the right amount of Corporation Tax or for paying late.
Use the P11D Working Sheets (2025 to 2026) to help develop payroll software if you're a PAYE software developer.
How to complete the Capital Gains Tax summary of your tax return for share and security schemes.
Find out how the VAT Cash Accounting Scheme works and the conditions you must meet if you want to use it.
Find out how to work out VAT on supplies of staff including supplies made by staff bureaux.
Check if you can and how to apply for a repayment if you’re a non-residential purchaser of property in England and Northern Ireland.
Use these forms to send a quarterly return by post if you're acting on behalf of landlords based outside the UK.
See the Indexation Allowance rates for 2017, to calculate the chargeable gains of companies or organisations.
Find information on completing the Capital Gains section of your Self Assessment tax return.
Find out who can use, and how to apply to join the Agricultural Flat Rate Scheme.
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