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Apply for a certificate to confirm that you only need to pay UK National Insurance contributions if you're a self-employed individual working temporarily in an EU country, Gibraltar, Iceland, Liechtenstein, Norway or Swi…
Learn more about getting started with Self Assessment including registration, tax returns, tax bills and payments.
Claim the residence nil rate band (RNRB) against the estate of someone who has died using form IHT435.
Find out about the Rent a Room Scheme if you're a trader, owner occupier or tenant.
Tax treaties and related documents between the UK and USA.
Use the online tool throughout a check to guide you through each stage and to access the support available.
Find out about the foreign income and gains (FIG) regime which replaced the remittance basis on 6 April 2025.
Find the Inheritance Tax thresholds (or nil rate bands) from 1914, and see changes to Inheritance Tax interest rates from October 1988.
Find out how to tell HMRC that a chargeable event has occurred, and Inheritance Tax is due on a gift or trust.
Rates, allowances and limits for National Insurance.
Use this calculator to work out the adjustment for your Self Assessment tax return for disposals of assets on or after 30 October 2024 where the rates changed.
How to update your details online if the estimate of your income for the year is going to be more or less than expected.
See how to work out the tax relief for individual landlords and assess the impact of the finance cost restriction from 6 April 2017.
Find out how GOV.UK One Login will apply to you and when you can expect to start using it.
Find out how to ask for authorisation, manage your client's account and how to send returns as an agent.
How to add your client authorisations to your agent services account for Making Tax Digital for Income Tax and check which authorisations have already been added.
Ask HMRC to confirm you only pay UK National Insurance contributions whilst working in a country which has a social security agreement, also known as a reciprocal agreement with the UK.
Find information on completing the self-employment section of your Self Assessment tax return.
This guide will help you consider your options when shopping for will writing services.
How to claim a refund on tax and personal allowances on UK income if you're not resident in the UK on form R43.
Don’t include personal or financial information like your National Insurance number or credit card details.
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