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Find out the different ways you can get client authorisation including the digital handshake, Online Agent Authorisation service, paper forms and through your client's business tax account.
Find out how to register your client for Self Assessment, Corporation Tax, PAYE, VAT or their trust or estate.
Register for or sign into the online service to transfer data to and from HMRC.
Use the online tool throughout a check to guide you through each stage and to access the support available.
Learn more about Making Tax Digital for Income Tax if you're an agent, sole trader or landlord.
Use the Worldwide Disclosure Facility (WDF) to disclose a UK tax liability that relates wholly or in part to an offshore issue.
Find out if you need to pay Capital Gains Tax on gains you make when you sell, exchange or give away cryptoasset tokens (like bitcoin, XRP or ether).
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.
From 1 January 2023, you’ll get penalty points if you submit a VAT Return late (including nil payment returns). Find out how points work and how to avoid a £200 penalty.
Check a list of recent text messages from HMRC to help you decide if a text you've received is a scam.
Use this service to manage your client's details for VAT, if you’re a tax agent.
Find out how to change and remove authorisation from an agent acting on your behalf.
Check which rates of Air Passenger Duty you need to pay if you’re a plane operator, and how to fill in your return to HMRC.
Find out about Stamp Duty Land Tax rates on residential and non-residential land or property purchased between 1 December 2003 and 31 March 2025.
Check the availability and any issues affecting the Check a UK VAT number online service.
Use the approved draft versions of the forms to help you create payroll software if you're a software developer.
Information to help tax agents and advisers find guidance, use HMRC's services and contact HMRC.
Find out what VAT should be charged on supplies of fuel and power if you're a supplier or a user.
Find out about the different ways to make a voluntary disclosure to HMRC if you think you have not paid the correct amount of tax.
Find out how to report suspicious activity happening in an online account and keep your personal information safe from identity fraud.
Do not include personal or financial information like your National Insurance number or credit card details.
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