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Use the online tool throughout a check to guide you through each stage and to access the support available.
When and how to account for VAT when you transfer a business as a going concern (TOGC).
How main and supporting agents can help sole traders and landlords manage Making Tax Digital for Income Tax.
Use this form if you've received a letter or email from HMRC asking you to send details to support your VAT repayment claim.
Use a checklist to decide if a suspicious contact is a scam and not a genuine phone call, text message (SMS) or email.
Find out how to ask for authorisation, manage your client's account and how to send returns as an agent.
Find out about the Strengthened Reward Scheme for reporting serious tax avoidance or evasion and how to send a report.
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 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.
Register for or sign into the Secure Data Exchange Service (SDES) to transfer data to and from HMRC.
Information to help tax agents and advisers find guidance, use HMRC's services and contact HMRC.
Details you need to give to digital platforms when selling goods or services in the UK.
How Automatic Exchange of Information may apply to financial institutions, what to report and how to submit the information.
Find out what VAT should be charged on supplies of fuel and power if you're a supplier or a user.
Find out rates and allowances for pension schemes for the 2025 to 2026 tax year.
Use this service to manage your client's details for VAT, if you’re a tax agent.
Find out what details you need to provide to any services you use to buy, sell, transfer or exchange cryptoassets, like bitcoin or NFTs.
Use the online service or VAT431NB form to reclaim VAT, if you're a DIY housebuilder building a new home or charity building.
Find out how to change and remove authorisation from an agent acting on your behalf.
Learn more about your responsibilities if you’re running a small business including registration, tax returns, record keeping, tax bills and payments.
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