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Find out how to change and remove authorisation from an agent acting on your behalf.
Find out what steps you should take to ensure that you can declare that documents and returns being submitted to HMRC are correct and complete.
This factsheet contains information about the penalties HMRC may charge where there has been a failure to notify.
Find out how tax works on pensions, savings and additional income, before and after you retire.
Learn more about getting started as an employer or running a small business including registration, payroll, tax returns, tax bills and payments.
How to use paper forms to set up agent authorisations to deal with HMRC.
Find out the 'place of supply' rules for passenger transport and the VAT zero rating of public passenger transport if you supply it in the UK.
Find out about the different types of HMRC penalties and how you can help your clients avoid them.
Find out how to work out payments and when you should make them if your company’s annual taxable profits are over £20 million.
Find out rates and allowances for pension schemes for the 2025 to 2026 tax year.
Register your client’s estate online if you’re a tax agent or adviser.
What you need to know about the new rules if you're in a labour supply chain which includes an umbrella company, or any third person supplying labour.
Find out which mortgage providers and lenders accept printed tax summaries.
Details you need to give to digital platforms when selling goods or services in the UK.
Find out if you're an accountancy service provider who needs to register with HMRC under the money laundering regulations.
Check if the Let Property Campaign applies to you and find out how to make a disclosure to HMRC for unpaid tax.
If you’re an agent, use HMRC’s service dashboard to check current processing times and service levels for post and online requests.
Find out what the PAYE for Agents online service is for, what you can do in the service and how to do it.
Find the interest rates that apply on late or early payments across all tax regimes.
Find out the VAT liability for supplying ships, trains, aircraft and associated services in the UK.
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