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Find the latest Climate Change Levy and Carbon Price Support rates for energy providers.
Find out how to change and remove authorisation from an agent acting on your behalf.
Find out if you're an accountancy service provider who needs to register with HMRC under the money laundering regulations.
Find out about late payment penalties and how to appeal if you're an employer.
Find out how to register for the Automatic Exchange of Information (AEOI) service if you're a financial institution.
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 how to report suspicious activity happening in your online account and keep your personal information safe from identity fraud.
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 about what happens during an HMRC compliance check and the help you can get with the process.
Find out when you can zero rate books and other forms of printed matter.
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 which mortgage providers and lenders accept printed tax summaries.
Find out what the PAYE for Agents online service is for, what you can do in the service and how to do it.
Find information on completing the Capital Gains section of your Self Assessment tax return.
Use the P11D Working Sheets (2025 to 2026) to help develop payroll software if you're a PAYE software developer.
If you’re an agent, find out how to get an agent code for the Corporation Tax or Self Assessment online services for agents.
How to pay annual tax on enveloped dwellings (ATED) and how long it takes for your payment to reach HMRC.
Learn more about your responsibilities if you’re running a small business including registration, tax returns, record keeping, tax bills and payments.
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 rates and allowances for pension schemes for the 2026 to 2027 tax year.
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