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Use the online service to update details of an estate, authorise an agent, or close an estate.
Information on mileage allowance payments for vehicles owned by employees, and passenger payments.
Find out how to register for Corporation Tax if you are a UK resident, non-UK incorporated company that is not required to register with Companies House.
Appeals, Reviews and Tribunals Guidance
Guidance on the meaning of business for VAT purposes and how it applies in the operation of the tax
Check for workarounds to the declaration completion instructions for Customs Declaration Service known errors if you’re submitting a customs clearance request or customs declaration.
Find out how Overseas Workday Relief (OWR) works and if your foreign earnings are exempt from UK tax before 6 April 2025.
Get help to classify various items of iron and steel, primarily those classified under chapter 72.
Use this form if HMRC has sent you a P11D(b) reminder letter and you have not awarded taxable benefits and expenses to employees.
How to pay charges on payments from registered pension schemes and how long it takes for your payment to reach HMRC.
Find what to do about Land Transaction Tax when you buy land and property in Wales from 1 April 2018.
How to contact HMRC, including the dedicated agent helplines available, the online services helpdesk, HMRC's digital assistant, 'Where's my reply?' tool and how to update your contact details.
Find out how to work out your Research and Development (R&D) tax relief for your Corporation Tax Company Tax Return.
How to comply with the reformed off-payroll working rules (IR35), and avoid common mistakes.
Find out how to register for Corporation Tax if you are a non-UK resident company who has sold, gifted or transferred ownership of UK property or land.
Find out how the Conditional Exemption Tax Incentive scheme works and what may qualify for relief.
How product specific rules are used to identify the country of origin when importing or exporting between the UK and EU.
Guidance on Assessments and error correction, including help with their issue, amendment and withdrawal. Note: Please see the guidance in CH160000 for the most up-to-date guidance on reasonable excuse.
How to work out the balancing charge when you dispose of or sell plant or machinery after claiming allowances for them.
Find out how to protect your details, how to report fraud and what HMRC does to help keep you safe online.
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