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Register your trust online if you’re a trustee.
Off-payroll working rules for clients, workers (contractors) and their intermediaries.
Use form SA1 to register for Self Assessment for any reason other than self-employment.
Use this form to apply for transfer of residence (ToR) relief when moving or returning to the UK.
Use the PAYE tax calculator to work out how much Income Tax an employee needs to pay, in a pay period that is in the current tax year.
How to claim back tax that HMRC owes you on a small pension lump sum that you've received in the current tax year (P53).
Use form CA5403 to request a copy of your National Insurance number by post.
Find out how to get a certificate of residence as an individual, company or organisation so you do not get taxed twice on foreign income.
Use this calculator to work out employee National Insurance contributions, if you're an employee, employer, or a software developer.
Tell HMRC if you've left or intend to leave the UK and find out how to get relief or a repayment on UK Income Tax (P85).
Use this list to check if you can claim a fixed amount of tax relief (also known as 'flat rate expenses') for your work expenses if you're an employee.
How to claim a refund in the current tax year on an overpayment of tax when you've flexibly accessed part of your pension pot.
Find out how to appeal an individual or partnership Self Assessment penalty. For example, either online or by post using forms SA370 or SA371.
A list of goods and services showing which rates of VAT apply and which items are exempt or outside the scope of VAT.
Find out about tax as a landlord, and how to work out your rental income if you rent out property.
What you need to do if you've submitted a declaration using the Customs Declaration Service and need to send supporting documents or respond to HMRC queries.
UK businesses registered for VAT that are claiming a VAT refund in another country can ask HMRC for a certificate of status to confirm they are trading in the UK.
Find out what you must show on P11D and P11D(b) to declare your company's expenses, benefits and Class 1A National Insurance contributions.
Find out about annual tax-free allowances for property or trading income and if you qualify.
You can reduce your Corporation Tax bill through Marginal Relief from 1 April 2023 if your company’s profits are lower than £250,000.
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