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Find out when you can expect to receive a reply from HMRC to a query or request you've made.
Use the online service to update details of your trust, declare no changes, authorise an agent, get proof of registration or close a trust on the trust register.
Use these rates and thresholds when you operate your payroll or provide expenses and benefits to your employees.
Find and use tools and calculators that will help you work out your tax.
Register your trust online if you’re a trustee.
Use these rates and allowances for Capital Gains Tax to work out your overall gains above your tax-free allowance (known as the annual exempt amount).
Use form SA1 to register for Self Assessment for any reason other than self-employment.
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).
Find out how to appeal an individual or partnership Self Assessment penalty. For example, either online or by post using forms SA370 or SA371.
How to work out your adjusted net income and the circumstances when it can affect your tax liability.
Pay voluntary National Insurance for periods abroad.
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 for the current tax year, if you're an employee, employer, or a software developer.
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.
Find out about tax as a landlord, and how to work out your rental income if you rent out property.
Use form CA5403 to request a copy of your National Insurance number by post.
Apply for a refund of the higher rates of Stamp Duty Land Tax (SDLT16) for additional properties if you sell what was previously your main home.
Find out about tax relief available when you sell or dispose of your main home.
Find the rates and allowances for Income Tax including the previous 3 tax years.
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).
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