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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 these rates and thresholds when you operate your payroll or provide expenses and benefits to your employees.
Use this service to claim tax relief on your personal pension and workplace pension scheme or change an existing claim.
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.
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.
Find and use tools and calculators that will help you work out your tax.
Use this page to check which software works with Making Tax Digital for Income Tax.
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).
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 our online service to apply to pay voluntary National Insurance contributions for periods abroad.
Use form SA1 to register for Self Assessment for any reason other than self-employment.
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.
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.
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.
Use this tool to find out what the numbers and letters in your tax code mean and how much tax you will pay.
Find out how tax on dividend income and interest from savings is worked out by HMRC.
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