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Check how much Income Tax you paid to HM Revenue and Customs (HMRC) last year. Check your P800.
What tax codes are, how they're worked out, and what to do if you think your code is wrong.
How to pay PAYE and National Insurance for employers, including Construction Industry Scheme, student loan deductions, reference numbers, bank details and deadlines.
How to pay Corporation Tax: payment reference number, online, Bacs or CHAPS, Direct Debit, cheque or at your bank.
Child Trust Fund accounts - find a lost account, how to make payments, managing the account
Find out if you need to apply for probate to deal with the estate of someone who’s died. Discover how to apply for probate or letters of administration and what to do if there’s no will.
Tell HMRC about a change of address for your personal tax affairs, for example PAYE, Income Tax.
Use this tool to find out if you need to send a tax return for the 2025 to 2026 tax year (6 April 2025 to 5 April 2026).
How to set up a limited company, appoint directors and shareholders or guarantors, and register for tax.
How to take legal action if someone owes you money (small claims court), how much it costs, what happens next. Includes information from withdrawn guidance EX303, EX304, EX306, EX321, EX325 and EX350.
How to tell HMRC if there's a change to your personal details - address, name, income, marital status, gender
Use court finder to find a court in England and Wales or a tribunal in England, Wales and Scotland
Enrol and use HMRC's PAYE Online service to send payroll information to HMRC, to view the balance of what you owe, and to access tax codes and notices about your employees
What to do if you need to pay more tax or you're due a refund, including P800 tax calculations from HM Revenue and Customs (HMRC).
Incorporate a private limited company - register it with Companies House and rules on directors, shares, articles of association and telling HMRC about the company.
High Income Child Benefit Charge - check if you're affected, how and when to pay this tax charge, opt out, restart Child Benefit payments or tell HMRC about a change in your circumstances.
Print your SA302 tax calculation and tax year overview if you're applying for a mortgage and need proof of earnings.
Get details of your employment history from HMRC if you need to make a claim for compensation.
Search the Individual Insolvency Register for details about bankruptcy orders, Debt Relief Orders, Individual Voluntary Arrangements, and restrictions orders and undertakings
Inheritance Tax (IHT) is paid when a person's estate is worth more than £325,000 when they die - exemptions, passing on property. Sometimes known as death duties.
Do not include personal or financial information like your National Insurance number or credit card details.
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