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Sign into or set up a personal tax account to check and manage HMRC records, including Income Tax, change of address, Self Assessment and company car tax.
Sign in and send your Self Assessment tax return online.
Estimate how much Income Tax and National Insurance you can expect to pay for the current tax year (6 April 2025 to 5 April 2026).
Self Assessment tax returns - deadlines, who must send a tax return, penalties, corrections and returns for someone who has died.
Use this tool to find out what you need to do to get a tax refund (rebate) if you鈥檝e paid too much Income Tax.
Find out if you've paid enough National Insurance to qualify for the full State Pension - check gaps, contributions and credits, get a National Insurance statement, call the helpline.
Work out your State Pension age and Pension Credit qualifying age
How to register for Self Assessment if you need to send a tax return or want to make voluntary Class 2 National Insurance payments.
Personal Allowance, Income Tax rates, bands and thresholds.
Information on how to find your National Insurance number and how to get a letter with your National Insurance number on.
Check your Income Tax, Personal Allowance and tax code for the current tax year. Update details of your income from jobs and pensions.
Check how much Income Tax you paid to HM Revenue and Customs (HMRC) last year. Check your P800.
Payment options for your Self Assessment tax bill - Direct Debit, bank transfer, through your tax code, debit or credit card, cheque and pay weekly or monthly
Use this tool to find out if you need to send a tax return for the 2024 to 2025 tax year (6 April 2024 to 5 April 2025).
What tax codes are, how they're worked out, and what to do if you think your code is wrong.
You do not pay tax on your savings interest if you're on a low income.
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).
Where to find your unique tax reference (UTR) number, what to do if you've lost your UTR number, or how to apply if you do not have a UTR number
National Insurance contributions you can choose to pay when you have a gap in your National Insurance record.
Child Trust Fund accounts - find a lost account, how to make payments, managing the account
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