Self Assessment
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Register for Self Assessment
Register for Self Assessment - forms including SA1, SA400, SA401, deadlines and your Unique Taxpayer Reference (UTR) number
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Self Assessment tax returns
Self Assessment tax returns - deadlines, who must send a tax return, penalties, corrections and paying your tax bill
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How to send your Self Assessment tax return online
How to file your Self Assessment tax return online - registering, getting a UTR, using HMRC's free online service and commercial software you can buy
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Log in and file your Self Assessment tax return
Log in and send your Self Assessment tax return online or get help with lost user IDs, password or account activation codes
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Pay your Self Assessment tax bill
Payment options for your Self Assessment tax bill including Direct Debit, PAYE tax code, debit or credit card, cheque and flexible payments
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Self Assessment tax return checks
What happens if HM Revenue & Customs opens a check into your tax return and what the results can be
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Appeal against Self Assessment penalties and tax bills
Appeal Self Assessment penalties and tax bills - deadline to appeal, how to appeal, penalty appeal form SA370
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Business records if you're self-employed
Records and paperwork you must keep if you're self-employed - income, costs, profit, how long to keep records
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Capital Gains Tax
Capital Gains Tax (CGT) explained - how it's worked out, current CGT rates and how to pay
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Claim a tax refund
How to get your money back if you've paid too much Income Tax
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High Income Child Benefit Tax Charge
High Income Child Benefit Charge - check if you're affected, how and when to pay, stop Child Benefit, restart Child Benefit
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If you can't pay your tax bill on time
Contact HM Revenue and Customs if you can't pay your tax bill - get more time to pay or pay in instalments
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If you don't pay your tax bill
HM Revenue and Customs will take action if you don't pay your tax bill, like selling your property - find out what they can do and how to avoid 'enforcement action'
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Keeping your pay and tax records
Personal pay and tax records you must keep to fill in a Self Assessment tax return
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Self Assessment deadlines
Self Assessment tax return deadlines - deadlines for your tax return and paying your tax
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Self Assessment forms and helpsheets
Self Assessment tax return forms and helpsheets for the current tax year and the 3 previous tax years
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Self Assessment Helpline
Get help filling out your tax return, including corrections, deadlines, claiming refunds and general advice about self assessment
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Simpler Income Tax: cash basis
Small businesses can record income and expenses only when money is actually paid
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Simpler Income Tax: simplified expenses
Use a simpler calculation to work out income tax for your vehicle, home and business premises expenses
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Tax on dividends
How you're taxed on dividend payments and how your income affects the amount of tax to pay
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Tax tribunal
Appeal to the tax tribunal - the First-tier Tribunal (Tax) - against tax decisions: how to appeal, the hearing, if you lose your case
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Understanding your Self Assessment statement
Understanding your Self Assessment statement - what is it, payments on account and balancing payments