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Apply for your first National Insurance number - you must have the right to live and work in the UK.
Search the Individual Insolvency Register for details about bankruptcy orders, Debt Relief Orders, Individual Voluntary Arrangements, and restrictions orders and undertakings
Check how much Income Tax you paid to HM Revenue and Customs (HMRC) last year. Check your P800.
File your Company Tax Return with HMRC, and your company accounts with Companies House
Contact HM Revenue and Customs if you cannot pay your tax bill - get more time to pay or pay in instalments.
Get details of your employment history from HMRC if you need to make a claim for compensation.
How to register for VAT, change your details, cancel your registration, register for VAT in EU countries.
What Capital Gains Tax (CGT) is, how to work it out, current CGT rates and how to pay.
Get help and extra support when dealing with HMRC if you have additional needs - for example you have a disability or health condition, if English is not your first language or if you’re experiencing domestic abuse or financ…
Print your SA302 tax calculation and tax year overview if you're applying for a mortgage and need proof of earnings.
Sign in to the Construction Industry Scheme online service to file your contractor monthly returns or verify a subcontractor.
How to report and pay Capital Gains Tax (CGT).
Find out how much you need to put aside for your Self Assessment tax bill by using HM Revenue and Customs' (HMRC's) Self Assessment tax calculator.
National Insurance contributions you can choose to pay when you have a gap in your National Insurance record.
Class 1 National Insurance (NI) contribution rates for the current tax year, what NI category letters mean.
Log in to HMRC's Stamp Taxes Online service to file your SDLT return as a solicitor, agent or legal conveyancer
Claiming tax relief on expenses you have to pay for your work, like uniforms, tools, travel and working from home costs.
Self Assessment tax return forms for the current tax year
Report tax fraud by a person or business to HMRC - tax evasion, VAT fraud, false, Child Benefit or tax credit fraud.
How you're taxed on dividend payments and how your income affects the amount of tax to pay
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