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Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
How to work out the customs value for Customs Duty, import VAT and trade statistics if you’re an importer or clearing agent.
Guidance on using the tax system to offer gym memberships and sports facilities to staff.
Use the PAYE tax calculator to work out how much Income Tax an employee needs to pay, in a pay period that is in the current tax year.
How to work out the weight of plastic packaging components and each material used to make them, to check if you must register for Plastic Packaging Tax and include them on your return.
How to use the customs value to calculate VAT for imported goods if you’re an importer or clearing agent.
Work out how much annual allowance you get for your pension savings for 2016 to 2017 and each later tax year.
How to work out your transition profit for the 2023 to 2024 tax year if you are affected by the new tax year basis (Basis Period Reform).
Find out which country’s VAT rules to use when supplying services abroad.
Paying Corporation Tax when your limited company sells an asset for more than it paid - includes chargeable gains, intangible assets, working out inflation
Use this calculator to work out employee National Insurance contributions, if you're an employee, employer, or a software developer.
Use this calculator to work out the director's National Insurance contributions.
Work out your new employee's tax code and starter declaration to set them up on your payroll software and register them with HMRC.
Find out about the customs value and using the valuation methods if you’re an importer or clearing agent.
Use this guidance to help you decide if Capital Gains Tax is due and how much you need to pay.
The figures you’ll need and how to use them to work out your discounted duty rates.
Find out if you need to pay Capital Gains Tax when you sell or give away cryptoassets (like cryptocurrency or bitcoin).
Work out the fuel scale charge for VAT on private use of fuel purchased for your business car
Find out what income you need to include in your tax credits claim or renewal.
See how the Child Maintenance Service works out maintenance and the rates they use
How to work out and claim Corporation Tax relief on trading losses.
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