UK Crypto Tax Calculator - Calculate Your Cryptocurrency Capital Gains Tax

Calculate your UK cryptocurrency tax liability quickly and accurately with our free crypto tax calculator. Whether you've made gains or losses from Bitcoin, Ethereum, or any other cryptocurrency, our calculator helps you understand exactly how much capital gains tax you could owe HMRC for the 2024/25 tax year.

  • Instant Tax Calculation - Get immediate results for your crypto gains and losses across all digital assets
  • 2024/25 Tax Year Accurate - Updated with current capital gains allowances and UK tax rates
  • Free Expert Consultation - Book a call with our specialist crypto tax accountants for personalised advice
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Calculate Your Crypto Tax Liability in Seconds

Use our crypto tax calculator below to estimate your capital gains tax on cryptocurrency transactions. Simply enter your total gains or losses, and we'll calculate your tax liability based on current UK rates and allowances.

Get Expert Help with Your Crypto Tax Return

Don't risk getting your crypto tax wrong. Book a free consultation with our specialist crypto tax accountants to discuss your specific situation and get professional guidance on your cryptocurrency tax obligations.

How to use our UK crypto tax calculator

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How Cryptocurrency is Taxed in the UK

HMRC treats cryptocurrency as a capital asset, meaning most individuals pay capital gains tax on profits when they sell, exchange, or dispose of crypto. Understanding these rules is crucial for accurate tax reporting and avoiding penalties.

  • Capital Gains Tax Applies - Most crypto transactions trigger CGT, not income tax, for individual investors
  • Annual Allowance Available - You can make £3,000 in capital gains tax-free in 2024/25 (reduced from previous years)
  • Record Keeping Required - HMRC requires detailed records of all crypto transactions including dates, amounts, and GBP values
UK based individual importing crypto transactions to calculate tax

How HMRC Calculates Your Crypto Tax

HMRC uses specific rules to calculate capital gains on cryptocurrency, including the pooling method for identical assets and same-day/30-day rules. Getting these calculations right is essential for accurate tax filing.

  • Pooling Method - Identical cryptocurrencies are pooled together with average cost basis calculations
  • Same Day Rule - Disposals matched first with acquisitions on the same day at actual cost
  • 30 Day Rule - Next matched with acquisitions within 30 days following disposal date
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Process of filing a crypto tax return in the UK

When You Need to Pay Crypto Tax

Not all crypto activities trigger immediate tax consequences, but many common transactions do create taxable events. Understanding when tax applies helps you plan effectively and maintain proper records.

  • Selling Crypto for Fiat - Converting cryptocurrency to pounds or other traditional currency creates a taxable disposal
  • Crypto-to-Crypto Exchanges - Trading one cryptocurrency for another (e.g., Bitcoin to Ethereum) triggers capital gains tax
  • Using Crypto for Purchases - Spending cryptocurrency on goods or services counts as a disposal for tax purposes
UK based individual importing crypto transactions to calculate tax

Expert UK Crypto Tax Support from £220

GoForma specialises in UK cryptocurrency tax returns, combining expert knowledge with cutting-edge technology to ensure accurate reporting. Our crypto tax accountants handle everything from simple transactions to complex DeFi activities.

  • Specialist Crypto Accountants - Dedicated team with deep cryptocurrency tax expertise and HMRC experience
  • Advanced Software Integration - Free Koinly licence included to import and categorise up to 25,000 transactions automatically
  • Complete Service Package - Full self assessment preparation, review, and submission with ongoing support

Trusted by Crypto Investors Across the UK

See how we’ve helped hundreds of UK investors simplify their crypto taxes.

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Brilliant service from Jawad and the team, highly recommend them

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Jordan has been so helpful in helping me with the self-assessment. Very commercial too.I highly recommend GoForma.

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Brilliant and clear communication, highly recommend.

Google my business accounting 5 star rating logo

Just great service, at a good price... with excellent communication.

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Had consultation with Jawad, he was most helpful and very informative.

UK Crypto Tax Return Pricing

Crypto Self Assessment Tax Return

£220

one time

Sign up

Get compliant with HMRC. We help UK investors and traders calculate crypto tax and file your Self Assessment – accurately, on time.

  • Capital gains tax calculation and optimisation
  • Import up to 25,000 transactions
  • Complete self assessment tax return filing
  • Unlimited advice throughout the process
  • Online dashboard to complete everything

Get Expert Help with Your Crypto Tax Return

Don't risk getting your crypto tax wrong. Book a free consultation with our specialist crypto tax accountants to discuss your specific situation and get professional guidance on your cryptocurrency tax obligations.

Frequently asked questions

Get quick answers before you book a free accounting consultation.

FAQs about UK crypto accounting