Introduction
Capital Gains Tax (CGT) is a crucial aspect of tax compliance for individuals and businesses disposing of assets, including cryptocurrency, property, and stocks. Understanding CGT reporting requirements is essential to ensure you meet your tax obligations and avoid penalties from HMRC.
In this guide, we will break down everything you need to know about CGT reporting requirements, including when and how to report capital gains.

What Are CGT Reporting Requirements?
HMRC has strict CGT reporting requirements that determine when and how individuals and businesses must report their capital gains.
Key CGT reporting requirements include:
- Reporting all taxable disposals of assets such as property, crypto, or investments.
- Declaring capital gains exceeding the CGT allowance (£3,000 for the 2024/25 tax year).
- Submitting a Self-Assessment tax return if required.
- Filing a CGT report within 60 days for property disposals.
Example: Converting Bitcoin (BTC) to GBP triggers Capital Gains Tax (CGT).
Swapping one cryptocurrency for another, such as Bitcoin (BTC) for Ethereum (ETH), is a taxable event.
Wondering, "Do you pay tax on crypto in the UK if it's a trade?" The answer is yes.
Purchasing products or services with cryptocurrency is subject to crypto tax UK regulations. HMRC sees this as disposing of an asset.
These are taxable as income and may also lead to CGT when sold.
Gifting crypto to anyone other than your spouse or civil partner is subject to crypto tax in the UK.
Failing to meet CGT reporting requirements can lead to penalties and interest charges.
Who Needs to Meet CGT Reporting Requirements?
You need to comply with CGT reporting requirements if you:
- Sell or dispose of a property, shares, or cryptocurrency.
- Make gains exceeding the annual CGT allowance.
- Receive assets as gifts, which may still be subject to CGT.
- Sell business assets as a sole trader or partnership.
Even if you don’t owe tax, CGT reporting requirements still apply, and you must declare taxable disposals.
How to Meet CGT Reporting Requirements
Meeting CGT reporting requirements starts with keeping detailed records of your transactions, including:
- Date of acquisition and disposal of assets.
- Purchase and selling price (converted to GBP).
- Any costs incurred, such as transaction fees or legal expenses.
- Evidence of any losses to offset against future gains.
Before filing, you must calculate your capital gains based on HMRC’s CGT reporting requirements.
Use this formula: (Sale Price – Purchase Price – Allowable Costs) = Taxable Capital Gain
The CGT reporting process depends on the type of asset sold:
- For property disposals: You must report within 60 days using HMRC’s online Capital Gains Tax reporting service.
- For other assets (crypto, shares, business assets): Report through Self-Assessment if your gains exceed the allowance.
Failing to meet CGT reporting requirements on time can result in penalties.
Once reported, you must pay Capital Gains Tax to HMRC by:
- 31st January following the tax year for most assets.
- 60 days after disposal for UK residential property.
Late payments may result in penalty charges and interest.
CGT Reporting Requirements for Cryptocurrency
Crypto investors must comply with CGT reporting requirements when:
- Selling crypto for GBP or another currency.
- Trading one cryptocurrency for another.
- Using crypto to buy goods and services.
- Gifting crypto (except to a spouse or civil partner).
Even if no tax is owed, HMRC requires investors to follow CGT reporting requirements to ensure accurate tax records.
CGT Reporting Deadlines
Understanding the deadlines is crucial for meeting CGT reporting requirements:
Asset Type
CGT Reporting Deadline
UK Residential Property
60 days from the sale date
Crypto, Shares, Business Assets
31st January after the tax year
Missing CGT reporting deadlines can result in fines of up to £300 or more.

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How to Stay Compliant with CGT Reporting Requirements
- Use crypto tax software to track gains and losses.
- Maintain accurate records of all transactions.
- Consult a tax professional for complex CGT cases.
- Report gains on time to avoid penalties.
How Does UK Capital Gains Tax Cryptocurrency Work?
For the 2024/25 tax year, individuals in the UK have a £3,000 Capital Gains Tax (CGT) allowance. Beyond this allowance, crypto gains are taxed at the following rates:
18% for basic-rate taxpayers
24% for higher-rate taxpayers
The capital gains tax on cryptocurrency UK applies to your net gains (total gains minus losses) within the tax year. To calculate your taxable gains:
- Determine the market value of the crypto asset in GBP at the time of the transaction.
2. Subtract any allowable costs, such as transaction fees or acquisition costs.
How to Reduce Your UK Tax on Crypto Gains
While paying tax is mandatory, there are legal ways to minimize your UK capital gains tax cryptocurrency liabilities:
Ensure you stay within the £3,000 CGT threshold.
If you’ve incurred losses from other crypto transactions, they can be used to reduce your taxable gains.
Gifting crypto to your spouse or civil partner can help double your CGT allowance.
Good record-keeping is essential to accurately report your capital gains tax on cryptocurrency UK.
Key Taxable Events Under Capital Gains Tax on Cryptocurrency UK
To avoid surprises during tax season, you must understand which crypto activities are taxable. HMRC considers the following as taxable events for UK tax on crypto gains:
- Selling crypto for fiat currency.
- Trading crypto assets like Bitcoin for Ethereum.
- Spending crypto on goods or services.
- Earning crypto through staking, mining, or airdrops.
Each of these activities falls under UK capital gains tax cryptocurrency rules, and failing to report them can result in penalties.
Reporting UK Capital Gains Tax Cryptocurrency
To stay compliant, you must report your capital gains tax on cryptocurrency UK to HMRC. This is typically done through the annual Self-Assessment tax return. Follow these steps:
Determine the value of your crypto gains in GBP.
Subtract transaction fees, acquisition costs, and other expenses.
Report your gains accurately to HMRC by the January 31st deadline.
Properly reporting your UK tax on crypto gains ensures that you avoid penalties and stay on the right side of the law.
How MyCryptoTax Can Help
Navigating the complexities of UK tax on crypto gains and understanding UK capital gains tax cryptocurrency can be challenging. At MyCryptoTax, we specialize in helping crypto investors:
- Accurately calculate and report capital gains tax on cryptocurrency UK.
- Reduce liabilities with advanced tax planning strategies.
- Stay compliant with HMRC regulations.
Let us simplify your crypto tax journey and help you save money while staying compliant.
Consequences of Non-Compliance
Failing to report your capital gains tax on cryptocurrency UK can lead to severe penalties, including fines and investigations. HMRC has access to advanced blockchain analysis tools to track transactions across exchanges and wallets, making it harder to hide crypto activities.

Capital Gains Tax Calculations
Detailed Crypto Tax calculations for capital gains and income tax.

Crypto Tax Compliance
Full support for individuals and businesses navigating Crypto Tax compliance in the UK.

HMRC Investigations
Assistance with HMRC audits or investigations into your crypto transactions.

Expert Reporting
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Benefits of Choosing Us as Your Crypto Tax Accountant UK
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- Compliance Confidence: We ensure your crypto transactions meet HMRC requirements.
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- Cutting-Edge Tools: We use advanced tools for tracking and calculating your Crypto Tax obligations.
Why Crypto Tax Matters for You
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Ignoring Crypto Tax obligations can result in severe penalties from HMRC. Our team ensures you’re protected and your records are accurate. Whether you’re a crypto trader, an NFT artist, or a staking enthusiast, our Crypto Tax Accountant UK services are designed to keep you compliant and stress-free
FAQs: UK Tax on Crypto Gains
Your Trusted Partner for Crypto Tax Solutions
Yes, any gains from selling or trading cryptocurrency are subject to capital gains tax on cryptocurrency UK, provided they exceed the annual CGT allowance.
Yes, you can offset losses from crypto transactions to reduce your UK capital gains tax cryptocurrency liability.
Report your gains through HMRC’s Self-Assessment tax return. Ensure you include all taxable events under UK tax on crypto gains.
Final Thoughts on CGT Reporting Requirements
Complying with CGT reporting requirements is essential for UK taxpayers to avoid unnecessary fines and interest charges. Whether you’re selling property, shares, or cryptocurrency, knowing when and how to report your gains is crucial.
Need help with your CGT reporting?
Contact MyCryptoTax today for expert tax guidance!