
Key takeaways
- For 2026/27, the first £3,000 of your capital gains is tax-free, and gains above that are taxed at 18% or 24%, depending on your income.
- The biggest legal ways to cut your bill are harvesting losses (minding the 30-day rule), gifts to your spouse or civil partner, and holding cETNs in a SIPP or ISA.
- UK crypto platforms have collected user and transaction data under CARF since 1 January 2026, and their first report to HMRC is due by 31 May 2027, so hiding your crypto won’t work.
Reducing your crypto tax bill legally is fine, but hiding your crypto from HMRC isn’t.
How is cryptocurrency taxed?
In the United Kingdom, selling, swapping, spending or gifting crypto is a disposal, unless the gift goes to your spouse, civil partner or a charity. For 2026/27, gains above the £3,000 annual allowance are taxed at 18% or 24%, depending on your income. Crypto you earn, such as staking and mining rewards, is subject to Income Tax. For a full breakdown, see our guide to UK crypto tax rates.

For more information, check out our complete guide to how cryptocurrency is taxed in the UK.
Can I hide my crypto from HMRC?
Because cryptocurrency transactions are pseudo-anonymous, many investors assume that it’s easy to hide their crypto income from HMRC.
This is false.
Since 1 January 2026, UK crypto platforms have had to collect details about their users and their transactions under the Cryptoasset Reporting Framework (CARF). Their first report to HMRC, covering 2026, is due by 31 May 2027. Platforms also report users who are tax resident in other countries that have signed up to CARF.
If you have unpaid tax on crypto from past years, you can tell HMRC through its cryptoasset disclosure service. Gains or income from the current or previous tax year go on your Self Assessment tax return instead. If you don’t declare unpaid tax, you could face extra interest and penalties.
10 ways to avoid crypto taxes in the United Kingdom
While there’s no way to legally evade taxes, here are some strategies that can help you legally reduce your tax bill.
1. Hold your cryptocurrency
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The easiest way to avoid crypto taxes is to simply hold your cryptocurrency for the long-term. The UK has no lower tax rate for long-term gains, so holding delays your tax until you dispose of your crypto rather than lowering the rate.
Remember, there’s no taxable event for holding your cryptocurrency or transferring it between different wallets that you own.
2. Take advantage of tax-free thresholds
For most taxpayers in the UK, the first £3,000 of capital gains that you earn is completely tax-free.
Remember, the £3,000 allowance for 2026/27 applies whatever your income. It’s separate from your Income Tax Personal Allowance, which shrinks by £1 for every £2 of income above £100,000 and is gone once your income reaches £125,140.
3. Take profits in a low-income year
The United Kingdom has a progressive tax system. Generally, the higher your income, the higher taxes you’ll pay.
As a result, many investors choose to dispose of their crypto-assets in years where their income is low. For example, you can potentially reduce your tax burden if you sell your crypto in a year when you are studying in university full-time.
4. Harvest crypto losses
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While losing money is never the goal, selling your cryptocurrency at a loss comes with serious tax benefits.
Cryptocurrency losses can be used to offset gains from cryptocurrency, stocks, and other assets, a tactic known as tax loss harvesting.
It’s important to remember that you need to ‘realise’ your loss to claim it on your return. Examples of realising your loss include selling your crypto, trading it for another cryptocurrency, or using it to make a purchase.
Before you harvest a loss, watch out for HMRC’s 30-day rule. If you buy back the same token within 30 days of selling it, the sale is matched with the new purchase instead of your existing holding, which can shrink or cancel your loss. To keep the loss, wait more than 30 days or buy a different token.
You can claim a loss up to four years after the end of the tax year you made it. Losses carried forward from earlier years only reduce your gains down to the £3,000 allowance, and anything left over keeps carrying forward.
5. Make a crypto donation
Giving crypto to a registered charity doesn’t come with an Income Tax deduction. Unlike listed shares or property, crypto isn’t a qualifying investment for charity tax relief, so you can’t deduct its value from your income.
However, you won’t pay Capital Gains Tax on crypto you give to charity, even if its value has increased since you bought it. The exception is selling crypto to a charity for more than you paid for it, which can still leave you with a taxable gain.
6. Gift crypto to a significant other
In the United Kingdom, you don’t pay Capital Gains Tax on crypto you give to your spouse or civil partner if you live together. If you’ve separated, transfers stay tax-free until the end of the third tax year after the one in which you stopped living together, or longer under a formal divorce agreement. However, the gain doesn’t disappear. If your partner later disposes of the crypto, their gain is worked out from when you first owned it.
If your partner hasn’t taken full advantage of their tax allowance for the year, you could gift your crypto to them to minimise the tax liability of a disposal.
7. Hire a tax professional
If you’re a frequent cryptocurrency trader, you can consider enlisting the help of a tax professional. While hiring an accountant can be expensive, investors often find that the tax-savings are well worth the cost.
8. Invest in a SIPP
Self-Invested Personal Pensions (SIPP) are designed to help you build wealth while minimising your tax burden. When you pay into a SIPP, your pension provider claims 20% tax relief from the government and adds it to your pension. If you pay Income Tax above 20%, you can claim the extra relief on your Self Assessment tax return. For 2026/27, you can save up to £60,000 across your pensions (your annual allowance) before you have to pay tax.
Most SIPPs can’t hold Bitcoin and other cryptocurrencies directly. However, since 8 October 2025, you can hold cryptoasset exchange-traded notes (cETNs), which track the price of crypto, in a registered pension such as a SIPP, if your provider offers them.
9. Relocate to a low-tax country
While it may seem like an extreme step to take, some crypto investors choose to relocate to a country with more favourable crypto tax rates to save money.
In Germany, gains on cryptocurrency disposed of after a year or more are considered completely tax-free. Other popular crypto tax havens include Singapore and the United Arab Emirates.
However, a short move abroad won’t help because of HMRC’s temporary non-residence rules. If you return to the UK within five years, gains you made while you were away on crypto you owned before you left can be taxed in the tax year you come back. This applies if you were UK resident for at least four of the seven tax years before you left.
10. Use crypto tax software
A mistake on your tax return can be expensive. In cases where inaccuracies have occurred because the taxpayer has been careless, the HMRC can impose a penalty between 0-30% of the extra tax due.
That means it’s important to keep detailed records of your transactions across all of your wallets and exchanges.
If you’re looking for an easy way to generate a crypto tax report and identify your tax-loss harvesting opportunities, crypto tax software can help. Simply plug in your wallets and exchanges, import your transactions, and let the platform do the hard work for you!
Once you’re done, you can export your crypto tax report to your tax platform of choice or send it off to your accountant!
Frequently asked questions
- Will HMRC know if I sold crypto?
It will soon have far more data to check. Since 1 January 2026, UK crypto platforms have had to collect each user’s details and transaction data under the Cryptoasset Reporting Framework (CARF), and their first report to HMRC, covering 2026, is due by 31 May 2027.
- Are crypto losses tax deductible in the UK?
Yes. A capital loss on crypto is deducted from your capital gains in the same tax year, and unused losses can be carried forward to later years. You have up to 4 years after the end of the tax year of the disposal to claim the loss on your tax return.
- Is giving crypto to charity tax-free in the UK?
For Capital Gains Tax, yes: you don’t pay CGT on crypto you donate to a charity, unless you sell it to the charity for more than you paid. However, crypto isn’t a qualifying investment for charity Income Tax relief, so you can’t deduct the gift from your income.
- Can I hold crypto in an ISA or SIPP?
Not directly. Since 8 October 2025, you can hold cryptoasset exchange-traded notes (cETNs) in a registered pension such as a SIPP, and since 6 April 2026 you can hold them in an Innovative Finance ISA, if your provider offers them. cETNs track crypto prices and are high risk.
- Do I need to report crypto if I owe no tax?
You might. You need to fill in the capital gains pages of your Self Assessment return if your disposals were worth more than £50,000, your gains before losses were more than £3,000, or you want to claim a loss. For 2025/26, the online return is due by 11:59pm on 31 January 2027.
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