How to sell Uniswap in United Kingdom
Verified 2026-06-03 · 2 primary regulators · 4 venues compared
Short answer
Selling UNI for GBP in the UK in 2026 IS a CGT disposal. Section 104 pool basis applies. 2021 cycle (~£35-£40) UK buyers substantially underwater = loss-harvest candidates (UK 30-day rule applies). 2020 UK airdrop recipients (£3 basis at receipt FMV) have substantial gains.
Fee comparison
All-in cost per venue across the most-common payment + settlement paths. Verified 2026-06-03.
| Venue | Sell Fee | Withdrawal Fee | Min Sell | Uni Specific | Speed |
|---|---|---|---|---|---|
| Coinbase UK | Advanced 0.0%/0.6% | Faster Payments free | £0.01 | Section 104 tracked | Pair instant |
| Kraken UK | Pro 0.16%/0.26% | Faster Payments £0.50 | £5 | UNI-GBP pair | Pair instant |
| Crypto.com | Exchange 0.075% | Faster Payments free | £1 | Standard | Pair instant |
| Gemini UK | ActiveTrader 0.20%/0.40% | ACH free | £0.01 | Full UNI support | Pair instant |
Regulatory framing — United Kingdom
UNI disposals via UK self-assessment. 2020 airdrop = £FMV income at receipt + that FMV = cost basis. 2021 peak loss-harvest candidates. CGT rates 10%/20%.
Primary regulators: FCA · HMRC
Common gotchas
- 2020 airdrop = income at FMV at receipt + that FMV is cost basis.
- Section 104 pool blends airdrop + purchased UNI.
- 2021-cycle loss-harvest candidates.
- UK 30-day rule prevents bed-and-breakfast.
- No UK UNI ETN.
Step-by-step
- Pull UNI Section 104 pool basis. Including airdrop FMV.
- Plan around 30-day matching. UK loss-harvest planning.
- Trade UNI-GBP. Pro tier limit.
- Withdraw GBP. Faster Payments.
- Record disposal. Pool basis.
- Plan annual allowance. £3,000.
Tax summary
Selling UNI for GBP in the UK IS a CGT disposal. UK 30-day rule. 2020 airdrop basis = FMV at receipt. CGT rates 10%/20%. Annual allowance £3,000. See HMRC Cryptoassets Manual.
Where to read further
- United Kingdom crypto tax primer
- Best crypto banks in United Kingdom
- Best crypto tax software for United Kingdom filers
- /how-to/buy-uniswap-uk/
- /how-to/send-uniswap-uk/
- /how-to/swap-uniswap-uk/
- /how-to/sell-bitcoin-uk/
- /crypto-taxes-uk/
Methodology
Fee data verified directly against each venue's public fee schedule on 2026-06-03. Regulatory framing cross-referenced against the Stage 1d info-layer + primary government sources (fca-cryptoasset, hmrc-cryptoassets-manual). Gotchas reflect operating experience + community-reported failure modes during the verification window. This page is editorial reference content — not financial, tax, or legal advice. Always verify the current state of each venue and the current law in United Kingdom before transacting.
Disclaimer
This page is general information, not financial, tax, or legal advice. Cryptocurrency regulation in United Kingdom evolves; verify the current rules with a qualified professional in your jurisdiction before relying on any specific approach. See terms.