UK Capital Gains Tax Calculator

Work out the CGT due on a disposal of shares, property or crypto for 2026-27. £3,000 annual exempt amount, basic-rate band stacking, and the higher property rates built in.

The disposal

Asset type

Property uses the 18% / 24% rates. Shares and crypto use 10% / 20%.

Disposal proceeds

Base cost

Purchase price plus any allowable costs.

Your other taxable income

Salary, dividends, rent. Sets whether the gain falls in basic or higher band.

Allowance already used

Out of the £3,000 annual exempt amount.

What happens to my data?

All calculations run in your browser. Nothing is sent to our servers. Copy the link to share.

CGT due

£700

Effective rate on the gain: 7.0%

Breakdown

Raw gain	£10,000
Annual exempt amount applied	£3,000
Taxable gain	£7,000
At basic rate (10%)	£7,000
Net after CGT	£9,300

2026-27 CGT rates

Annual exempt amount: £3,000 (was £12,300 in 2022-23).
Shares and crypto: 10% (basic-rate band) / 20% (higher).
UK residential property: 18% / 24%. Reportable within 60 days.
Stack order: the gain sits on top of your other income for the rate decision.