← Back to all calculators
Capital Gains Tax Calculator
UPDATED 2026/27
Calculate UK Capital Gains Tax on property, shares and business assets. Includes the £3,000 annual exempt amount and the post-October 2024 rates.
Sale proceeds minus original cost minus allowable costs.
Your other income (salary, etc.) less personal allowance.
For guidance only. Uses the post-30 October 2024 CGT rates (18% basic / 24% higher for all asset types). Annual exempt amount £3,000. BADR rate: 14% in 2025/26, 18% from 6 April 2026 (lifetime limit £1m). Doesn't cover: connected-party rules, gift hold-over relief, deferred gains, non-residents, private residence relief, losses brought forward. For your specific disposal, book a free call.
Selling a property or business?
We help structure disposals tax-efficiently and ensure you claim every relief available.
Book my free call →