Capital Gains Tax Calculator
Calculate UK Capital Gains Tax (CGT) for 2025-26. Covers residential property, shares, crypto and other assets. Includes the £3,000 annual exempt amount, brought-forward losses, Business Asset Disposal Relief (BADR), and how your income affects the CGT rate you pay.
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The annual exempt amount has been significantly reduced
The CGT annual exempt amount fell from £12,300 (2022-23) to £6,000 (2023-24) and then to £3,000 (2024-25 onwards). More of your gains are now taxable than in previous years.
GOV.UK: CGT allowances (opens in new tab)CGT rates are now 18% and 24% for all asset types
From 30 October 2024, CGT rates on shares and other assets increased from 10%/20% to 18%/24%, aligning with residential property rates. The property higher rate decreased from 28% to 24%.
GOV.UK: Capital Gains Tax rates (opens in new tab)Your gain crosses into the higher rate band
£10,270 of your gain is taxed at 18% and £79,730 at 24%. If you can time the disposal across two tax years, you may keep more gains within the basic rate band.
GOV.UK: Capital Gains Tax rates (opens in new tab)Shares held in an ISA are exempt from CGT
Any gains on shares held within a Stocks & Shares ISA are completely tax-free. You can invest up to £20,000 per year. Consider moving future investments into an ISA wrapper to avoid CGT.
GOV.UK: Individual Savings Accounts (ISAs) (opens in new tab)Frequently asked questions
- What is the capital gains tax annual exempt amount for 2025-26?
- The CGT Annual Exempt Amount for 2025-26 is £3,000. You can make up to £3,000 of gains tax-free. Gains above this are taxed at 18% for basic-rate taxpayers or 24% for higher and additional-rate taxpayers on most assets.
- Is capital gains tax different for property and shares?
- From October 2024, CGT rates on residential property and other assets including shares were aligned. Both are now 18% for basic-rate taxpayers and 24% for higher and additional-rate taxpayers. Previously, residential property was taxed at higher rates.
- What is Business Asset Disposal Relief (BADR)?
- BADR (formerly Entrepreneurs Relief) reduces CGT to 14% in 2025-26 (rising to 18% in 2026-27) on qualifying gains from selling a business. There is a £1 million lifetime limit. Conditions include owning at least 5% of a company for at least 2 years.