Capital Gains Tax Allowance 2024/25. The annual capital gains tax allowance (also known as the annual cgt exemption) is as follows: Previously standing at £12,300 per year, it was reduced by more than half in april 2023 to £6,000 — and.
The cgt allowance has also seen significant reductions. For the 2024 to 2025 tax year the allowance is £3,000, which leaves £9,600 to pay tax on.