Capital Gain Tax Rate 2024/25 Tax. For the 2024/25 tax year, the capital gains tax (cgt) allowance in the uk is £3,000. Use smartasset's capital gains tax calculator to figure out what you owe.
You may owe capital gains taxes if you sold stocks, real estate or other investments. This means you can make gains of up to £3,000 in the tax year before you have.