Have Tax Questions? Ask a Tax Expert for Answers ASAP
You pay Capital Gains Tax when you ‘dispose of’ overseas property if you’re resident in the UK.
You only have to pay Capital Gains Tax on your overall gains above your tax-free allowance (called the Annual Exempt Amount).
The Capital Gains tax-free allowance is:
Use this link https://www.gov.uk/capital-gains-tax/report-and-pay-capital-gains-tax
You pay on all your gain. If you were selling an assets owned before April 1982 you could use the market value in 1982.