Capital gains tax advice guides

Capital gains tax explained – from when you need to pay it on the sale of property, assets and investments to how much you'll have to pay. Learn how to calculate your CGT bill and what allowances you can claim to keep it to a minimum.

4 articles


About Us

Which? Limited (trading as Which?) is registered in England and Wales at 2 Marylebone Road, London NW1 4DF, company number 677665, VAT number GB238534158, email: which@which.co.uk.


Which? is an Introducer Appointed Representative (FRN 610689) of Inspop.com Ltd (trading as Confused.com), LifeSearch Partners Ltd, HUB Financial Solutions Ltd, Alan Boswell Insurance Brokers Ltd, Stickee Technology Ltd and Travel Insurance Facilities Plc. The mortgage service is provided by London & Country Mortgages. Which? is also a payment agent (FRN 1041191) of Bud Finance Limited.


If you buy a product using a link to one of our commercial partners, we will receive a commission to help fund our not-for-profit mission and our campaigns work as a champion for the UK consumer. Such links do not constitute an endorsement by Which?.


© 2026 Which? All Rights Reserved.