Legal notice
Information about the publisher and the conditions of use of https://isasums.co.uk.
Publisher
Radif Partners
49 rue du Ressort
63000 Clermont-Ferrand, France
contact@isasums.co.uk
Editor in charge: Radif Partners, responsible for the content published on https://isasums.co.uk.
Host
GitHub, Inc. (GitHub Pages)
88 Colin P Kelly Jr Street, San Francisco, CA 94107, United States
https://pages.github.com
Purpose of the site and no advice
The site offers free calculators and guides for information. Results are estimates based on the official rules and rates cited on each page; they are neither personal advice, nor a decision, nor a commitment by any authority. Method and limits: method.
Liability
Parameters are updated and calculations checked against reference cases, with no guarantee that errors are absent. The publisher is not liable for a decision made on an estimate alone. Please report errors through the contact page.
Intellectual property
Texts, design and code belong to the publisher; short quotations with a link to the original page are welcome.
Personal data and cookies
What you type in the calculators stays in your browser. The site sets Google Analytics audience measurement cookies (_ga, _ga_XB2H4CW1PG, 13 months at most), with no advertising; page stability is monitored with Microsoft Clarity, cookie-free. Details, legal basis and how to object: privacy policy and cookies page.
Reporting content
Report unlawful content to contact@isasums.co.uk, with the page address and the reason.
Governing law
French law. Failing an amicable settlement, the competent courts of France. Last updated: 2026-10-19.
Tax year 2026/27 (6 April 2026 to 5 April 2027), with the 2027/28 rules already in law, rules last read on . Worked out from the rules in law on the date shown; not financial advice, and no product is recommended.