Terms of use

Last updated Tuesday 16 June 2026.

By using this site you accept these terms. The content is provided for general guidance and educational purposes.

Accuracy. We take care to keep clock-change dates and time-zone information correct, and our live tools use continuously-updated time-zone data. However, governments can and do change time-zone rules. For any legally, medically or operationally critical timing, verify with an official source such as GOV.UK or the National Physical Laboratory.

Liability. To the extent permitted by law, britishsummertime.co.uk is not liable for any loss arising from reliance on information or tools provided here.

Content. The text, design and tools on this site are our own work. You may link to our pages freely; please do not republish substantial content without permission.