Site Terms

Document date - September 2026

Changing information

Nothing here is warranted to stay accurate. For anything that turns on a current figure or rule, go to the primary source.

Sites run by others

Linked pages are outside this site's control. Each one runs under terms of its own.

Updates and availability

Pages can be revised, moved, or withdrawn at any time, and without warning. No promise of uptime or of any particular outcome is given.

Changes to this page

Revisions are published here rather than announced individually. Reading the page is the way to see the current version.

Raising a question

[email protected] receives correspondence about the terms on this page.