Contact ExpTool

Contact ExpTool for support, bug reports, corrections, tool suggestions, editorial questions and business enquiries.

How to contact us

Use the form on this page for questions about ExpTool, broken tools, calculation corrections, accessibility problems, content corrections, feature suggestions and general feedback.

Useful information to include

  • The exact tool, guide or page URL.
  • The browser and device you were using.
  • The steps that reproduce a technical problem.
  • The input type or a non-sensitive example that demonstrates the issue.
  • For an editorial correction, the sentence or section that needs review and the source you believe supports the correction.

Department contacts

Report a tool problem

When reporting a tool problem, please describe what you expected to happen and what happened instead. If a calculation is involved, include a small example using non-sensitive values so the issue can be reproduced.

Editorial corrections

ExpTool aims to keep practical guides accurate and clear. If you identify a factual error, outdated workflow or misleading statement, send the page URL and the correction. We will review the report against the relevant documentation or source.

Privacy reminder

Please do not send passwords, payment credentials, private identity documents or other sensitive information through the contact form. The Privacy Policy explains how contact messages are handled.