Contact & feedback

We welcome bug reports and corrections. We do not provide personalized tax advice.

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What we can help with

Broken page, console errors, or incorrect links.
Rate/versioning issues (wrong tax year/region file, missing sources, stale fetched date).
Calculator behavior bugs (inputs not working, wrong component shown, share link issues).
Suggestions for new tools/guide pages (traffic-first long-tail).

What to include in a report

The page URL you used (and tax year + region selected).
The “Copy share link” URL (only if you're comfortable sharing it).
What you expected vs what you saw, plus a screenshot if helpful.
The “Rates file” link shown in the Sources section (JSON).

Privacy note: please avoid sending personal identifiers. This site is designed to run calculations locally in your browser.

Last updated: 2026-04-20