Trust page
Calculator Changelog
Track source verification, formula updates, and country releases.
Initial MVP
June 2026: Added calculator engine, Trinidad, Jamaica, UK, Canada, and U.S. MVP calculators, source boxes, disclaimers, and salary example pages.
Next: verify exact Trinidad NIS classes, Jamaica statutory caps, CRA 2026 constants, U.S. Publication 15-T annual tables, and UK 2026/27 thresholds before production launch.