Country of Origin (CoO) Substantial Transformation Screener
Determines country of origin designation based on multi-country material tariff shift criteria.
Notice: engineering verification utility. Use test or de-identified data and verify results independently before relying on them.
How it works
Standard: CBP 19 CFR Part 102 Rules of Origin
Formula: Tariff shift test: change in 2-digit HTS chapter between foreign inputs and finished good
Checks: Input HTS and output HTS chapters present
Calculated locally in browser memory; nothing leaves your browser.
Deterministic local-first client-side execution. Provided as-is without warranty.