CBP Importer of Record (IOR) EIN / Business Number Validator
Validates U.S. Importer of Record Employer Identification Number (EIN) or SSN formatting structure for ACE customs filing.
Notice: engineering verification utility. Use test or de-identified data and verify results independently before relying on them.
How it works
Standard: CBP ACE Importer Registration Guidelines
Formula: Match 9-digit EIN format (XX-XXXXXXX) or Customs Assigned Number (CAN)
Checks: 9-digit numeric format check
Calculated locally in browser memory; nothing leaves your browser.
Deterministic local-first client-side execution. Provided as-is without warranty.