Executive Overview: Preferential Treatment Requires Continuous Substantiation USMCA preferential duty treatment, while valuable for importers qualified to claim it, is not automatic and not assured once claimed. US Customs and Border Protection actively verifies USMCA eligibility claims through request-for-information procedures and entry denials when documentation is inadequate. Importers frequently lose preferential tariff benefits despite believing…

The Fraying of North American Trade Relations As Canada sends a senior trade official to Washington for discussions with the U.S. Trade Representative, the underlying message is clear: the United States-Mexico-Canada Agreement (USMCA), which serves as the foundation for North American trade, is under unprecedented strain. While the agreement remains formally intact and technically the…