A CAIN is a Customs Assigned Importer Number used for foreign importers.
A CAIN is a Customs Assigned Importer Number. If an importer is importing into the U.S. as a foreign importer of record and they do not have an EIN, Flexport can apply for a CAIN on their behalf.
Foreign importers of record importing into the U.S. without an EIN will need a CAIN.
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