Port. Any place designated by the President, Secretary of the Treasury, or Congress at which a Customs officer is assigned with authority to accept entries of merchandise, to collect duties, and to enforce the various provisions of the Customs and Navigation laws in force at that place.
7 CFR § 352.1
This part may be cited by the short title: Safeguard Regulations. This title shall be understood to include both the regulations and administrative instructions in this part.