19 U.S. Code § 2603 - Emergency implementation of import restrictions
Subject to subsection (c), if the President determines that an emergency condition applies with respect to any archaeological or ethnological material of any State Party, the President may apply the import restrictions set forth in section 2606 of this title with respect to such material.
Section 2602 of this title, referred to in subsec. (c)(4), was in the original “section 203”, and was translated as section 2602 of this title, which is section 303 of Pub. L. 97–446, as the probable intent of Congress.