19 U.S. Code § 3431. References in part
Pub. L. 116–113, title V, § 504(b)(1), (2), (k), Jan. 29, 2020, 134 Stat. 72, 76, provided that, effective on the date on which the USMCA enters into force, but not applicable to certain determinations under section 1516a of this title or binational panel reviews under NAFTA, this section is transferred to subtitle B of title IV of Pub. L. 113–116 and redesignated as section 411 of that Act. After such effective date, transferred section will be classified to section 4581 of this title.