United States Code Title 19 — Customs Duties § 3451. Repealed. Pub. L. 116–113, title VI, § 601, Jan. 29, 2020, 134 Stat. 78 § 3451. Repealed. Pub. L. 116–113, title VI, § 601, Jan. 29, 2020, 134 Stat. 78