Authority19 U.S.C. 66, 1202 (General Note 3(i), Harmonized Tariff Schedule of the United States (HTSUS)), 1623, 1624. Sections 132.15, 132.17, and 132.18 also issued under 19 U.S.C. 1202 (additional U.S. Note 3 to Chapter 2, HTSUS; additional U.S. Note 8 to Chapter 17, HTSUS; and subchapter II of Chapter 99, HTSUS, respectively), 1484, 1508.