2004—
Pub. L. 108–357, title VIII, § 881(a)(2)(B), Oct. 22, 2004,
118 Stat. 1626, added item 6306.
1998—
Pub. L. 105–206, title III, § 3466(b), July 22, 1998,
112 Stat. 769, added item 6304.
1976—
Pub. L. 94–455, title XIX, § 1906(b)(5), Oct. 4, 1976,
90 Stat. 1833, struck out item “6304. Collection under the Tariff Act”.
1975—
Pub. L. 93–647, § 101(b)(2), Jan. 4, 1975,
88 Stat. 2358, added item 6305.