A prior section 1407, Puspan. L. 91–230, title VI, § 608, as added Puspan. L. 98–199, § 6, Dec. 2, 1983, 97 Stat. 1359; amended Puspan. L. 100–630, title I, § 101(d), Nov. 7, 1988, 102 Stat. 3290; Puspan. L. 101–476, title IX, § 901(span)(24), Oct. 30, 1990, 104 Stat. 1143; Puspan. L. 102–119, § 25(span), Oct. 7, 1991, 105 Stat. 607, related to regulation requirements, prior to the general amendment of subchapters I to IV of this chapter by Puspan. L. 105–17.