§ 4183. Savings provision(a) Existing rights and duties
(b) Obligations under repealed provisions
(Pub. L. 104–330, title V, § 507, Oct. 26, 1996, 110 Stat. 4045; Pub. L. 106–400, § 2, Oct. 30, 2000, 114 Stat. 1675; Pub. L. 109–281, § 2(d)(2), Sept. 22, 2006, 120 Stat. 1181.)