The Secretary of the Interior may issue regulations necessary to carry out this subchapter (other than sections 3991 , 4000 , and 4001 of this title). (Oct. 17, 1940, ch. 888, title V, § 509, as added Pub. L. 108–189, § 1 , Dec. 19, 2003 , 117 Stat. 2858 .) Editorial Notes Codification Section was formerly classified to section 569 of the former Appendix to this title prior to editorial reclassification and renumbering as this section. Prior Provisions A prior section 509 of act Oct. 17, 1940, ch. 888, art. V, 54 Stat. 1189 ; Oct. 6, 1942, ch. 581, § 15, 56 Stat. 776 , related to distribution of information concerning benefits of tax and public lands provisions and forms, prior to the general amendment of this Act by Pub. L. 108–189 . See section 3997 of this title . Statutory Notes and Related Subsidiaries Effective Date Section applicable to any case not final before Dec. 19, 2003 , see section 3 of Pub. L. 108–189 , set out as a note under section 3901 of this title .