Regulations last checked for updates: Nov 21, 2024

Title 40 - Protection of Environment last revised: Nov 19, 2024
authority: 42 U.S.C. 7609; Sec. 104, Pub. L. 103-182, 107 Stat. 2057, 2064
source: 59 FR 67638, Dec. 30, 1994, unless otherwise noted.