Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024
authority: Sec. 4002(b), Pub. L. 94-580, 90 Stat. 2813(b) (42 U.S.C. 6942(b))
source: 44 FR 45079, July 31, 1979, unless otherwise noted.