Regulations last checked for updates: Jan 30, 2025

Title 40 - Protection of Environment last revised: Nov 08, 2025
authority: Sec. 275 of the Atomic Energy Act of 1954, 42 U.S.C. 2022,as,Pub. L. 95-604, as amended
source: 48 FR 602, Jan. 5, 1983, unless otherwise noted.