Regulations last checked for updates: Apr 28, 2024

Title 40 - Protection of Environment last revised: Jun 26, 2024
authority: Pub. L. 102-579, 106 Stat. 4777, as amended by Pub. L. 104-201,110 Stat. 2422; Reorganization Plan No. 3 of 1970, 35 FR 15623, Oct. 6, 1970, 5 U.S.C. app. 1; Atomic Energy Act of 1954, as amended, 42 U.S.C. 2011-2296 and 10101-10270
source: 61 FR 5235, Feb. 9, 1996, unless otherwise noted.