Regulations last checked for updates: May 16, 2024

Title 40 - Protection of Environment last revised: May 14, 2024
Table of Contents

authority: Secs. 301, 704, 80 Stat. 379, 83 Stat. 667; 5 U.S.C. 301,26.S.C. 169
source: 36 FR 22382, Nov. 25, 1971, unless otherwise noted.