Regulations last checked for updates: Mar 07, 2026

Title 40 - Protection of Environment last revised: Dec 15, 2026
  • §§ 147.551-147.552 - §[Reserved]
  • §§ 147.554-147.559 - §[Reserved]
authority: 42 U.S.C. 300f
source: 49 FR 20197, May 11, 1984, unless otherwise noted.