Regulations last checked for updates: Jan 18, 2025

Title 40 - Protection of Environment last revised: Dec 30, 2025

FLUORIDE EMISSIONS FROM PHOSPHATE FERTILIZER PLANTS
LANDFILL GAS EMISSIONS FROM EXISTING MUNICIPAL SOLID WASTE LANDFILLS
EXISTING LARGE MUNICIPAL WASTE COMBUSTORS
CONTROL OF AIR EMISSIONS FROM COMMERCIAL AND INDUSTRIAL SOLID WASTE INCINERATION UNITS
CONTROL OF AIR EMISSIONS FROM OTHER SOLID WASTE INCINERATION UNITS
authority: 42 U.S.C. 7401
source: 43 FR 51393, Nov. 3, 1978, unless otherwise noted.