Regulations last checked for updates: May 09, 2026

Title 40 - Protection of Environment last revised: Aug 09, 2026

PLAN FOR THE CONTROL OF DESIGNATED POLLUTANTS FROM EXISTING FACILITIES (SECTION 111(D) PLAN)
SULFURIC ACID MIST FROM EXISTING SULFURIC ACID PLANTS
FLUORIDE EMISSIONS FROM PHOSPHATE FERTILIZER PLANTS
LANDFILL GAS EMISSIONS FROM EXISTING MUNICIPAL SOLID WASTE LANDFILLS

AIR EMISSIONS FROM HOSPITAL/MEDICAL/INFECTIOUS WASTE INCINERATORS
AIR EMISSIONS FROM SMALL EXISTING MUNICIPAL WASTE COMBUSTION UNITS
authority: 42 U.S.C. 7401
source: 43 FR 51393, Nov. 3, 1978, unless otherwise noted.