Regulations last checked for updates: Feb 21, 2025

Title 40 - Protection of Environment last revised: Nov 21, 2025

FLUORIDE EMISSIONS FROM PHOSPHATE FERTILIZER PLANTS

TOTAL REDUCED SULFUR EMISSIONS FROM KRAFT PULP MILLS
FLUORIDE EMISSIONS FROM PRIMARY ALUMINUM REDUCTION PLANTS
EMISSIONS FROM EXISTING MUNICIPAL WASTE COMBUSTORS WITH THE CAPACITY TO BURN GREATER THAN 250 TONS PER DAY OF MUNICIPAL SOLID WASTE
authority: 42 U.S.C. 7401
source: 43 FR 51393, Nov. 3, 1978, unless otherwise noted.