U.S. Code of Federal Regulations

Regulations most recently checked for updates: Apr 14, 2026


FLUORIDE EMISSIONS FROM PHOSPHATE FERTILIZER PLANTS
PLANS FOR THE CONTROL OF DESIGNATED POLLUTANTS FROM EXISTING FACILITIES (SECTION 111(D) PLAN)
METALS, ACID GASES, ORGANIC COMPOUNDS AND NITROGEN OXIDE EMISSIONS FROM EXISTING MUNICIPAL WASTE COMBUSTORS WITH THE CAPACITY TO COMBUST GREATER THAN 250 TONS PER DAY OF MUNICIPAL SOLID WASTE

EMISSIONS FROM EXISTING COMMERCIAL INDUSTRIAL SOLID WASTE INCINERATORS (CISWI) UNITS—SECTION 111(D)/129 FEDERAL PLAN DELEGATIONS
EMISSIONS FROM EXISTING SMALL MUNICIPAL WASTE COMBUSTION UNITS—SECTION 111(D)/129 FEDERAL PLAN DELEGATIONS
EMISSIONS FROM EXISTING SEWAGE SLUDGE INCINERATION UNITS—SECTION 111(D)/129 FEDERAL PLAN DELEGATIONS