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40 CFR Part 63 NESHAPs

40 CFR Part 63 NESHAP (MACT) Source CategoriesMajor Source RequirementsArea Source Requirements
Acrylic/Modacrylic FibersSubpart YYSubpart LLLLLL (6L)
AerospaceSubpart GG**
Asphalt Processing and Asphalt Roofing ManufacturingSubpart LLLLLSubpart AAAAAAA (7A)
Auto and Light Duty Truck Surface CoatingSubpart IIII**
Boat ManufacturingSubpart VVVV**
Brick and Structural Clay Products Manufacturing (see also Clay Ceramics)Subpart JJJJJ**
Carbon Black ProductionSubpart YYSubpart MMMMMM (6M)
Cellulose Products ManufacturingSubpart UUUU**
Chemical Manufacturing Industry*Subpart VVVVVV (6V)
Chemical Preparations Industry*Subpart BBBBBBB (7B)
Chromium Compounds*Subpart NNNNNN (6N)
Chromium Electroplating and AnodizingSubpart NSubpart N
Clay Ceramics ManufacturingSubpart KKKKKSubpart RRRRRR (6R)
Coal and Oil Fired Electric Utility Steam GenerationSubpart UUUUUSubpart UUUUU
Coke Ovens: Charging, Top Side, and Door LeaksSubpart LSubpart L
Coke Ovens: Pushing, Quenching, and Battery StacksSubpart CCCCC**
Combustion Sources at Kraft, Soda, Sulfite, & Stand-Alone Semichemical Pulp Mills (Pulp and Paper MACT II)Subpart MM**
Dry Cleaning using PerchloroethyleneSubpart MSubpart M
Electric Arc Furnace Steelmaking Facilities*Subpart YYYYY
Engine Test Cells/StandsSubpart PPPPP**
Ethylene Manufacturing/ProductionSubparts XX, YY**
Ethylene Oxide Emission Standards for Sterilization FacilitiesSubpart OSubpart O
Fabric Printing, Coating and DyeingSubpart OOOO**
Ferroalloys ProductionSubpart XXXSubpart YYYYYY (6Y)
Flexible Polyurethane Foam Fabrication OperationSubpart MMMMMSubpart OOOOOO (6O)
Flexible Polyurethane Foam ProductionSubpart IIISubpart OOOOOO (6O)
Friction Products ManufacturingSubpart QQQQQWatch out for the applicability language in 63.9485(a)
Gasoline Dispensing Facilities*Subpart CCCCCC (6C)
Gasoline Distribution (Stage 1)Subpart R**
Gasoline Distribution Bulk Terminals, Bulk Plants, and Pipeline Facilities*Subpart BBBBBB (6B)
Generic MACT - Acetal Resins , Cyanide Chemicals, Hydrogen Fluoride, Polycarbonates Production, Spandex ProductionSubpart YY**
Glass Manufacturing*Subpart SSSSSS (6S)
Gold Mine Ore Processing and Production*Subpart EEEEEEE (7E)
Halogenated Solvent CleaningSubpart TSubpart T
Hazardous Organic NESHAP (Synthetic Organic Chemical Manufacturing Industry)Subparts F, G, H, I**
Hazardous Waste CombustorsSubpart EEESubpart EEE
Hospital Ethylene Oxide Sterilizers*Subpart WWWWW
Hydrochloric Acid ProductionSubpart NNNNN**
Industrial Process Cooling TowersSubpart Q**
Industrial, Commercial and Institutional Boilers and Process HeatersSubpart DDDDDSubpart JJJJJJ (6J)
Integrated Iron and SteelSubpart FFFFF**
Iron and Steel FoundriesSubpart EEEEESubpart ZZZZZ
Large Appliances Surface CoatingSubpart NNNN**
Lead Acid Battery Manufacturing*Subpart PPPPPP (6P)
Leather Finishing OperationsSubpart TTTT**
Lime ManufacturingSubpart AAAAA**
Magnetic Tape Surface CoatingSubpart EESubpart EE
Manufacturing Nutritional YeastSubpart CCCC**
Marine Vessel Loading OperationsSubpart YSubpart Y
Mercury Cell Chlor-Alkali PlantsSubpart IIIIISubpart IIIII
Metal Can Surface CoatingSubpart KKKK**
Metal Coil Surface CoatingSubpart SSSS**
Metal Fabrication and Finishing Nine Source Categories*Subpart XXXXXX (6X)
Metal Furniture Surface CoatingSubpart RRRR**
Mineral Wool ProductionSubpart DDD**
Miscellaneous Organic Chemical Production and Processes (MON)Subpart FFFF**
Miscellaneous Coating ManufacturingSubpart HHHHH**
Miscellaneous Metal Parts and Products Surface CoatingSubpart MMMM**
Municipal Solid Waste LandfillsSubpart AAAASubpart AAAA
Natural Gas Transmission and StorageSubpart HHH**
Nonferrous Foundries*Subpart ZZZZZZ (6Z)
Off-Site Waste Recovery OperationsSubpart DD**
Oil and Natural Gas ProductionSubpart HHSubpart HH
Organic Liquids Distribution (non-gasoline)Subpart EEEE**
Paint Stripping and Miscellaneous Surface Coating Operations*Subpart HHHHHH (6H)
Paints and Allied Products Manufacturing*Subpart CCCCCCC (7C)
Paper and Other Web Surface CoatingSubpart JJJJ**
Pesticide Active Ingredient ProductionSubpart MMM**
Petroleum RefineriesSubpart CC**
Petroleum Refineries (Catalytic Cracking, Catalytic Reforming, Sulfur Recovery)Subpart UUU**
Pharmaceuticals ProductionSubpart GGG**
Phosphate FertilizersSubpart BB**
Phosphoric AcidSubpart AA**
Plastic Parts Surface CoatingSubpart PPPP**
Plating and Polishing Operations*Subpart WWWWWW (6W)
Plywood and Composite Wood ProductsSubpart DDDD**
Polyether Polyols ProductionSubpart PPP**
Polymers & Resins I
  • Butyl Rubber
  • Epichlorohydrin Elastomers
  • Ethylene Propylene Rubber
  • Hypalon (TM) Production
  • Neoprene Production
  • Nitrile Butadiene Rubber
  • Polybutadiene Rubber
  • Polysulfide Rubber
  • Styrene-Butadiene Rubber & Latex
Subpart U**
Polymers & Resins II : Epoxy Resins, Non-Nylon PolyamidesSubpart W**
Polymers & Resins III : Amino/Phenolic ResinsSubpart OOO**
Polymers & Resins IV
  • Acrylonitrile-Butadiene-Styrene
  • Methyl Methacrylate-Acrylonitrile+
  • Methyl Methacrylate-Butadiene++
  • Polystyrene
  • Styrene Acrylonitrile
  • Polyethylene Terephthalate
  • Nitrile Resins
Subpart JJJ**
Polyvinyl Chloride and Copolymers ProductionSubparts J, HHHHHHH (7H)Subpart DDDDDD (6D)
Portland Cement ManufacturingSubpart LLLSubpart LLL
Prepared Feeds Manufacturing*Subpart DDDDDDD (7D)
Primary Aluminum ReductionSubpart LL**
Primary Copper SmeltingSubpart QQQSubpart EEEEEE (6E)
Primary Lead SmeltingSubpart TTTSubpart TTT
Primary Magnesium RefiningSubpart TTTTT**
Primary Nonferrous Metals - Zinc, Cadmium, and Beryllium*Subpart GGGGGG (6G)
Printing and Publishing Surface CoatingSubpart KKSubpart KK
Publicly Owned Treatment Works (POTW)Subpart VVVSubpart VVV
Pulp and Paper MACT (see also Combustion Sources at Kraft, Soda, and Sulfite Pulp & Paper Mills)Subpart S**
Reciprocating Internal Combustion Engines (RICE)Subpart ZZZZSubpart ZZZZ
Refractory Products ManufacturingSubpart SSSSS**
Reinforced Plastic Composites ProductionSubpart WWWW**
Rubber Tire ManufacturingSubpart XXXX**
Secondary Aluminum ProductionSubpart RRRSubpart RRR
Secondary Copper Smelting*Subpart FFFFFF (6F)
Secondary Lead SmeltersSubpart XSubpart X
Secondary Nonferrous Metals Processing (Brass, Bronze, Magnesium and Zinc)*Subpart TTTTTT (6T)
Semiconductor ManufacturingSubpart BBBBB**
Shipbuilding and Ship Repair Surface CoatingSubpart II**
Site RemediationSubpart GGGGG**
Solvent Extraction for Vegetable Oil ProductionSubpart GGGG**
Stationary Combustion TurbinesSubpart YYYY**
Steel Pickling - HCL ProcessSubpart CCC**
Taconite Iron Ore ProcessingSubpart RRRRR**
Wet Formed Fiberglass Mat ProductionSubpart HHHH**
Wood Building Products Surface CoatingSubpart QQQQ**
Wood Furniture Surface CoatingSubpart JJSubpart JJ
Wood Preserving*Subpart QQQQQQ (6Q)
Wool Fiberglass ManufacturingSubpart NNNSubpart NN

* There may be a major source NESHAP under a different name that includes the affected source(s) described in the area source NESHAP listed in this row.
** There may be an area source NESHAP under a different name that includes the affected source(s) described in the major source NESHAP listed in this row.