Chemical Manufacturing is part of the Manufacturing Sector (NAICS 31 - 33).  This sector covers the transformation of organic and inorganic raw materials by a chemical process and the formation of products.

Laws and Regulations

• Air:
  • Greenhouse Gas Reporting Program
  • National Emission Standards for Hazardous Air Pollutants (NESHAP):
    • Benzene Waste Operations
    • Cellulose Products Manufacturing
    • Commercial Sterilizers
    • Ferromanganese and Silicomanganese Production (Ferroalloys, Major Sources)
    • Generic MACT (Acetal Resins, Hydrogen Floride, Polycarbonates Production, Acrylic/Modacrylic Fibers, Spandex Production, Carbon Black, and Ethylene Processes)
    • Hazardous Waste Combustion
    • Hazardous Organic NESHAP (Synthetic Organic Chemical Manufacturing Industry)
    • Hydrochloric Acid Production (Fumed Silica Production)
    • Industrial Cooling Towers
    • Magnetic Tape (surface coating)
    • Mercury Cell Chlor-Alkali Plants
    • Misc. Coating Manufacturing
    • Misc. Organic Chemical Production and Processes (MON)
    • Organic Liquids Distribution (non-gasoline)
    • Pesticide Active Ingredient Production
    • Pharmaceuticals Production
    • Phosphoric Acid/Phosphate Fertilizers
    • Polyether Polyols Production
    • Polymers & Resins I (Butyl Rubber, Epichlorohydrin Elastomers, Ethylene Propylene Rubber, Hypalon (TM), Neoprene, Nitrile Butadiene, Polybutadiene Rubber, Polysulfide, and Styrene-Butadiene Rubber and Latex)
    • Polymers & Resins II (Epoxy Resins and Non-Nylon Polyamides)
    • Polymers & Resins III (Amino and Phenolic Resins)
    • Polymers & Resins IV (Acrylonitrile-Butadiene-Styrene, Methyl Methacrylate-Acrylonitrile+, Methyl Methacrylate-Butadiene++, Polystrene, Styrene Acrylonitrile, Polyethylene Terephthalate, and Nitrile Resins)
    • Polyvinyl Chloride and Copolymers Production
    • Primary Copper
    • Reinforced Plastic Composites Production
    • Site Remediation
    • Tetrahydrobenzaldehyde Manufacture (Formerly Butadiene Dimers Production)
  • Stratospheric Ozone Regulations:
    • The Phaseout of Ozone Depleting Substances
    • Significant New Alternatives Policy (SNAP) Program: EPA's program to evaluate and regulate substitutes for the ozone-depleting chemicals.
• Toxic Substances:
  • Chemical Information Collection and Data Development (Testing): requirements for manufacturers and processors of existing chemicals.
  • New Chemicals Program: chemicals new to the marketplace. Mandated by Section 5 of TSCA.
• Water:
  • Potential Chlorine and Chlorinated Hydrocarbon (CCH) Manufacturing Guidelines: effluent guidelines. 
  • Organic Chemicals, Plastics, and Synthetic Fibers (OCPSF): effluent guidelines. 

Compliance

• Chemical Manufacturing Sector Compliance Assistance: including industry profiles, compliance assistance centers, and more.
• Combustion Portal Exit: compliance assistance center.

Enforcement

• Reducing Widespread Air Pollution from the Largest Sources: National Enforcement Initiatives

Policies and Guidance

• Compliance Guidance for Industrial Process Refrigeration Leak Repairs Regulations Under Section 608 Clean Air Act

Related Technical Information

• AP 42 - Chapter 6: Organic Chemical Process Industry and Chapter 8: Inorganic Chemical Industry: emission factors and process information for air pollution source categories.