Chemical Manufacturing Sector (NAICS 325)

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.

Read more about sectors at the US Census Bureau NAICS site.

Additional federal and state regulations not listed here may apply. Find your state environmental agency.

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 that are being phased out under the stratospheric ozone protection provisions of the Clean Air Act (CAA).
Toxic Substances:
- Chemical Information Collection and Data Development (Testing) - requirements for manufacturers and processors of existing chemicals to test their chemicals for health and environmental effects.
- New Chemicals Program- Established to help manage the potential risk from 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 : compliance assistance center.