The American Chemistry Council (ACC), The American Fuel & Petrochemical Manufacturers (AFPM), The U.S. Tire Manufacturers Association (USTMA), and The Vinyl Institute (the associations) respectfully submit these comments on the U.S. Environmental Protection Agency’s (“EPA”) proposed New Source Performance Standards for the Synthetic Organic Chemical Manufacturing Industry and National Emission Standards for Hazardous Air Pollutants for the Synthetic Organic Chemical Manufacturing Industry and Group I & II Polymers and Resins.