National Emission Standards for Hazardous Air Polluntants. Federal emissions standards for air toxics regulated under Clean Air Act.

National Emission Standards for Hazardous Air Pollutants

National Emission Standard for Hazardous Air Pollutants NESHAPS are the standards governing the emissions of 189 air toxics. EPA has issued a list of source categories and subcategories that will be regulated under the NESHAPs program. These regulations include technology-based standards, work practice standards, and residual risk-based standards. See Also: CAA, HAP...................