would establish a compliance deadline of May 15, 2023, for Step Two emissions standards for new residential wood heaters, new residential hydronic heaters, and forced-air furnaces.

would provide for reallocation of the renewable fuel obligation of exempted small refineries under §211(o) of the CAA to other refineries, blenders, distributors, and importers.

would support America's clean car standards and defend state authority under the CAA to protect their citizens from harmful air pollution.

would exempt from certain requirements of the CAA incinerator units owned and operated by a federal, state, or local law enforcement agency when used for the sole purpose of destroying contraband or household pharmaceuticals. 

would address the health and economic development impacts of nonattainment of federally mandated air quality standards in the San Joaquin Valley, California, by designating air quality empowerment zones.