would require that any revision to, or establishment of, primary or secondary NAAQS be made by statute.

would direct EPA to allow low volume motor vehicle manufacturers to install engines from vehicles that have been issued certificates of conformity.

would amend the CAA to prohibit the regulation of emissions of carbon dioxide from new or existing power plants under certain circumstances.

would authorize EPA to waive any emission standard or other requirement under the CAA applicable to the control of asbestos emissions in the demolition or renovation of a condemned building for which there is a reasonable expectation of structural failure.

would reduce the fuel economy obligations of automobile manufacturers whose fleets contain at least 50 percent fuel choice enabling vehicles.

would require EPA to fulfill certain requirements before regulating standards of performance for new, modified, and reconstructed fossil fuel-fired electric utility generating units.

would repeal EPA's most recent rule for new residential wood heaters.

would amend the renewable fuel program under the CAA to require the cellulosic biofuel requirement to be based on actual production.

would amend the CAA with respect to the ethanol waiver for the Reid vapor pressure limitations.