would amend the CAA to repeal the natural gas tax.

would amend §§111, 169, and 171 of the CAA to clarify when a physical change in, or change in the method of operation of, a stationary source constitutes a modification or construction.

would amend the CAA to modify the Methane Emissions Reduction Program.

would repeal §138 of the CAA relating to environmental and climate justice block grants.

would amend the CAA with respect to the ethanol waiver for Reid Vapor Pressure under the Act.