National fuel economy policy

(a) Federal authority and exclusivity It is the sense of Congress that, pursuant to the Commerce Clause of section 8 of article I of the Constitution of the United States, the regulation of fuel economy standards for motor vehicles manufactured for sale in interstate commerce is exclusively reserved to the Federal Government. (b) Preemption A State or a political subdivision thereof may not adopt or enforce a law or regulation requiring compliance with fuel economy standards or average fuel economy standards for automobiles. (c) Rule of construction This section shall be construed as providing that a person involved in the purchase, manufacture, or sale of a motor vehicle for use in interstate commerce, including consumers, manufacturers, distributors, and sellers of motor vehicles, has a right to be free from the adoption or enforcement of State laws or regulations inconsistent with this section.