49 U.S.C. § 32919 : US Code - Section 32919: Preemption

Search 49 U.S.C. § 32919 : US Code - Section 32919: Preemption

      (a) General. - When an average fuel economy standard prescribed
    under this chapter is in effect, a State or a political subdivision
    of a State may not adopt or enforce a law or regulation related to
    fuel economy standards or average fuel economy standards for
    automobiles covered by an average fuel economy standard under this
    chapter.
      (b) Requirements Must Be Identical. - When a requirement under
    section 32908 of this title is in effect, a State or a political
    subdivision of a State may adopt or enforce a law or regulation on
    disclosure of fuel economy or fuel operating costs for an
    automobile covered by section 32908 only if the law or regulation
    is identical to that requirement.
      (c) State and Political Subdivision Automobiles. - A State or a
    political subdivision of a State may prescribe requirements for
    fuel economy for automobiles obtained for its own use.