This is a petition for a Direct Final Rule pursuant to 49 CFR § 553.14 and 5 U.S.C. §553(e) requesting that the National Highway Traffic Safety Administration (NHTSA) and the U.S. Environmental Protection Agency (EPA) exercise their authority' to address various inconsistencies between the Corporate Average Fuel Economy (CAFE) regulatory program and the light-duty vehicle greenhouse gas (GHG) emissions regulations and to address additional inefficiencies in the programs.

Help with accessibility: Lucie Audette, audette.lucie@epa.gov, 734-214-4850.

• Petition for Direct Final Rule with Regard to Various Aspects of the Corporate Average Fuel Economy Program and the Greenhouse Gas Program (PDF)(22 pp, 2 MB)