41 C.F.R. § 102-34.55

(a) Section 32917 of title 49, U.S. Code, and E.O. 12375 require that each executive agency meet the fleet average fuel economy standards in place as of January 1 of each fiscal year. The standards for passenger automobiles are prescribed in 49 U.S.C. 32902(b). The Department of Transportation publishes the standards for light trucks and amendments to the standards for passenger automobiles at https://www.dot.gov.

(b) Guidance on fleet average fuel economy standards including calculation methods, exemption request procedures, records management protocols, and compliance requirements is available in a customer service guide that may be found at https://www.gsa.gov/vehiclepolicy. For more information, contact GSA at [email protected].

(c) This section does not apply to military design motor vehicles, law enforcement motor vehicles, or motor vehicles intended for emergency rescue.