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Part 531—Passenger Automobile Average Fuel Economy Standards

Passenger Automobile Average Fuel Economy Standards

ContainsSections 531.1–531.6; Appendix A
CorpusDaily eCFR
Displayed edition2026-04-15
Last updated2026-04-15

PART 531—PASSENGER AUTOMOBILE AVERAGE FUEL ECONOMY STANDARDS

Contents

Authority49 U.S.C. 32902, delegation of authority at 49 CFR 1.95.
Source87 FR 26070, May 2, 2022, unless otherwise noted.