Regulations last checked for updates: May 04, 2025

Title 49 - Transportation last revised: Mar 20, 2025
§ 537.1 - Scope.

This part establishes requirements for automobile manufacturers to submit reports to the National Highway Traffic Safety Administration regarding their efforts to improve automotive fuel economy.

authority: 49 U.S.C. 32907; delegation of authority at 49 CFR 1.95
source: 87 FR 26087, May 2, 2022, unless otherwise noted.
cite as: 49 CFR 537.1