U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
This part applies to automobile manufacturers, except for manufacturers subject to an alternate fuel economy standard under 49 U.S.C. 32902(d).
Regulations most recently checked for updates: Aug 27, 2025
This part applies to automobile manufacturers, except for manufacturers subject to an alternate fuel economy standard under 49 U.S.C. 32902(d).