---
kind: "section"
citation: "49 C.F.R. § 531.1"
title: "49"
number: "531.1"
heading: "Scope."
url: "https://uscodex.org/cfr/49/531.1"
---

# §531.1. Scope.


This part establishes average fuel economy standards pursuant to [49 U.S.C. 32902](/usc/49/32902.md) for passenger automobiles.


## Notes

### Amendments

[89 FR 52945, June 24, 2024]

### Authority

Authority: 49 U.S.C. 32902, delegation of authority at 49 CFR 1.95.

### Source

Source: 87 FR 26070, May 2, 2022, unless otherwise noted.

### Amendments

[89 FR 52945, June 24, 2024]