---
kind: "section"
citation: "49 C.F.R. § 538.1"
title: "49"
number: "538.1"
heading: "Scope."
url: "https://uscodex.org/cfr/49/538.1"
---

# §538.1. Scope.


This part establishes minimum driving range criteria to aid in identifying passenger automobiles that are dual-fueled automobiles. It also establishes gallon equivalent measurements for gaseous fuels other than natural gas.


## Notes

### Amendments

[75 FR 25728, May 7, 2010]

### Authority

Authority: 49 U.S.C. 32901, 32905, and 32906; delegation of authority at 49 CFR 1.95.

### Source

Source: 61 FR 14511, Apr. 2, 1996, unless otherwise noted.

### Amendments

[75 FR 25728, May 7, 2010]