---
kind: "section"
citation: "49 C.F.R. § 392.51"
title: "49"
number: "392.51"
heading: "Reserve fuel; materials of trade."
url: "https://uscodex.org/cfr/49/392.51"
---

# §392.51. Reserve fuel; materials of trade.


Small amounts of fuel for the operation or maintenance of a commercial motor vehicle (including its auxiliary equipment) may be designated as materials of trade (see [49 CFR 171.8](/cfr/49/171.8.md)).

- (a) The aggregate gross weight of all materials of trade on a motor vehicle may not exceed 200 kg (440 pounds).
- (b) Packaging for gasoline must be made of metal or plastic and conform to requirements of 49 CFR Parts [171](/cfr/49/part171.md), [172](/cfr/49/part172.md), 173, and 178 or requirements of the Occupational Safety and Health Administration contained in [29 CFR 1910.106](/cfr/29/1910.106.md).
- (c) For Packing Group II (including gasoline), Packing Group III (including aviation fuel and fuel oil), or ORM-D, the material is limited to 30 kg (66 pounds) or 30 L (8 gallons).
- (d) **For diesel fuel, the capacity of the package is limited to 450 L (119 gallons).**
- (e) A Division 2.1 material in a cylinder is limited to a gross weight of 100 kg (220 pounds). (A Division 2.1 material is a flammable gas, including liquefied petroleum gas, butane, propane, liquefied natural gas, and methane).

## Notes

### Amendments

[63 FR 33279, June 18, 1998]

### Authority

Authority: 49 U.S.C. 504, 13902, 31136, 31151, 31502; Section 112 of Pub. L. 103-311, 108 Stat. 1673, 1676 (1994), as amended by sec. 32509 of Pub. L. 112-141, 126 Stat. 405-805 (2012); and 49 CFR 1.87.

### Source

Source: 33 FR 19732, Dec. 25, 1968, unless otherwise noted.

### Amendments

[63 FR 33279, June 18, 1998]