49 C.F.R. § 172.308 Authorized abbreviations.
Title 49 - Transportation
(a) Abbreviations may not be used in a proper shipping name marking except as authorized in this section. (b) The abbreviation “ORM” may be used in place of the words “Other Regulated Material.” (c) Abbreviations which appear as authorized descriptions in column 2 of the §172.101 table (e.g., “TNT” and “PCB”) are authorized. [Amdt. 172–123, 55 FR 52591, Dec. 21, 1990, as amended by Amdt. 172–145, 60 FR 49110, Sept. 21, 1995]
Title 49: Transportation
PART 172—HAZARDOUS MATERIALS TABLE, SPECIAL PROVISIONS, HAZARDOUS MATERIALS COMMUNICATIONS, EMERGENCY RESPONSE INFORMATION, AND TRAINING REQUIREMENTS
Subpart D—Marking
§ 172.308 Authorized abbreviations.
