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§172.308 Authorized abbreviations. RegSenseHazmat markingsPipeline and Hazardous Materials Safety Administration (PHMSA), DOTCFR RegulationsHazmat SafetyFocus AreaCFR SectionHazmat markings, Placards, and LabelsEnglishTransportationUSA
(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] READ MORESHOW LESS['Hazmat markings, Placards, and Labels']['Hazmat markings']