49 C.F.R. § 172.402 Additional labeling requirements.
Title 49 - Transportation
(a) Subsidiary hazard labels. Each package containing a hazardous material— (1) Shall be labeled with primary and subsidiary hazard labels as specified in column 6 of the §172.101 table (unless excepted in paragraph (a)(2) of this section); and (2)For other than Class 1 or Class 2 materials (for subsidiary labeling requirements for Class 1 or Class 2 materials see paragraph (e) or paragraphs (f) and (g), respectively, of this section), if not already labeled under paragraph (a)(1) of this section, shall be labeled with subsidiary hazard labels in accordance with the following table: (b) Display of hazard class on labels. The appropriate hazard class or division number must be displayed in the lower corner of a primary hazard label and a subsidiary hazard label. A subsidiary label meeting the specifications of this section which were in effect on September 30, 2001, such as, a label without the hazard class or division number displayed in the lower corner of the label) may continue to be used as a subsidiary label in domestic transportation by rail or highway until October 1, 2005, provided the color tolerances are maintained and are in accordance with the display requirements in this subchapter. (c) Cargo Aircraft Only label. Each person who offers for transportation or transports by aircraft a package containing a hazardous material which is authorized on cargo aircraft only shall label the package with a CARGO AIRCRAFT ONLY label specified in §172.448 of this subpart. (d) Class 7 (Radioactive) Materials. Except as otherwise provided in this paragraph, each package containing a Class 7 material that also meets the definition of one or more additional hazard classes must be labeled as a Class 7 material as required by §172.403 and for each additional hazard. (1) For a package containing a Class 7 material that also meets the definition of one or more additional hazard classes, whether or not the material satisfies §173.4(a)(1)(iv) of this subchapter, a subsidiary label is not required on the package if the material conforms to the remaining criteria in §173.4 of this subchapter. (2) Each package or overpack containing fissile material, other than fissile-excepted material (see §173.453 of this subchapter) must bear two FISSILE labels, affixed to opposite sides of the package or overpack, which conforms to the figure shown in §172.441; such labels, where applicable, must be affixed adjacent to the labels for radioactive materials. (e) Class 1 (explosive) Materials. In addition to the label specified in column 6 of the §172.101 table, each package of Class 1 material that also meets the definition for: (1) Division 6.1, Packing Groups I or II, shall be labeled POISON or POISON INHALATION HAZARD, as appropriate. (2) Class 7, shall be labeled in accordance with §172.403 of this subpart. (f) Division 2.2 materials. In addition to the label specified in column 6 of the §172.101 table, each package of Division 2.2 material that also meets the definition for an oxidizing gas (see §171.8 of this subchapter) must be labeled OXIDIZER. (g) Division 2.3 materials. In addition to the label specified in column 6 of the §172.101 table, each package of Division 2.3 material that also meets the definition for: (1) Division 2.1, must be labeled Flammable Gas; (2) Division 5.1, must be labeled Oxidizer; and (3) Class 8, must be labeled Corrosive. [Amdt. 172–123, 55 FR 52594, Dec. 21, 1990, as amended at 56 FR 66255, Dec. 20, 1991; Amdt. 172–139, 59 FR 67490, Dec. 29, 1994; Amdt. 172–140, 60 FR 26805, May 18, 1995; Amdt. 172–149, 61 FR 27173, May 30, 1996; 62 FR 39405, July 22, 1997; 66 FR 33425, June 21, 2001; 69 FR 3668, Jan. 26, 2004]
Title 49: Transportation
PART 172—HAZARDOUS MATERIALS TABLE, SPECIAL PROVISIONS, HAZARDOUS MATERIALS COMMUNICATIONS, EMERGENCY RESPONSE INFORMATION, AND TRAINING REQUIREMENTS
Subpart E—Labeling
§ 172.402 Additional labeling requirements.
Subsidiary Hazard Labels------------------------------------------------------------------------ Subsidiary Hazard (Class or Division) Subsidiary hazard level ----------------------------------------- (packing group) 3 4.1 4.2 4.3 5.1 6.1 8------------------------------------------------------------------------I............................. X *** *** X X X XII............................ X X X X X X XIII........................... * X X X X X X------------------------------------------------------------------------X_Required for all modes.*_Required for all modes, except for a material with a flash point at or above 38 °C (100 °F) transported by rail or highway.**_Reserved***_Impossible as subsidiary hazard.
