49 C.F.R. § 172.528 NON-FLAMMABLE GAS placard.
Title 49 - Transportation
(a) Except for size and color, the NON-FLAMMABLE GAS placard must be as follows: (b) In addition to complying with §172.519, the background color on the NON-FLAMMABLE GAS placard must be green. The letters in both words must be at least 38 mm (1.5 inches) high. The symbol, text, class number and inner border must be white. [Amdt. 172–123, 56 FR 66261, Dec. 20, 1991]
Title 49: Transportation
PART 172—HAZARDOUS MATERIALS TABLE, SPECIAL PROVISIONS, HAZARDOUS MATERIALS COMMUNICATIONS, EMERGENCY RESPONSE INFORMATION, AND TRAINING REQUIREMENTS
Subpart F—Placarding
§ 172.528 NON-FLAMMABLE GAS placard.
