Question The identification number associated with a hazardous material should appear: Answers On the material's packaging. On the vehicle's license plate. Directly next to a placard. On a bumper sticker on the vehicle. Explanation A material's ID number must appear on its accompanying shipping paper as well as on its packaging. It must also appear on cargo tanks and other bulk packaging. Take a FREE Practice Test Now This questions appears in the following tests: New York HazMat , South Carolina HazMat , West Virginia HazMat , Wyoming HazMat ,