46. Receptacles, cargo containers, tanks and cargo tanks containing bulk materials shall bear a tag, in a visible place, indicating the name of the hazardous materials that are stored therein. A tag placed on any receptacle shall bear the date on which storage began.
A sign indicating the name of the material that is stored therein shall be posted in proximity to an underground tank.
A building where bulk materials are stored shall have a sign at the entrance indicating the name of the materials.