§ 555.109 Identification of explosive materials.
a.(a) Each licensed manufacturer of explosive materials shall legibly identify by marking all explosive materials he manufactures for sale or distribution. The marks required by this section must identify the manufacturer and the location, date, and shift of manufacture. The licensed manufacturer shall place on each cartridge, bag, or other immediate container of explosive materials manufactured for sale or distribution the required mark which shall also be placed on the outside container, if any, used for their packaging.