California Code
CHAPTER 4 - Classification of Fireworks and Pyrotechnic Devices
Section 12568.

12568. The manufacturer, importer, or wholesaler shall stamp or label each case or carton of dangerous fireworks offered for sale, sold, consigned, or delivered within the state for sale or use within this state as dangerous fireworks. Each package of safe and sane fireworks shall be marked as safe and sane fireworks and shall bear the State Fire Marshal’s classification label and licensee’s registration number.

(Added by Stats. 1973, Ch. 1109.)