335 ID8000 Materials

A miscellaneous hazardous class specific to certain materials within Classes 2, 3, 6.1, and 9 that can qualify as a mailable consumer commodity material and are reclassed as ID8000 when intended for air transportation is permitted for domestic mail, subject to the applicable 49 CFR requirements. Mailpieces must bear the DOT square-on-point marking including the symbol “Y,” Identification Number “ID8000,” the proper shipping name “Consumer Commodity,” and an approved DOT Class 9 hazardous material warning label.