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Publication 52 - Hazardous, Restricted, and Perishable Mail >
7 Air Transportation Requirements > 72 Hazardous Materials: Air Transportation > 724 ORM–D AIR Materials
Hazardous materials permitted to be sent in domestic mail via air transportation must qualify as ORM–D AIR Consumer Commodity materials, except for the few materials specified in 322 and Exhibit 331. See 333 for more information on ORM–D materials.
To be acceptable for air transportation, an ORM–D AIR Consumer Commodity material must be eligible for shipment via air and must be properly packaged and marked. The mailpiece must also bear a shipper’s declaration for dangerous goods as required in 326 and 725.3.