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338 Nonmailable Materials Found in the Mailstream

When any mailpiece containing a nonmailable hazardous material is found in the mailstream, the procedures in POM 139.117 must be followed if the materials present an immediate threat to persons or property. When there is not immediate threat to persons or property, follow the procedures in POM 139.118 and Management Instruction (MI) DM–601–05–1, Hazardous Materials Acceptance and Handling.