Infectious substanceMailpieces containing specific types of infectious substances (Class 6, Category B) are acceptable in international mail subject to the provisions of DMM 601.10.17 and IMM 135.
Radioactive substance, excepted packageMailpieces containing Class 7 radioactive materials are acceptable in international mail subject to the provisions of DMM 601; Publication 52, Hazardous, Restricted, and Perishable Mail; and IMM 135.
MAILABLE to INTERNATIONAL(Under Certain Conditions)
Poster 702 March 2018PSN 7690-16-000-8928
PROHIBITED in INTERNATIONAL MAILDangerous Goods Warning Labels
Explosive
Flammable liquid
Explosive
Oxidizing substance
Toxic gasFlammable Gas Non-flammable, non-toxic gas
Organic peroxide
Flammable solid Substance liable to combust spontaneously
Substance emits a flammable gas when in contact with water
Toxic substance Infectious substance Category I, Category II, Category III
Corrosive Miscellaneous dangerous goods
Excepted quantity
Cryogenic liquidKeep away from heat
Lithium Battery LabelClass 9 Lithium Battery Label
Lithium Battery MarkCargo Aircraft Only
Magnetized material ORM-D (Consumer Commodity) Limited quantity Environmental hazard
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