Reference Source

Miscellaneous hazardous materials (Hazard Class 9) — international mail

For Miscellaneous hazardous materials (Hazard Class 9), item category is Miscellaneous hazardous materials (Hazard Class 9) — international mail; carrier is USPS; restriction type is prohibited; scope is international mail; conditions is All miscellaneous hazardous materials are prohibited internationally except certain magnetized materials and small consumer-type lithium batteries installed in their equipment, recorded from its source on 2026-08-04.

Item category
Miscellaneous hazardous materials (Hazard Class 9) — international mail unconfirmed
Carrier
USPS our reading
Restriction type
prohibited our reading
Scope
international mail our reading
Conditions
All miscellaneous hazardous materials are prohibited internationally except certain magnetized materials and small consumer-type lithium batteries installed in their equipment
Sourcepe.usps.com
Verified2026-08-04
Review by2027-08-04
DatasetPostal shipping restrictions by item category

Values marked unconfirmed are shown, but we could not tie them to the quote below: Item category. Read the quote and judge them yourself.

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

International Mail: All miscellaneous hazardous materials are prohibited, except for certain magnetized materials as permitted in 349.242 (a) and IMM 136.1g, and small consumer-type lithium batteries (installed in the equipment they operate)

pe.usps.com, retrieved 2026-08-04

Source

Last verified against source: 2026-08-04. Scheduled for re-check by: 2027-08-04. This page as Markdown · OKF concept · full dataset as JSON.