Category A infectious substances (UN2814, UN2900)
For Category A infectious substances (UN2814, UN2900), carrier is USPS; restriction type is prohibited; scope is all mail including international; conditions is Category A infectious substances (capable of causing permanent disability or life-threatening disease in healthy humans/animals) are nonmailable, recorded from its source on 2026-08-04.
- Item category
- Category A infectious substances (UN2814, UN2900) unconfirmed
- Carrier
- USPS our reading
- Restriction type
- prohibited our reading
- Scope
- all mail including international our reading
- Conditions
- Category A infectious substances (capable of causing permanent disability or life-threatening disease in healthy humans/animals) are nonmailable
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
Category A: An infectious substance transported in a form capable of causing permanent disability or life-threatening or fatal disease in otherwise healthy humans or animals when exposure occurs. Category A infectious substances are nonmailable.
— pe.usps.com, retrieved 2026-08-04
Source
- pe.usps.comhttps://pe.usps.com/text/pub52/pub52c3_025.htm