---
type: restriction
id: usps-radioactive-materials-bearing-class-7-labels-international-mail
asset: shipping-restrictions-by-class
title: "Radioactive materials bearing Class 7 labels — international mail — Postal shipping restrictions by item category"
sources:
  - https://pe.usps.com/text/pub52/pub52c3_026.htm
source_quote: "International Mail: Radioactive materials bearing or required to bear a Class 7 Radioactive White-I, Radioactive Yellow-II, or Radioactive Yellow-III hazardous materials warning label"
generated: true
harvested: 2026-08-04
stale_after: 2027-08-04
item_category: "Radioactive materials bearing Class 7 labels — international mail"
carrier: "USPS"
restriction_type: "prohibited"
scope: "international mail"
conditions: "Radioactive materials bearing or required to bear a Class 7 Radioactive White-I, Yellow-II, or Yellow-III label are prohibited; eligible shipments may only go via First-Class Package International Service with Registered Mail"
verified: true
unverified_fields: carrier, conditions
---
**Item category:** Radioactive materials bearing Class 7 labels — international mail

**Carrier:** USPS

**Restriction type:** prohibited

**Scope:** international mail

**Conditions:** Radioactive materials bearing or required to bear a Class 7 Radioactive White-I, Yellow-II, or Yellow-III label are prohibited; eligible shipments may only go via First-Class Package International Service with Registered Mail

> International Mail: Radioactive materials bearing or required to bear a Class 7 Radioactive White-I, Radioactive Yellow-II, or Radioactive Yellow-III hazardous materials warning label

Source: <https://pe.usps.com/text/pub52/pub52c3_026.htm>