---
type: restriction
id: usps-tear-gas
asset: shipping-restrictions-by-class
title: "Tear gas — Postal shipping restrictions by item category"
sources:
  - https://pe.usps.com/text/pub52/pub52c3_025.htm
source_quote: "Tear gas (UN1700, NA1693, and UN1693), except for those containing oleoresin capsicum."
generated: true
harvested: 2026-08-04
stale_after: 2027-08-04
item_category: "Tear gas"
carrier: "USPS"
restriction_type: "prohibited"
scope: "all mail"
conditions: "Nonmailable irritating material; exceptions may exist for those containing oleoresin capsicum"
verified: true
unverified_fields: carrier, conditions, restriction_type, scope
---
**Item category:** Tear gas

**Carrier:** USPS

**Restriction type:** prohibited

**Scope:** all mail

**Conditions:** Nonmailable irritating material; exceptions may exist for those containing oleoresin capsicum

> Tear gas (UN1700, NA1693, and UN1693), except for those containing oleoresin capsicum.

Source: <https://pe.usps.com/text/pub52/pub52c3_025.htm>