---
type: restriction
id: usps-division-2-2-nonflammable-gases-domestic-air
asset: shipping-restrictions-by-class
title: "Division 2.2 Nonflammable Gases — domestic air — Postal shipping restrictions by item category"
sources:
  - https://pe.usps.com/text/pub52/pub52c3_021.htm
source_quote: "Division 2.2 (nonflammable gases) are generally permitted if the material can qualify as an ID8000 material"
generated: true
harvested: 2026-08-04
stale_after: 2027-08-04
item_category: "Division 2.2 Nonflammable Gases — domestic air"
carrier: "USPS"
restriction_type: "restricted"
scope: "domestic mail via air transportation"
conditions: "Generally permitted if qualifies as ID8000 material and meets quantity limits and packaging requirements"
verified: false
unverified_fields: carrier, conditions, item_category, restriction_type, scope
---
**Item category:** Division 2.2 Nonflammable Gases — domestic air

**Carrier:** USPS

**Restriction type:** restricted

**Scope:** domestic mail via air transportation

**Conditions:** Generally permitted if qualifies as ID8000 material and meets quantity limits and packaging requirements

> Division 2.2 (nonflammable gases) are generally permitted if the material can qualify as an ID8000 material

Source: <https://pe.usps.com/text/pub52/pub52c3_021.htm>