---
type: restriction
id: usps-small-arms-ammunition-regulated-as-class-1-explosive
asset: shipping-restrictions-by-class
title: "Small Arms Ammunition regulated as Class 1 explosive — Postal shipping restrictions by item category"
sources:
  - https://pe.usps.com/text/pub52/pub52c3_020.htm
source_quote: "Ammunition that is regulated as a Class 1 explosive and designed to be fired from a pistol, revolver, rifle, or shotgun, as well as associated primers and blank cartridges (including those designed for tools) and propellant powder for use in any firearm, is prohibited from mailing."
generated: true
harvested: 2026-08-04
stale_after: 2027-08-04
item_category: "Small Arms Ammunition regulated as Class 1 explosive"
carrier: "USPS"
restriction_type: "prohibited"
scope: "all mail"
conditions: "Ammunition regulated as Class 1 explosive fired from pistol, revolver, rifle, or shotgun; associated primers, blank cartridges, and propellant powder are prohibited"
verified: false
unverified_fields: carrier, item_category
---
**Item category:** Small Arms Ammunition regulated as Class 1 explosive

**Carrier:** USPS

**Restriction type:** prohibited

**Scope:** all mail

**Conditions:** Ammunition regulated as Class 1 explosive fired from pistol, revolver, rifle, or shotgun; associated primers, blank cartridges, and propellant powder are prohibited

> Ammunition that is regulated as a Class 1 explosive and designed to be fired from a pistol, revolver, rifle, or shotgun, as well as associated primers and blank cartridges (including those designed for tools) and propellant powder for use in any firearm, is prohibited from mailing.

Source: <https://pe.usps.com/text/pub52/pub52c3_020.htm>