# Shotgun hulls, empty casings, nonmetallic shotgun hulls, or casings without primers — Postal shipping restrictions by item category

For Shotgun hulls, empty casings, nonmetallic shotgun hulls, or casings without primers, carrier is USPS; restriction type is allowed; scope is all domestic mail; conditions is Not classified as explosives or hazardous materials under 49 CFR; mailable subject to applicable mailing rules, recorded from its source on 2026-08-04.

- **Item category:** Shotgun hulls, empty casings, nonmetallic shotgun hulls, or casings without primers
- **Carrier:** USPS _(our reading, not quoted from the source)_
- **Restriction type:** allowed _(our reading, not quoted from the source)_
- **Scope:** all domestic mail _(our reading, not quoted from the source)_
- **Conditions:** Not classified as explosives or hazardous materials under 49 CFR; mailable subject to applicable mailing rules

## What the source says

> Shotgun Hulls, Empty Casings, Nonmetallic Shotgun Hulls, or Casings Without Primers: These articles are not classified as explosives or hazardous materials under 49 CFR and, therefore, are mailable

## Source

- https://pe.usps.com/text/pub52/pub52c3_020.htm

Last verified: 2026-08-04. Review by: 2027-08-04.
Part of [Postal shipping restrictions by item category](https://referencesource.org/shipping-restrictions-by-class/).