---
type: restriction
id: usps-air-guns-high-muzzle-velocity
asset: shipping-restrictions-by-class
title: "air guns - high muzzle velocity — Postal shipping restrictions by item category"
sources:
  - https://pe.usps.com/text/pub52/pub52c4_010.htm
source_quote: "Shipments containing air guns with a muzzle velocity of 400 or more feet per second (fps) must include an Adult Signature service per DMM 503.8."
generated: true
harvested: 2026-08-04
stale_after: 2027-08-04
item_category: "air guns - high muzzle velocity"
carrier: "USPS"
restriction_type: "restricted"
scope: "domestic mail"
conditions: "Air guns with muzzle velocity of 400 or more feet per second must include Adult Signature service; mailers responsible for compliance with all applicable state and local regulations"
verified: false
unverified_fields: carrier, conditions, item_category, scope
---
**Item category:** air guns - high muzzle velocity

**Carrier:** USPS

**Restriction type:** restricted

**Scope:** domestic mail

**Conditions:** Air guns with muzzle velocity of 400 or more feet per second must include Adult Signature service; mailers responsible for compliance with all applicable state and local regulations

> Shipments containing air guns with a muzzle velocity of 400 or more feet per second (fps) must include an Adult Signature service per DMM 503.8.

Source: <https://pe.usps.com/text/pub52/pub52c4_010.htm>