12.2 Rifles and Shotguns
Except under 12.1.1d and 12.1.2, unloaded rifles and shotguns are mailable. Mailers must comply with the rules and regulations under 27 CFR, Part 478, as well as state and local laws. The mailer may be required by the USPS to establish, by opening the parcel or by written certification, that the rifle or shotgun is unloaded and not ineligible for mailing under 12.1.1d. The following conditions also apply:
a. Subject to state, territory, or district regulations, rifles and shotguns may be mailed without restriction when sent within the same state of mailing. These items must bear a “Return Service Requested” endorsement, and must be sent by Express Mail (“signature required” must be used at delivery), Registered Mail, or must include either insured mail service (for more than $200) requiring a signature at delivery or Signature Confirmation service.