
If the manufacturer did not mark them, the importer must place the required markings on the firearm within 15 days after their release from Customs and Border Protection custody. Note: The importer must ensure that these marks of identification appear on each firearm.
For firearms imported after January 30, 2002, the engraving, casting or stamping (impressing) of the importer’s city and state must be to a minimum depth of. For firearms imported after January 30, 2002, the engraving, casting or stamping (impressing) of the importer’s name must be to a minimum depth of. For firearms imported after January 30, 2002, the engraving, casting or stamping (impressing) of the caliber or gauge must be to a minimum depth of. For firearms imported after January 30, 2002, the engraving, casting or stamping (impressing) of the model designation must be to a minimum depth of. For firearms imported after January 30, 2002, the engraving, casting or stamping (impressing) of the country of origin must be to a minimum depth of. For firearms imported after January 30, 2002, the engraving, casting or stamping (impressing) of the serial number must be to a minimum depth of.
Must be conspicuously engraved, cast or stamped (impressed) on the firearm frame, receiver, barrel or slide.003 inch and in a print size no smaller than 1/16 inch
The serial number cannot duplicate the serial number appearing on any other firearm the importer previously imported. Must be conspicuously engraved, cast or stamped (impressed) on the firearm frame or receiver. Firearms Verification Firearms Verification Overview Marking Requirements