§ 11e

All firearms, rifles and shotguns of new manufacture, manufactured or delivered to any licensed dealer within the commonwealth shall bear serial numbers permanently inscribed on a visible metal area of said firearm, rifle or shotgun, and the manufacturer of said firearm, rifle or shotgun shall keep records of said serial numbers and the dealer, distributor or person to whom the firearm, rifle or shotgun was sold or delivered.\nNo licensed dealer shall order for delivery, cause to be delivered, offer for sale or sell within the commonwealth any newly manufactured firearm, rifle or shotgun received directly from a manufacturer, wholesaler or distributor not so inscribed with a serial number nor shall any licensed manufacturer or distributor of firearms, rifles or shotguns deliver or cause to be delivered within the commonwealth any firearm, rifle or shotgun not complying with this section.\nNo licensed manufacturer within the commonwealth shall produce for sale within the United States, its territories or possessions any firearm, rifle or shotgun not complying with paragraph one of this section.

ed manufacturer within the commonwealth shall produce for sale within the United States, its territories or possessions any firearm, rifle or shotgun not complying with paragraph one of this section. Whoever violates this section shall be punished by a fine of five hundred dollars. Each such violation shall constitute a separate offense.