Locking Devices for Firearms
Act 59 of 1999, Revision to 18 PA C.S. § 6142
(a) It shall be unlawful for any licensee to sell, deliver or transfer any firearm as defined in section 6102 (relating to definitions), other than an antique firearm as defined in section 6118 (relating to antique firearms), to any other person, other than another licensee, unless the transferee is provided with or purchases a locking device for that firearm or the design of the firearm incorporates a locking device.
(b) Exceptions: Firearms for transfer to or possession by any law enforcement officer employed by any Federal, State or local government entity or rail police employed and certified by a rail carrier as a police officer are not subject to the provisions of this section.
(c) Penalties: A violation of the provisions of this section shall be a summary offense.
(d) Good faith compliance: A licensee who in good faith complies with this section shall not be civilly liable as a result of such compliance with this section, except for any acts or omissions intentionally designed to harm or for grossly negligent acts or omissions which result in harm.
(e) A transferee's purchase or receipt of a locking device in conjunction with the purchase of a firearm pursuant to this section shall not be admissible as evidence in any civil action brought against the transferee.
(f) Definitions: As used in this section, the following words and phrases shall have the meanings given to them in this subsection:
"Licensee." Any licensed manufacturer, importer or dealer of firearms.
"Locking device." Either of the following:
1. A device that, when installed on a firearm, is designed to prevent the firearm from being operated without first deactivating the device; or
2. A device that is incorporated into the design of a firearm and that is designed to prevent the operation of the firearm by anyone not having access to the device.
("Firearm" as defined in section 6102. Any pistol or revolver with a barrel length less than 15 inches, any shotgun with a barrel length less than 18 inches or any rifle with a barrel length less than 16 inches, or any pistol, revolver, rifle or shotgun with an overall length of less than 26 inches. The barrel length of a firearm shall be determined by measuring from the muzzle of the barrel to the face of the closed action, bolt or cylinder, whichever is applicable.)