A. “Firearm” means any device, designed to be used as a weapon from which is expelled through a barrel a projectile by the force of an explosion or other form of combustion as defined in California Penal Code Section 16520. “Firearm” does not include an “antique firearm” as defined by 18 U.S.C. 921(a)(16).

B. “Firearm precursor part” means any forging, casting, printing, extrusion, machined body or similar article that has reached a stage in manufacture where it may readily be completed, assembled or converted to be used as the frame or receiver of a functional firearm, or that is marketed or sold to the public to become or be used as the frame or receiver of a functional firearm once completed, assembled or converted as defined in California Penal Code Section 16531.

C. “Locked container” means a secure container that is fully enclosed and locked by a padlock, keylock, combination lock, or similar locking device as defined in California Penal Code Section 16850 and that is listed on the California Department of Justice Bureau of Firearms roster of approved firearm safety devices. The term “locked container” does not include the utility or glove compartment of a motor vehicle.

D. “Locking device” means any trigger lock or other device that is designed to prevent a firearm from functioning and, when applied to the firearm, renders the firearm inoperable in accordance with the definition in California Penal Code Section 16860, and that is listed on the California Department of Justice’s roster of approved firearms safety devices as appropriate for that firearm by reference to either the manufacturer and model of the firearm or to the physical characteristics of the firearm that match those listed on the roster for use with the device under Penal Code Section 23635.

E. “Peace officer” means any person who comes within the provisions of Section 830 and following of the Penal Code and who otherwise meets all standards imposed by law on a peace officer.

F. “Residence” means any structure intended or used for human habitation including, but not limited to, accessory units, apartments, condominiums, hotels, houses, motels, recreational and other vehicles, rooms, single-room occupancies, and time-shares. “Residence” also includes the curtilage of the residence.