(a) This division does not apply to the commerce of any antique firearm.
(b) (1) This division does not apply to the commerce of any firearm intended to be used by a salaried, full-time peace officer, as defined in Chapter 4.5 (commencing with Section 830) of Title 3 of Part 2, for purposes of law enforcement.
(2) Nothing in this division precludes a local government, local agency, or state law enforcement agency from requiring its peace officers to store their firearms in gun safes or attach firearm safety devices to those firearms.