Penal Code section 27533
(a)
Commencing on January 1, 2028, if the department has determined that microstamping components, microstamping-enabled semi-automatic firearms, or both microstamping components and microstamping-enabled firearms are available pursuant to subdivision (e) of Section 27532, it shall be unlawful for a firearms dealer licensed pursuant to Section 26700 to 26915, inclusive, to sell, offer for sale, exchange, give, transfer, or deliver any semiautomatic pistol unless the pistol has been certified as a microstamping-enabled pistol as defined in Section 27531. A dealer shall be in compliance with this section if the dealer relies in good faith on a written certification made by the pistol’s manufacturer that the pistol is microstamping-enabled, on a written certification made by a gunsmith that serviced the pistol to install a microstamping component, or if the dealer has serviced the pistol to install a microstamping component certified by an entity licensed pursuant to subdivision (c) of Section 27532.(b)
The first violation for unlawful sale of a nonmicrostamping-enabled pistol pursuant to this section shall be punishable by a fine of not more than one thousand dollars ($1,000).(c)
The second violation for unlawful sale of a nonmicrostamping-enabled pistol pursuant to this section shall be punishable by a fine of not more than five thousand dollars ($5,000) and may result in the revocation of the dealer’s license issued under Section 26700 to 26915, inclusive.(d)
The third violation for unlawful sale of a nonmicrostamping-enabled pistol pursuant to this section is a misdemeanor and shall result in the revocation of the dealer’s license issued under Section 26700 to 26915, inclusive.(e)
This section shall not apply to any of the following:(1)
A pistol manufactured or delivered to a firearms dealer prior to January 1, 2028.(2)
A transaction conducted through a licensed firearms dealer pursuant to Chapter 5 (commencing with Section 28050) of this division.(3)
The sale, offer for sale, exchange, giving, transfer, or delivery of a semiautomatic pistol to a gunsmith or other qualified entity for the purposes of service or repair, including for installation of a microstamping component, or to any other person, firm, corporation, or other entity that holds a valid federal firearms license issued pursuant to Chapter 44 (commencing with Section 921) of Title 18 of the United States Code and the regulations issued pursuant thereto.
Source:
Section 27533, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=PEN§ionNum=27533. (accessed May 26, 2025).