California Code, Education Code - EDC § 49392

(a) Commencing with the 2023-24 school year, and each school year thereafter, a local educational agency serving pupils in kindergarten or any of grades 1 to 12, inclusive, shall, informed by the model content developed by the department pursuant to Section 49391, include in the annual notification pursuant to Section 48980, to the parents or guardians of pupils in kindergarten or any of grades 1 to 12, inclusive, information related to the safe storage of firearms.

(b) For purposes of this section, “local educational agency” means a school district, county office of education, or charter school.