California Code, Health and Safety Code - HSC § 124100

(a) In cooperation with the county child health and disability prevention program, the governing body of every school district or private school that has children enrolled in kindergarten shall provide information to the parents or guardians of all children enrolled in kindergarten of this article and Section 120475.

(b) Each county child health and disability prevention program shall reimburse school districts for information provided pursuant to this section. The Superintendent of Public Instruction may withhold state average daily attendance funds to any school district for any child for whom a certification or parental waiver is not obtained as required by Section 124085.