Cal. Educ. Code § 8428
The department shall develop, and submit in compliance with Section 9795 of the Government Code, a biennial report to the Legislature related to the pupils attending, and the program quality of, expanded learning programs. The report shall include data that is derived by matching the unique statewide pupil identifiers with data in the department’s data systems. The report may also include, but is not necessarily limited to, aggregate reporting of all of the following information: