California Code, Education Code - EDC § 94929

(a) An institution shall annually report to the bureau, as part of the annual report, and publish in its School Performance Fact Sheet, the completion rate for each program.  Except as provided in subdivision (b), the completion rate shall be calculated by dividing the number of on-time graduates by the number of students available for graduation.

(b) In lieu of calculating graduation data pursuant to subdivision (a), an institution may report graduation data reported to, and calculated by, the Integrated Postsecondary Education Data System of the United States Department of Education.