Cal. Code Regs. tit. 5, § 1650
Except as provided in Section 1651, the governing board shall award the diploma of graduation from grade 12 at the end of the semester or summer school session during which the student completed the course of study prescribed by the governing board.
1. New Article 3 (Sections 1650 and 1651) filed 7-22-69; effective thirtieth day thereafter (Register 69, No. 30).