Subject to the provisions of Sections 402, 404, and 405, for apportionment purposes a pupil enrolled in a regular day class or a special day class for the minimum school day applicable to him (except pupils whose attendance is recorded by clock hour) is deemed present for the entire school day, unless he is absent for the entire school day prescribed by the local governing board under Education Code Section 46100.
Cal. Code Regs. Tit. 5, § 403