CA Educ Code Section 46602

(a)

If the county board of education determines that the pupil should be permitted to attend in the school district in which he or she desires to attend, the pupil shall be admitted to school in the school district without delay and the attendance may be counted by the school district of attendance for state apportionment purposes.

(b)

Written notice of the decision by the county board of education shall be delivered to the pupil and the parent or guardian, or person having custody of him or her, and to the governing boards of the school districts.