CA Educ Code Section 22503

(a)

Any person employed to perform creditable service as a substitute employee who is not already a member of the Defined Benefit Program is a member as of the first day of the pay period following the pay period in which the person performed 100 or more complete days of creditable service during the school year in one school district, community college district, or county superintendent’s office, unless excluded from membership pursuant to Section 22601.

(b)

This section does not apply to persons who are employed by employers who provide benefits for their employees under Part 14 (commencing with Section 26000).

(c)

This section is deemed to have become operative on July 1, 1996.