California Code, Government Code - GOV § 19140.5

This section applies only to a permanent employee, or an employee who previously had permanent status and who, since receiving permanent status, has had no break in the continuity of state service due to a permanent separation.

An employee who is (a) terminated from a temporary or limited-term appointment by either the employee or the appointing power;  or (b) rejected during probation;  or (c) demoted from a managerial position pursuant to Section 19590;  shall be reinstated to his or her former position provided all of the following conditions occur: