California Code, Education Code - EDC § 27201

(a) All creditable service subject to coverage by the Cash Balance Benefit Program and the Defined Benefit Program, which does not include retired member activities as defined in Section 22164.5 or retired participant activities as defined in Section 26135.7, shall terminate prior to application for a termination benefit under this part.

(b) All employers with which the participant is employed to perform creditable service subject to coverage by the plan shall certify in a format prescribed by the system that the participant's employment has been terminated unless the employment was terminated 12 months or more prior to the date the termination benefit application is received by the system.