California Code, Government Code - GOV § 31499.7

(a) General members may, within 180 days of the effective date of this article, elect to transfer to the retirement plan created by this article upon proper application executed by the member and filed with the board. Such transfer is voluntary and shall be irrevocable.

(b) The retirement benefits of the transferred members are governed and defined by this article.

(c) Transferring members relinquish and waive any and all previously available vested or accrued retirement, survivor, disability and death benefits. However, notwithstanding any other provision of this article, a transferring member shall receive credit for no more than 24 months of public service performed prior to December 31, 1969, including service with the employer, military service, and any other public service to which the member would otherwise be eligible under this chapter, except that member contributions shall not be collected.

(d) Any member who has elected or transferred to the plan created by this article and who terminates his or her employment and is later reemployed shall not be entitled to change his or her election upon such reemployment.