Cal. Education Code § 22703

(a) Service shall be credited to the Defined Benefit Program, except as provided in subdivision (b). (b) A member’s creditable service that exceeds 1.000 in a school year shall not be credited to the Defined Benefit Program. Commencing July 1, 2002, contributions by the employer and the member that are deposited in the Teachers’ Retirement Fund for creditable compensation paid to the member for service that exceeds 1.000 in a school year, exclusive of contributions pursuant to Sections 22901.7, 22950.5, and 22951, shall be credited to the Defined Benefit Supplement Program. (c) In lieu of any other benefits provided by this part, any member who performed service prior to July 1, 1956, shall receive retirement benefits for that service at least equal to the benefits that the member would have received for that service under the provisions of this part as they existed on June 30, 1956. This subdivision shall not apply to service that is credited in the San Francisco Employees’ Retirement System. (d) The amendments to this section made during the second year of the 1999–2000 Regular Session shall become operative on July 1, 2002, if the revenue limit cost-of-living adjustment computed by the Superintendent of Public Instruction for the 2001–02 fiscal year is equal to or greater than 3.5 percent. Otherwise the amendments to this section made during the second year of the 1999–2000 Regular Session shall become operative on July 1, 2003.