(a) Notwithstanding Section 20281, a person who becomes a state miscellaneous member or state industrial member of the system on or after the effective date of this section because the person is first employed by the state and qualifies for membership shall be subject to the provisions of this section.

(b) Members subject to this section shall not accrue credit for service in the system and shall not make employee contributions to the system, including the contributions set forth in Section 20677.4, for employment with the state until the first day of the first pay period commencing 24 months after becoming a member of the system.

(c) Notwithstanding subdivision (a), this section shall not apply to any of the following:

(1) Persons who are already members or annuitants of the system at the time they are first employed by the state.

(2) Employees of the California State University, or the legislative or judicial branch of state government.

(3) Members of the Judges’ Retirement System, the Judges’ Retirement System II, the Legislators’ Retirement System, the State Teachers’ Retirement System, or the University of California Retirement Plan.

(4) Persons who are members of a reciprocal retirement system and whose employment was subject to a reciprocal retirement system within the six months prior to membership in this system.

(5) Persons whose service is not included in the federal system.

(6) Persons who are employed by the Department of the California Highway Patrol as students at the department’s training school established pursuant to § 2262 of the Vehicle Code.

(7) Persons who had ceased to be members pursuant to Section 20340 or 21075.

(8) Persons who are National Guard members pursuant to Section 20380.5.

(d) A separation of employment does not alter the 24-month period described by subdivision (b). A member who separates from state employment shall remain subject to this section if he or she returns to state employment as a state miscellaneous or state industrial member within that 24-month period.

(e) Any regulations adopted by the board to implement the requirements of this section shall not be subject to the review and approval of the Office of Administrative Law, pursuant to Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3. The regulations shall become effective immediately upon filing with the Secretary of State.

(f) This section shall not apply to any person who first becomes a state miscellaneous member or a state industrial member on or after July 1, 2013.

(Amended by Stats. 2012, Ch. 296, Sec. 19. (AB 340) Effective January 1, 2013.)