(a) Notwithstanding the provisions of Section 31492, each monthly survivor allowance paid on or after the operative date of this section pursuant to subdivision (a) of Section 31492 on account of a member who retires before the operative date of this section shall be equal to 55 percent of the retirement pension, if not modified in accordance with the optional survivor allowance in subdivision (b) of that section.

(b) This section shall only be applicable to Los Angeles County and shall not become operative until the board of supervisors of that county elects, by resolution adopted by a majority vote, to make this section operative in the county.

(Added by Stats. 2001, Ch. 778, Sec. 4. Effective October 13, 2001. Section conditionally operative by its own provisions.)