Section 31595.1 Of Article 5. Financial Provisions From California Government Code >> Division 4. >> Title 3. >> Part 3. >> Chapter 3. >> Article 5.

. (a) The board may authorize the treasurer to control and safely keep some or all of the moneys of the retirement system. If authorized, the treasurer may invest and reinvest the moneys, and may from time to time sell any securities belonging to the system and may invest and reinvest the proceeds therefrom. An investment in or sale of securities shall not be made except upon the authorization of the board.
  (b) The board, in lieu of acting pursuant to subdivision (a), may delegate to another entity some or all of the powers prescribed in that subdivision.