Sec. 10. INVESTMENT OF SURPLUS. (a) If the board determines that a surplus of funds exists in an amount exceeding the current demands upon the pension system, the board shall invest the surplus funds in the manner provided for by Chapter 802, Government Code.

(b) The board may select an investment manager or investment advisor if the board determines the service is desirable. Selection of managers or advisors must be made from firms that have made presentations in person or in writing to the board.

(c) The board may terminate a contract with an investment advisor at any time. The board may terminate a contract with an investment manager on notice the board considers appropriate. A contract may not require the pension system to pay a penalty for early termination. The costs of investment management or advisory services shall be paid from the fund.