Sec. 5.08. INVESTMENTS. (a) Funds of the district may be invested and reinvested by the board or its authorized representative in those investments specified by Article 836 or 837, Revised Statutes, or the Public Funds Investment Act of 1987 (Article 842a-2, Vernon's Texas Civil Statutes).

(b) Funds of the district may be placed in certificates of deposit of state or national banks or state or federal savings and loan associations within the state provided that funds are secured in the manner required for the security of the funds of counties of the state.

(c) The board by resolution may provide that an authorized representative of the district may invest and reinvest the funds of the district and provide for money to be withdrawn from the appropriate accounts of the district for investments on terms the board considers advisable.