41-4107. TRUST FUND -- POWERS. In addition to the inherent applicable powers of its public agency members and those of a joint powers entity, the trust fund of a joint public agency self-funded plan shall have power: (1) To have and use an appropriate descriptive name; (2) To sue and be sued in its own name; (3) To contract in its own name. All such contracts in writing shall be signed by the chairman of the board or his or her designee; (4) To borrow money and give security therefor; and (5) To engage exclusively in transactions authorized or required by this chapter, or reasonably incidental thereto.