(a) Before beginning a term, each director shall execute a surety bond in the amount of $25,000, and the secretary and treasurer shall execute a surety bond in the amount of $50,000.
(b) Each surety bond must be:
(1) conditioned on the faithful performance of the duties of office;
(2) executed by a surety company authorized to transact business in this state; and
(3) filed with the secretary of state's office.
(c) The authority shall pay the expense of the bonds.