(a) The order of the commissioners court authorizing the issuance of bonds under this subchapter may provide for the flow of funds and the establishment and maintenance of an interest and sinking fund, a reserve fund, or other fund.
(b) The order may:
(1) prohibit the issuance of additional bonds or other obligations payable from the pledged revenue; or
(2) reserve the right of the commissioners court, subject to any condition in the order, to issue additional bonds payable from the pledged revenue that are on a parity with or subordinate to the lien and pledge on the revenue that supports the bonds issued under the order.
(c) The commissioners court may include in the order any other provision or covenant, including a covenant with respect to the bonds, the use or pledge of revenue, or the operation, lease, or maintenance of the improvement or facility.