(a) On or immediately after January 1 of each year, the board shall prepare and file with the commissioners court a complete financial statement showing the financial status of the board and the properties, funds, and indebtedness under the administration of the board.
(b) The financial statement must show separately all information concerning:
(1) revenue bonds;
(2) the gross revenues from properties or facilities the net revenues of which are pledged to the payment of the revenue bonds and the expenditures from those gross revenues; and
(3) money appropriated by the county for operation and maintenance expenses.

(c) At the same time the financial statement is filed with the commissioners court, the board shall file with the county auditor:
(1) a copy of the financial statement; and
(2) a proposed budget for the board’s needs for the current calendar year.
(d) In counties subject to Subchapter B, Chapter 111, the county auditor shall include the proposed budget as part of the county budget prepared and submitted to the commissioners court.
(e) The board shall operate the properties and facilities the net revenues of which are pledged to the payment of revenue bonds in a manner that will produce gross revenues sufficient to pay the operation and maintenance expenses and all payments required under the bond order, so that it is unnecessary to appropriate tax money for the operation and maintenance or for the revenue bond payments.