Sec. 283.103. TOLLS REQUIRED. The county shall impose tolls and other charges for use of the project in amounts that are sufficient to:
(1) pay operation and maintenance costs of the project;
(2) pay principal and interest when due on the bonds;
(3) establish a reserve fund if required; and
(4) establish an adequate depreciation and replacement fund.
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.