(a) Fares charged by a mass transportation system may be set according to a zone system or other classification that the municipality determines to be reasonable.(b) Unless otherwise considered necessary by the governing body of the municipality to maintain the level and quality of service desired, a mass transportation system shall charge and collect fares that are sufficient to:(1) pay all operating, maintenance, depreciation, and replacement charges;(2) provide for extensions to the extent permitted by this chapter; and(3) provide and maintain in the time and manner prescribed by the applicable ordinances, deeds of trust, and indentures money sufficient to pay for debt service and reserves for the security and orderly payment of bonds or notes.Tex. Transp. Code § 454.006
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.