Tex. Transp. Code § 451.654
(a) The governing body of an alternate municipality, after hearing the evidence presented at the hearing, shall adopt an ordinance creating an authority if the governing body finds that the creation of the authority and the operation of a transit authority system would be:
(b) An ordinance creating an authority must:
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.