Tex. Rev. Civ. Stat. art. 1524e
The rents, charges, capital structure, rate of return and areas and method of operation of any corporation organized under the provisions of Section 1 hereof shall be regulated, as hereinafter provided, by the governing body of any municipality or county where the properties to be owned or operated are situated outside the corporate limits of any organized town, city or village in which said corporation owns and operates any property. Should any such corporation own and operate properties in more than one municipality, the governing body of each municipality or county, where the properties to be owned or operated are situated outside the corporate limits of any organized town, city or village in which property of the corporation is situated, shall regulate in the manner prescribed by this Act the rents, charges, rate of return and area and method of operation of the property located within the territorial limits of such municipality or county, where the properties to be owned or operated are situated outside the corporate limits of any organized town, city or village, provided the governing body of a county shall not have the jurisdiction of regulation of property of such corporation situated within the corporate limits of a town, village, or city.
Tex. Rev. Civ. Stat. Ann. art. 1524e