Sec. 38.021. UNREASONABLE PREFERENCE OR PREJUDICE CONCERNING SERVICE PROHIBITED. In providing a service to persons in a classification, an electric utility may not:
(1) grant an unreasonable preference or advantage to a person in the classification; or
(2) subject a person in the classification to an unreasonable prejudice or disadvantage.
Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.