Tex. Utilities Code § 54.158: INTERFERENCE WITH RESOLD SERVICES PROHIBITED.

An incumbent local exchange company may not:

(1) delay providing or maintaining a service provided under this subchapter;

(2) degrade the quality of access the company provides to another provider;

(3) impair the speed, quality, or efficiency of a line used by another provider;

(4) fail to fully disclose in a timely manner after a request all available information necessary for a certificate holder to provide resale services; or

(5) refuse to take a reasonable action to allow a certificate holder efficient access to the company's ordering, billing, or repair management system.

Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.