Texas Statutes-Insurance Code-Title 8-Subtitle F-Chapter 1451-Subchapter D. Relations Between Insureds and Preferred Providers
Retaliation Against Insured Prohibited
Anti-retaliation
An insurer may not engage in any retaliatory action against an insured, including canceling or refusing to renew a health insurance policy, because the insured or a person acting on the insured’s behalf has:
(1) filed a complaint against the insurer or against a preferred provider; or
(2) appealed a decision of the insurer.
See https://statutes.capitol.texas.gov/Docs/IN/htm/IN.1301.htm