Tex. Util. Code § 54.159
Current with legislation from the 2023 Regular and Special Sessions signed by the Governor as of November 21, 2023.
An incumbent local exchange company that sells flat rate local exchange telephone service to a certificate holder may retain all access service and "1-plus" intraLATA toll service that originates over the resold flat rate local exchange telephone service.
Tex. Util. Code § 54.159