RULE OR STANDARD.
Tex. UTIL Code § 38.003.
in effect(a) An electric utility may not impose a rule except as provided by this title.
(b) An electric utility may file with the regulatory authority a standard, classification, rule, or practice the utility follows.
(c) The standard, classification, rule, or practice continues in force until:
(1) amended by the utility; or
(2) changed by the regulatory authority as provided by this title.