(a) With the cooperation of the Texas Department of Transportation, the Texas Division of Emergency Management, the office of the governor, and the Public Utility Commission of Texas, the department shall develop and implement an alert to be activated when the power supply in this state may be inadequate to meet demand.
(b) The Public Utility Commission of Texas by rule shall adopt criteria for the content, activation, and termination of the alert described by Subsection (a). The criteria must provide for an alert to be regional or statewide.