16 Tex. Admin. Code § 22.207
The utility division of the State Office of Administrative Hearings shall conduct hearings related to contested cases before the commission, other than a hearing conducted by one or more commissioners. At the time SOAH receives jurisdiction of a proceeding, the commission shall provide to the administrative law judge a list of issues or areas that must be addressed. In addition, the commission may identify and provide to the administrative law judge at any time additional issues or areas that must be addressed. The commission shall send a request for setting or hearing, or request for assignment of administrative law judge to SOAH in sufficient time to allow resolution of the proceeding prior to the expiration of any jurisdictional deadline. In order to give the commission sufficient time to consider a proposal for decision, the commission may specify the length of time prior to the expiration of a jurisdictional deadline by which the administrative law judge shall issue a proposal for decision.
16 Tex. Admin. Code § 22.207