Tex. Gov't Code § 54.857

The judges appointing a criminal law hearing officer may authorize the criminal law hearing officer to serve the statutory probate courts of Harris County as necessary to hear emergency mental health matters under Chapter 573, Health and Safety Code. A criminal law hearing officer has concurrent limited jurisdiction with the statutory probate courts of the county to hear emergency mental health matters under Chapter 573, Health and Safety Code. This section does not impair the jurisdiction of the statutory probate courts to review or alter the decision of the criminal law hearing officer.