Tex. Government Code § 33.024: OATHS AND SUBPOENAS.

In conducting an investigation, formal proceedings, or proceedings before a special court of review, a commission member, special master, or member of a special court of review may:

(1) administer oaths;

(2) order and provide for inspection of books and records; and

(3) issue a subpoena for attendance of a witness or production of papers, books, accounts, documents, and testimony relevant to the investigation or proceeding.

Acts 1985, 69th Leg., ch. 480, Sec. 1, eff. Sept. 1, 1985. Amended by Acts 1999, 76th Leg., ch. 462, Sec. 8, eff. June 18, 1999.