At a hearing under this chapter, the commission may:
(1) administer oaths or affirmations;
(2) subpoena witnesses and compel their attendance;
(3) take evidence; and
(4) require production of books, papers, correspondence, memoranda, agreements, or other documents or records that are considered relevant or material to the administration of this chapter.
Official text of the Texas Natural Resources Code as published by the Texas Legislative Council.