(a) The issuance of subpoenas in any proceeding shall be governed by §2001.089 of the Administrative Procedure Act (Chapter 2001, Government Code). Following written request by a party or on the system's own motion, the director (or in a contested case the director or administrative law judge) may issue subpoenas addressed to the sheriff or any constable to require the attendance of witnesses and the production of books, records, papers, or other objects as may be necessary and proper for the purposes of a proceeding.
(b) Motions for subpoenas to compel the production of books, records, papers, or other objects shall specify as nearly as may be the books, records, papers, or other objects desired and the material and relevant facts to be proven by them.
(c) Subpoenas shall be issued by the director or administrative law judge only after showing of good cause and the deposit of sums sufficient to insure payment of expense incident to the subpoenas. Service of subpoenas and payment of witness fees shall be made in the manner prescribed in the Administrative Procedure Act.

Source Note: The provisions of this §121.16 adopted to be effective September 13, 2020, 45 TexReg 6246