22 Tex. Admin. Code § 281.34
Upon on its own motion or upon the written request of any party to a contested case pending before it, and on deposit of sums with the executive director/secretary that will reasonably insure payment in the amounts estimated to accrue under §281.33 of this title (relating to Discovery), the agency shall issue a subpoena addressed to an authorized agency employee or 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 purpose of the proceedings.
Source Note:The provisions of this §281.34 adopted to be effective December 30, 1998, 23 TexReg 13073.