The Director or hearing officer may compel by subpoena or subpoena duces tecum the attendance and testimony of witnesses and the production of books and papers, and administer oaths to witnesses.
210 ILCS 47/3-705
The Director or hearing officer may compel by subpoena or subpoena duces tecum the attendance and testimony of witnesses and the production of books and papers, and administer oaths to witnesses.
210 ILCS 47/3-705