(a) The Department has the power to subpoena documents, books, records or other materials and to bring before it any person and to take testimony either orally or by deposition, or take written interrogatories, or any combination thereof, with the same fees and mileage and in the same manner as is prescribed in civil cases in the courts of this State.
     (b) The Secretary, the designated hearing officer, and any member of the Board shall each have the power to administer oaths to witnesses at any hearing which the Department is authorized by law to conduct, and any other oaths required or authorized in any Act administered by the Department.

Terms Used In Illinois Compiled Statutes 225 ILCS 340/24

  • Deposition: An oral statement made before an officer authorized by law to administer oaths. Such statements are often taken to examine potential witnesses, to obtain discovery, or to be used later in trial.
  • Interrogatories: Written questions asked by one party of an opposing party, who must answer them in writing under oath; a discovery device in a lawsuit.
  • State: when applied to different parts of the United States, may be construed to include the District of Columbia and the several territories, and the words "United States" may be construed to include the said district and territories. See Illinois Compiled Statutes 5 ILCS 70/1.14
  • Subpoena: A command to a witness to appear and give testimony.
  • Testimony: Evidence presented orally by witnesses during trials or before grand juries.