(2) If any person fails to comply with any subpoena so issued or any party or witness refuses to testify on any matters on which the party or witness may be lawfully interrogated, the judge of the circuit court of any county, on the application of the hearing officer, the agency or the party requesting the issuance of or issuing the subpoena, shall compel obedience by proceedings for contempt as in the case of disobedience of the requirements of a subpoena issued from such court or a refusal to testify therein. [1957 c.717 §8 (2); 1971 c.734 §12; 1979 c.593 §20; 1981 c.174 §4; 1989 c.980 §10a; 1997 c.837 §3; 1999 c.849 §30]