(2) If a person fails to comply with a subpoena so issued or a party or witness refuses to testify on any matters, the judge of the circuit court or of any county, on the application of the director, 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. [1967 c.537 §29; 1989 c.980 §5a]