Michigan Compiled Laws, Chapter 487. Financial Institutions § 487.1205

Sec. 205. (1) The commissioner may make public or private investigations within or outside this state that the commissioner considers necessary to determine whether to approve an application filed with the commissioner under this act, to determine whether a person has violated or is about to violate this act, to aid in the enforcement of this act, or to aid in issuing an order or promulgating a rule under this act.

(2) For purposes of an investigation, examination, or other proceeding under this act, the commissioner may administer oaths and affirmations, subpoena witnesses, compel the attendance of witnesses, take evidence, and require the production of books, papers, correspondence, memoranda, agreements, or other documents or records which the commissioner considers relevant or material to the proceeding.

(3) If a person fails to comply with a subpoena issued by the commissioner or to testify with respect to a matter concerning which the person may be lawfully questioned, the circuit court for Ingham county, on application of the commissioner, may issue an order requiring the attendance of the person and the giving of testimony or production of evidence.