Michigan Compiled Laws, Chapter 500. Insurance Code of 1956 § 500.1005

Sec. 1005. (1) Each insurer authorized to do business in this state shall have an annual audit by an independent public accountant and shall file an audited financial report with the commissioner on or before June 1 for the immediately preceding calendar year. With 90 days' advance notice to the insurer, the commissioner may require an insurer to file an audited financial report earlier than June 1.

(2) Extensions of the June 1 filing date under subsection (1) may be granted by the commissioner for 30-day periods upon a showing by the insurer and its independent public accountant of the reasons for requesting the extension and upon a determination by the commissioner of good cause for an extension. The extension request shall be submitted in writing not less than 10 days prior to the due date and in sufficient detail to permit the commissioner to make an informed decision on the requested extension.An extension granted under this subsection shall include a 30-day extension to the filing of management's report of internal control over financial reporting.

(3) Each insurer required to file an annual audited financial report under this chapter shall designate a group of individuals as constituting its audit committee. The audit committee of an entity that controls an insurer may be the insurer's audit committee for purposes of this chapter at the election of the controlling person.