A mutual insurance holding company shall:
(1) File with the Insurance Commissioner by March 1 of each year an annual statement consisting of an income statement, balance sheet, and cash flows prepared in accordance with generally accepted accounting practices and a confidential statement disclosing any intention to pledge, borrow against, alienate, hypothecate, or in any way encumber the assets of the mutual insurance holding company; and
(2) Have an annual audit by an independent certified public accountant in a form approved by the commissioner and shall file the audit on or before June 1 of each year for the year ending December 31 immediately preceding.