Iowa Code § 512B.15A
A domestic fraternal benefit society may be converted and licensed as a mutual life insurance company by compliance with all the requirements of the general insurance laws for mutual life insurance companies. A plan of conversion shall be prepared in writing by the board of directors setting forth in full the terms and conditions of conversion. The affirmative vote of two-thirds of all members of the supreme governing body at a regular or special meeting is necessary for the approval of the plan of conversion. A conversion shall not take effect unless and until approved by the commissioner. The commissioner may give approval for the conversion if the commissioner finds that the proposed change is in conformity with the requirements of law and not prejudicial to the certificate holders of the society.
Iowa Code § 512B.15A