Each commodity board is authorized to accept donations, gifts, and other property to be used for commodity board purposes. Each commodity board may exercise the powers and authority conferred by law upon corporations. It shall be the duty of the Commission to certify to the Secretary of State the status and changes in the membership of each commodity board. All marketing orders and agreements receiving assent in referendum and all bylaws and rules and regulations pertaining thereto shall be filed in the office of the Secretary of State.