(a) The bank shall be structured and operated as a cooperative corporation.
(b) The board shall issue shares of membership stock in the bank in the amounts and with the value determined by the board and stated in the articles of incorporation. The membership stock may be issued under this chapter and under the bylaws of the bank to persons determined to be eligible to transact business with the bank.
(c) The board may establish one or more mechanisms by which persons or entities, or classes of persons or entities, who transact business with the bank are required to provide or establish capital ownership in the bank. The mechanisms may include the issuance of capital stock or other equity instruments or the allocation or retention of net proceeds from the operations of the bank. The mechanisms shall be established and imposed in a manner that the board determines equitably reflects the nature and amount of business transacted with the bank.