Subject to this title and its bylaws, a savings and loan association may: Pay a dividend on savings share accounts or interest on savings deposit accounts; Agree in advance to pay an additional or different rate of dividend or interest on all savings accounts in the same classification subject to the requirement that each savings account in the same classification receive the same ratable portion of dividends or interest; and Provide for penalties in a savings account contract, subject to approval of the Division Director. The board of directors of a savings and loan association, by resolution, shall determine as to dividends or interest on savings accounts: The rate; The method of calculation; and The payment date. Dividends or interest on savings accounts may be paid only from current earnings, earned surplus, the expense fund, or as otherwise provided in this title.