(a) A savings bank may contract to pay interest on deposit accounts or may pay earnings on deposit accounts in the form of dividends declared by the savings bank's board.
(b) A savings bank shall compute and pay interest and dividends according to rules adopted by the finance commission.
(c) A savings bank shall credit interest or a dividend to a deposit account on the savings bank's books unless the account holder requests and the savings bank agrees that the savings bank will pay interest or dividends on the account in cash.
(d) A savings bank may pay a cash dividend by check or bank draft.