Where, by the terms of any note or obligation, interest is payable to a bank on any Saturday upon which a bank is closed pursuant to the authority of 32-1-483 through 32-1-485, interest payable to such bank on any such Saturday may be paid in the amount due on such Saturday on the next succeeding business day with the same effect as if paid to such bank on such Saturday.
§ 32-1-485, MCA