The board of supervisors shall meet on the last Tuesday of February and on the last Tuesday of October in each year, and at such other times as it deems necessary and expedient, for the purpose of auditing and settling all charges against the township; and it shall state on each account the amount allowed by it; but no allowance shall be made for any account which does not specifically state each item of the same and the nature thereof.
SDCL 8-10-16