The treasurer must give a bond for such amount as the county commissioners direct.
3.

He shall pay out money only upon the order of proper authority.
[Footnote: Moneys belonging to school district, town, village, or city, are paid on the warrant of the county auditor; county money, on the order of the county commissioners, signed by the chairman and attested by the county auditor; state money, on the draft of the state auditor in favor of the state treasurer.] This order signed by the payee is the treasurer's receipt or voucher.
4.

He shall keep his books so as to show the amount received and paid on account of separate and distinct funds or appropriations, which he shall exhibit in separate accounts.
5.

The books must be balanced at the close of each day.
6.

When any money is paid to the county treasurer, excepting that paid on taxes charged on duplicate, the treasurer shall give, to the person paying the same, duplicate receipts therefor, one of which such persons shall forthwith deposit with the county auditor, in order that the county treasurer may be charged with the amount thereof.
7.