Ind. Code § 10-16-10-9
(b) An account may not be paid unless it is accompanied by vouchers or receipts showing by whomever paid or are to be paid, to whom paid, date of service, authority for, and amount of the expenditure, and for what purpose the expenditure was made.
[Pre-2003 Recodification Citation: 10-2-6-12.]
As added by P.L.2-2003, SEC.7.