IC 5-17-1-4: Delivery of original purchase order or lease; filing copies

Sec. 4. Within thirty (30) days after the acceptance of any bid, offer, proposal, estimate, or contract for purchase of materials, equipment, goods, and supplies, or lease of equipment, the purchaser or purchasers shall:

(1) deliver in person or mail to the seller or lessor the original of each purchase order or lease;

(2) retain a copy for his own records; and

(3) when any purchase or lease is made for the state or any agency or instrumentality thereof, file a copy of the purchase order or lease with the disbursing officer for the unit.