520 ILCS 5/3.15
Any manufacturer, converter, or consumer who purchases or receives green hides of fur-bearing mammals for the purpose of dressing and fabricating them into fur garments or products, shall purchase such green hides from a duly licensed fur buyer or fur-bearing mammal breeder, and shall demand from the buyer or breeder an invoice covering such purchases, indicating thereon the date of the transaction, the name and address of the fur buyer or fur-bearing mammal breeder, and the number and kinds of green hides so purchased. Such invoices shall be presented for inspection to officers and authorized employees of the Department, any sheriff, deputy sheriff, or any other peace officer when request is made for same. Failure to produce such invoice shall be prima facie evidence that such green hides are contraband within this State .
Such purchases of green hides of fur-bearing or game mammals shall be made for converting or manufacturing purposes only, and green hides so bought shall not be offered for resale in the green or raw condition.
520 ILCS 5/3.15