As used in this chapter:
(1) "Council" means the Utah Beef Council created in Section 4-21-103.
(2) "Department" means the Utah Department of Agriculture and Food created in Section 4-2-102.
(3) "Marketing agency" means a person who acts as an agent of the seller in the sale of cattle in that the person issues payment to the seller and is entitled to a commission based upon the sale.
(4) "Producer" means a person who owns and raises or owns and feeds cattle.
(5) "Purchaser" means a person who buys cattle.
(6) "Seller" means a person who offers cattle for sale.