225 ILCS 640/1
When used in this Act:
"Person" means any person, firm, partnership, or corporation.
"Department" means the Department of Agriculture of the State of Illinois.
"Director" means the Director of the Illinois Department of Agriculture, or his duly appointed representative.
"Livestock" means cattle, swine, sheep, equidae, and goats.
"Livestock auction market" means any sale or exchange of livestock held by any person at an established place of business or premises where the livestock is assembled for sale or exchange and is sold or exchanged at auction at regular or irregular intervals, but more frequently than 3 times during the preceding 12 months.
"Consignor" means any person consigning, shipping, or delivering livestock to a livestock auction market for sale, resale, or exchange.
"Operator of a livestock auction market" means any person holding, conducting, or carrying on a livestock auction market.
"Marketing center" means an approved livestock facility (stockyard or livestock market under State and federal veterinary supervision) where livestock is assembled and that has been approved by the United States Department of Agriculture.
"Consignment" means a document issued by the owner or shipper of livestock, designating the name of the owner and/or shipper; place of origin; stockyards, State or Federal approved slaughtering establishment, or marketing center of destination; date of shipment; and number and description of livestock, certified to by the owner or shipper, kept in possession of the carrier and delivered to a stockyards, State or Federal approved slaughtering establishment, or marketing center of destination upon acceptance. This consignment shall be held by the stockyards, State or Federal approved slaughtering establishment, or marketing center for a period of not less than 6 months for inspection by the legally authorized officials of the United States Department of Agriculture and the Illinois Department of Agriculture and other officials having police powers.
225 ILCS 640/1