Ill. Admin. Code tit. 8, § 25.80
a) The Director of the Illinois Department of Agriculture may order a quarantine as prescribed in the Illinois Diseased Animals Act [510 ILCS 50] and 8 Ill. Adm. Code 85 placed on the entire premises of the licensee, on a specific species of animals, or on a specific group of animals for any one of the following:
(Source: Amended at 28 Ill. Reg. 13376, effective October 1, 2004)