510 ILCS 77/10.30

"Livestock management facility" means any animal feeding operation, livestock shelter, or on-farm milking and accompanying milk-handling area. Two or more livestock management facilities under common ownership, where the facilities are not separated by a minimum distance of 1/4 mile, and that share a common livestock waste handling facility shall be considered a single livestock management facility. A livestock management facility at educational institutions, livestock pasture operations, where animals are housed on a temporary basis such as county and state fairs, livestock shows, race tracks, and horse breeding and foaling farms, and market holding facilities are not subject to this Act.