510 ILCS 65/6
The Department may establish a program to control the spread of equine infectious anemia. This program may include, but is not limited to, requiring negative tests of equidae entering the State and requiring tests of any equidae within the State that may have been exposed to equine infectious anemia or when epidemiological evidence indicates that the animal may be a carrier of the disease. The program may also include quarantining and freezemark branding of known reactors within the State. The Director may issue regulations, consistent with the provisions of this Act, for the administration and enforcement of this Act. These regulations shall be approved by the Advisory Board of Livestock Commissioners.
The Department, in performing the duties vested in it under this Act, is empowered to enter, during usual working hours, any vehicles, trailers, premises, barns, stables, sheds, corrals, pastures or other places where equidae are kept, for the purpose of administrating the provisions of this Act.
510 ILCS 65/6