Illinois Statutes Chapter 510. Animals § 5/5. Duties and powers

(a) It shall be the duty of the Administrator or the Deputy Administrator, through sterilization, humane education, rabies inoculation, stray control, impoundment, quarantine, and any other means deemed necessary, to control and prevent the spread of rabies and to exercise dog and cat overpopulation control. It shall also be the duty of the Administrator to investigate and substantiate all claims made under Section 19 of this Act. The duty may include return, adoption, transfer to rescues or other animal shelters, and any other means of ensuring live outcomes of homeless dogs and cats and through sterilization, community outreach, impoundment of pets at risk and any other humane means deemed necessary to address strays and ensure live outcomes for dogs and cats that are not a danger to the community or suffering irremediably.

(b) Counties may by ordinance determine the extent of the police powers that may be exercised by the Administrator, Deputy Administrators, and Animal Control Wardens, which powers shall pertain only to this Act. The Administrator, Deputy Administrators, and Animal Control Wardens may issue and serve citations and orders for violations of this Act. The Administrator, Deputy Administrators, and Animal Control Wardens may not carry weapons unless they have been specifically authorized to carry weapons by county ordinance. Animal Control Wardens, however, may use tranquilizer guns and other nonlethal weapons and equipment without specific weapons authorization.

A person authorized to carry firearms by county ordinance under this subsection must have completed the training course for peace officers prescribed in the Peace Officer and Probation Officer Firearm Training Act. 1 The cost of this training shall be paid by the county.

(c) The sheriff and all sheriff's deputies and municipal police officers shall cooperate with the Administrator and his or her representatives in carrying out the provisions of this Act.

(d) The Administrator and animal control wardens shall aid in the enforcement of the Humane Care for Animals Act and have the ability to impound animals and apply for security posting for violation of that Act.