(a) In this Section:
     “Law enforcement agency” means an agency in this State charged with enforcement of State, county, or municipal laws or with managing custody of detained persons in the State, including municipal police departments, sheriff’s departments, campus police departments, the Illinois State Police, and the Department of Juvenile Justice.

Terms Used In Illinois Compiled Statutes 5 ILCS 835/5

  • State: when applied to different parts of the United States, may be construed to include the District of Columbia and the several territories, and the words "United States" may be construed to include the said district and territories. See Illinois Compiled Statutes 5 ILCS 70/1.14

     “Law enforcement official” means any officer or other agent of a State or local law enforcement agency authorized to enforce criminal laws, rules, regulations, or local ordinances or operate jails, correctional facilities, or juvenile detention facilities or to maintain custody of individuals in jails, correctional facilities, or juvenile detention facilities also including any school resource officer or other police or security officer assigned to any public school, including any public pre-school and other early learning program, public elementary and secondary school, or public institution of higher education.
     (b) On or after the effective date of this Act, no law enforcement agency or official may enter into or remain in an agreement with U.S. Immigration and Customs Enforcement under a federal 287(g) program.
     (c) Nothing in this Section shall preclude a law enforcement official from otherwise executing that official’s duties in ensuring public safety.