Illinois Statutes Chapter 20. Executive Branch § 3930/3. Definitions

(a) The term “criminal justice system” includes all activities by public agencies pertaining to the prevention or reduction of crime or enforcement of the criminal law, and particularly, but without limitation, the prevention, detection, and investigation of crime; the apprehension of offenders; the protection of victims and witnesses; the administration of juvenile justice; the prosecution and defense of criminal cases; the trial, conviction, and sentencing of offenders; as well as the correction and rehabilitation of offenders, which includes imprisonment, probation, parole, aftercare release, and treatment.

(b) The term “Authority” means the Illinois Criminal Justice Information Authority created by this Act.

(c) The term “criminal justice information” means any and every type of information that is collected, transmitted, or maintained by the criminal justice system.

(d) The term “criminal history record information” means data identifiable to an individual individual, including information collected under Section 4.5 of the Criminal Identification Act,  1 and consisting of descriptions or notations of arrests, detentions, indictments, informations, pre-trial proceedings, trials, or other formal events in the criminal justice system or descriptions or notations of criminal charges (including criminal violations of local municipal ordinances) and the nature of any disposition arising therefrom, including sentencing, court or correctional supervision, rehabilitation, and release. The term does not apply to statistical records and reports in which individuals are not identified and from which their identities are not ascertainable, or to information that is for criminal investigative or intelligence purposes.

(e) The term “unit of general local government” means any county, municipality or other general purpose political subdivision of this State.