720 ILCS 5/31-6
2021 Illinois Compiled Statutes|Chapter 720 - CRIMINAL OFFENSES|720 ILCS 5/ - Criminal Code of 2012.|Title III - Specific Offenses

 (from Ch. 38, par. 31-6)Sec. 31-6. Escape; failure to report to a penal institution or to report  for periodic imprisonment.(a) A person convicted of a felony or charged with the commission of a  felony, or charged with or adjudicated delinquent for an act which, if committed by an adult, would constitute a felony, who intentionally escapes from any penal institution or from the custody  of an employee of that institution commits a Class 2 felony; however, a person  convicted of a felony, or adjudicated delinquent for an act which, if committed by an adult, would constitute a felony, who knowingly fails to report to a penal institution or  to report for periodic imprisonment at any time or knowingly fails to return  from furlough or from work and day release or who knowingly fails to abide  by the terms of home confinement is guilty of a Class 3 felony.(b) A person convicted of a misdemeanor or charged with the  commission of a misdemeanor, or charged with or adjudicated delinquent for an act which, if committed by an adult, would constitute a misdemeanor, who intentionally escapes from any  penal institution or from the custody of an employee of that  institution commits a Class A misdemeanor; however, a person convicted  of a misdemeanor, or adjudicated delinquent for an act which, if committed by an adult, would constitute a misdemeanor, who knowingly fails to report to a penal institution or to  report for periodic imprisonment at any time or knowingly fails to return from  furlough or from work and day release or who knowingly fails to abide by  the terms of home confinement is guilty of a Class B misdemeanor.(b-1) A person in the custody of the Department of Human Services under the  provisions of the Sexually Violent Persons Commitment Act under a detention order, commitment order, conditional release order, or other court order who intentionally  escapes from any secure residential facility or from a Department employee or any of its agents commits a Class 2 felony.(c) A person in the lawful custody of a peace officer for the alleged  commission of a felony offense or an act which, if committed by an adult, would constitute a felony, and who intentionally escapes from custody  commits a Class 2 felony; however, a person in the lawful custody of a  peace officer for the alleged commission of a misdemeanor offense or an act which, if committed by an adult, would constitute a misdemeanor, who  intentionally escapes from custody commits a Class A misdemeanor.(c-5) A person in the lawful custody of a peace officer for an alleged  violation of a term or condition of probation, conditional discharge, parole, aftercare release,  or mandatory supervised release for a felony or an act which, if committed by an adult, would constitute a felony, who intentionally escapes  from custody is guilty of a Class 2 felony.(c-6) A person in the lawful custody of a peace officer for an alleged  violation of a term or condition of supervision, probation, or conditional  discharge for a misdemeanor or an act which, if committed by an adult, would constitute a misdemeanor, who intentionally escapes from custody is  guilty of a Class A misdemeanor.(d) A person who violates this Section  while armed with a dangerous weapon commits a Class 1 felony.  (Source: P.A. 98-558, eff. 1-1-14; 98-770, eff. 1-1-15.)