730 ILCS 5/5-8-1
2021 Illinois Compiled Statutes|Chapter 730 - CORRECTIONS|730 ILCS 5/ - Unified Code of Corrections.|Chapter V - Sentencing

 (from Ch. 38, par. 1005-8-1)Sec. 5-8-1. Natural life imprisonment; enhancements for use of a firearm; mandatory supervised release terms.(a) Except as otherwise provided in the statute defining the offense or in Article 4.5 of Chapter V, a  sentence of imprisonment for a felony shall be a determinate sentence set by  the court under this Section, subject to Section 5-4.5-115 of this Code, according to the following limitations:(1) for first degree murder,(a) (blank),(b) if a trier of fact finds beyond a reasonable         doubt that the murder was accompanied by exceptionally brutal or heinous behavior indicative of wanton cruelty or, except as set forth in subsection (a)(1)(c) of this Section, that any of the aggravating factors listed in subsection (b) or (b-5) of Section 9-1 of the Criminal Code of 1961 or the Criminal Code of 2012 are present, the court may sentence the defendant, subject         to Section 5-4.5-105, to a term of natural life imprisonment, or(c) the court shall sentence the defendant to a         term of natural life imprisonment if the defendant, at the time of the commission of the murder, had attained the age of 18, and:(i) has previously been convicted of first             degree murder under any state or federal law, or(ii) is found guilty of murdering more than             one victim, or(iii) is found guilty of murdering a peace             officer, fireman, or emergency management worker when the peace officer, fireman, or emergency management worker was killed in the course of performing his official duties, or to prevent the peace officer or fireman from performing his official duties, or in retaliation for the peace officer, fireman, or emergency management worker from performing his official duties, and the defendant knew or should have known that the murdered individual was a peace officer, fireman, or emergency management worker, or(iv) is found guilty of murdering an employee             of an institution or facility of the Department of Corrections, or any similar local correctional agency, when the employee was killed in the course of performing his official duties, or to prevent the employee from performing his official duties, or in retaliation for the employee performing his official duties, or(v) is found guilty of murdering an emergency             medical technician - ambulance, emergency medical technician - intermediate, emergency medical technician - paramedic, ambulance driver or other medical assistance or first aid person while employed by a municipality or other governmental unit when the person was killed in the course of performing official duties or to prevent the person from performing official duties or in retaliation for performing official duties and the defendant knew or should have known that the murdered individual was an emergency medical technician - ambulance, emergency medical technician - intermediate, emergency medical technician - paramedic, ambulance driver, or other medical assistant or first aid personnel, or(vi) (blank), or(vii) is found guilty of first degree murder             and the murder was committed by reason of any person's activity as a community policing volunteer or to prevent any person from engaging in activity as a community policing volunteer.  For the purpose of this Section, "community policing volunteer" has the meaning ascribed to it in Section 2-3.5 of the Criminal Code of 2012.For purposes of clause (v), "emergency medical         technician - ambulance", "emergency medical technician - intermediate", "emergency medical technician - paramedic", have the meanings ascribed to them in the Emergency Medical Services (EMS) Systems Act.(d)(i) if the person committed the offense while             armed with a firearm, 15 years shall be added to the term of imprisonment imposed by the court;(ii) if, during the commission of the offense,         the person personally discharged a firearm, 20 years shall be added to the term of imprisonment imposed by the court;(iii) if, during the commission of the offense,         the person personally discharged a firearm that proximately caused great bodily harm, permanent disability, permanent disfigurement, or death to another person, 25 years or up to a term of natural life shall be added to the term of imprisonment imposed by the court.(2) (blank);(2.5) for a person who has attained the age of 18     years at the time of the commission of the offense and who is convicted under the circumstances described in subdivision (b)(1)(B) of Section 11-1.20 or paragraph (3) of subsection (b) of Section 12-13, subdivision (d)(2) of Section 11-1.30 or paragraph (2) of subsection (d) of Section 12-14, subdivision (b)(1.2) of Section 11-1.40 or paragraph (1.2) of subsection (b) of Section 12-14.1, subdivision (b)(2) of Section 11-1.40 or paragraph (2) of subsection (b) of Section 12-14.1 of the Criminal Code of 1961 or the Criminal Code of 2012, the sentence shall be a term of natural life imprisonment.(b) (Blank).(c) (Blank).(d)  Subject to  earlier termination under Section 3-3-8, the parole or mandatory  supervised release term shall be written as part of the sentencing order and shall be as follows:(1) for first degree murder or for the offenses of     predatory criminal sexual assault of a child, aggravated criminal sexual assault, and criminal sexual assault if committed on or before December 12, 2005, 3 years;(1.5) except as provided in paragraph (7) of this     subsection (d), for a Class X felony except for the offenses of predatory criminal sexual assault of a child, aggravated criminal sexual assault, and criminal sexual assault if committed on or after December 13, 2005 (the effective date of Public Act 94-715) and except for the offense of aggravated child pornography under Section 11-20.1B, 11-20.3, or 11-20.1 with sentencing under subsection (c-5) of Section 11-20.1 of the Criminal Code of 1961 or the Criminal Code of 2012, if committed on or after January 1, 2009, 18 months;(2) except as provided in paragraph (7) of this     subsection (d), for a Class 1 felony or a Class 2 felony except for the offense of criminal sexual assault if committed on or after December 13, 2005 (the effective date of Public Act 94-715) and except for the offenses of manufacture and dissemination of child pornography  under clauses (a)(1) and (a)(2) of Section 11-20.1 of the Criminal Code of 1961 or the Criminal Code of 2012, if committed on or after January 1, 2009, 12 months;(3) except as provided in paragraph (4), (6), or (7)     of this subsection (d), a mandatory supervised release term shall not be imposed for a Class 3 felony or a Class 4 felony; unless:(A) the Prisoner Review Board, based on a         validated risk and needs assessment, determines it is necessary for an offender to serve a mandatory supervised release term;(B) if the Prisoner Review Board determines a         mandatory supervised release term is necessary pursuant to subparagraph (A) of this paragraph (3), the Prisoner Review Board shall specify the maximum number of months of mandatory supervised release the offender may serve, limited to a term of: (i) 12 months for a Class 3 felony; and (ii) 12 months for a Class 4 felony;(4) for defendants who commit the offense of     predatory criminal sexual assault of a child, aggravated criminal sexual assault, or criminal sexual assault, on or after December 13, 2005 (the effective date of Public Act 94-715), or who commit the offense of aggravated child pornography under Section 11-20.1B, 11-20.3, or 11-20.1 with sentencing under subsection (c-5) of Section 11-20.1 of the Criminal Code of 1961 or the Criminal Code of 2012, manufacture of child pornography, or dissemination of child pornography after January 1, 2009, the term of mandatory supervised release shall range from a minimum of 3 years to a maximum of the natural life of the defendant;(5) if the victim is under 18 years of age, for a     second or subsequent offense of aggravated criminal sexual abuse or felony criminal sexual abuse, 4 years, at least the first 2 years of which the defendant shall serve in an electronic monitoring or home detention program under Article 8A of Chapter V of this Code;(6)  for a felony domestic battery, aggravated     domestic battery, stalking, aggravated stalking, and a felony violation of an order of protection, 4 years;(7) for any felony described in paragraph (a)(2)(ii),     (a)(2)(iii), (a)(2)(iv), (a)(2)(vi), (a)(2.1), (a)(2.3), (a)(2.4), (a)(2.5), or (a)(2.6) of Article 5, Section 3-6-3 of the Unified Code of Corrections requiring an inmate to serve a minimum of 85% of their court-imposed sentence, except for the offenses of predatory criminal sexual assault of a child, aggravated criminal sexual assault, and criminal sexual assault if committed on or after December 13, 2005 (the effective date of Public Act 94-715) and except for the offense of aggravated child pornography under Section 11-20.1B, 11-20.3, or 11-20.1 with sentencing under subsection (c-5) of Section 11-20.1 of the Criminal Code of 1961 or the Criminal Code of 2012, if committed on or after January 1, 2009 and except as provided in paragraph (4) or paragraph (6) of this subsection (d), the term of mandatory supervised release shall be as follows:(A) Class X felony, 3 years;(B) Class 1 or Class 2 felonies, 2 years;(C) Class 3 or Class 4 felonies, 1 year.(e) (Blank).(f) (Blank).(g) Notwithstanding any other provisions of this Act and of Public Act 101-652: (i) the provisions of paragraph (3) of subsection (d) are effective on July 1, 2022 and shall apply to all individuals convicted on or after the effective date of paragraph (3) of subsection (d); and (ii) the provisions of paragraphs (1.5) and (2) of subsection (d) are effective on July 1, 2021 and shall apply to all individuals convicted on or after the effective date of paragraphs (1.5) and (2) of subsection (d).(Source: P.A. 101-288, eff. 1-1-20; 101-652, eff. 7-1-21; 102-28, eff. 6-25-21; 102-687, eff. 12-17-21; 102-694, eff. 1-7-22.)