CHAPTER 720, ILCS 5/ - CRIMINAL CODE DIVISION I
Also Known As: Unlawful Use of Weapons by a Felon, Felon in Possession of Firearm, UUW Felon

720 ILCS 5/24-1.1

Sec. 24-1.1. Unlawful possession of weapons by felons or persons in the custody of the Department of Corrections facilities.

Illinois Compiled Statute
720 ILCS 5/24-1.1
Offense Description
Unlawful use of weapons by felons or persons in custody of Department of Corrections
Offense Classification
Class 3 Felony
Statutory Penalties & Sentencing Scope
2 to 5 years IDOC (Probation eligible) · Fine up to $25,000
Supreme Court Rule 551 Mandatory Court Appearance
Under Illinois Supreme Court Rule 551, personal court appearance before a judge is mandatory. The defendant cannot satisfy this charge by mail, electronic payment, or pre-set bail forfeiture.
SAFE-T Act Pretrial Detention Eligibility (725 ILCS 5/110-6.1)
Detention Eligible: The State's Attorney may petition the court for denial of pretrial release under 725 ILCS 5/110-6.1 (Firearm). Standard: Real and present threat to physical safety of any person.
Secretary of State Driver's License Action
Standard Administrative Protocol: No automatic driver's license suspension or mandatory revocation is triggered by this offense code alone upon citation.
EXECUTIVE SYNOPSIS · ILLINOIS LEGAL STANDARDS Governing Authority: ILGA & Supreme Court Rules

Under Illinois law, 720 ILCS 5/24-1.1 (Unlawful use of weapons by felons or persons in custody of Department of Corrections) is classified as a Class 3 Felony. Statutory sentencing scope: 2 to 5 years IDOC (Probation eligible) · Fine up to $25,000. Court appearance is mandatory under Illinois Supreme Court Rule 551, and pretrial release is subject to detention eligibility under the SAFE-T Act (725 ILCS 5/110-6.1).

Offense Class & Sentencing Scope Class 3 Felony

2 to 5 years IDOC (Probation eligible) · Fine up to $25,000

Court Appearance Mandate Rule 551 Mandatory Court

Under Illinois Supreme Court Rule 551, personal court appearance before a judge is mandatory. The defendant cannot satisfy this charge by mail, electronic payment, or pre-set bail forfeiture.

Pretrial Fairness Act (SAFE-T Act) Detention Eligible (725 ILCS 5/110-6.1)

Detention Eligible: The State's Attorney may petition the court for denial of pretrial release under 725 ILCS 5/110-6.1 (Firearm). Standard: Real and present threat to physical safety of any person.

Secretary of State License Sanction Standard Administrative Protocol

No automatic driver's license suspension or mandatory revocation is triggered by this offense code alone upon citation.

Classification Class 3 Felony
Court Appearance Mandatory Court Appearance (Rule 551)
SAFE-T Act Detention Detention Eligible (Firearm)
SOS Reporting Code None Assigned

Associated Offense Codes & Classifications (1)

Offense Description Class Court Mandate SAFE-T Act Reporting Code Official ILGA
Unlawful use of weapons by felons or persons in custody of Department of Corrections Official ILGA · 720 ILCS 5/24-1.1 -> Class 3 Felony Rule 551 Mandate Detainable — ILGA.gov ->

Illinois General Assembly Statutory Text (Verbatim)

Source: ilga.gov ->

Sec. 24-1.1. Unlawful possession of weapons by felons or persons in the custody of the Department of Corrections facilities.

(a)

(a) It is unlawful for a person to knowingly possess on or about his person or on his land or in his own abode or fixed place of business any weapon prohibited under Section 24-1 of this Act or any firearm or any firearm ammunition if the person has been convicted of a felony under the laws of this State or any other jurisdiction. This Section shall not apply if the person has been granted relief by the Director of the Illinois State Police under Section 10 of the Firearm Owners Identification Card Act.

(b)

(b) It is unlawful for any person confined in a penal institution, which is a facility of the Illinois Department of Corrections, to possess any weapon prohibited under Section 24-1 of this Code or any firearm or firearm ammunition, regardless of the intent with which he possesses it.

(c)

(c) It shall be an affirmative defense to a violation of subsection (b), that such possession was specifically authorized by rule, regulation, or directive of the Illinois Department of Corrections or order issued pursuant thereto.

(d)

(d) The defense of necessity is not available to a person who is charged with a violation of subsection (b) of this Section.

(e)

(e) Sentence. Violation of this Section by a person not confined in a penal institution shall be a Class 3 felony for which the person shall be sentenced to no less than 2 years and no more than 10 years. A second or subsequent violation of this Section shall be a Class 2 felony for which the person shall be sentenced to a term of imprisonment of not less than 3 years and not more than 14 years, except as provided for in Section 5-4.5-110 of the Unified Code of Corrections. Violation of this Section by a person not confined in a penal institution who has been convicted of a forcible felony, a felony violation of Article 24 of this Code or of the Firearm Owners Identification Card Act, stalking or aggravated stalking, or a Class 2 or greater felony under the Illinois Controlled Substances Act, the Cannabis Control Act, or the Methamphetamine Control and Community Protection Act is a Class 2 felony for which the person shall be sentenced to not less than 3 years and not more than 14 years, except as provided for in Section 5-4.5-110 of the Unified Code of Corrections. Violation of this Section by a person who is on parole or mandatory supervised release is a Class 2 felony for which the person shall be sentenced to not less than 3 years and not more than 14 years, except as provided for in Section 5-4.5-110 of the Unified Code of Corrections. Violation of this Section by a person not confined in a penal institution is a Class X felony when the firearm possessed is a machine gun. Any person who violates this Section while confined in a penal institution, which is a facility of the Illinois Department of Corrections, is guilty of a Class 1 felony, if he possesses any weapon prohibited under Section 24-1 of this Code regardless of the intent with which he possesses it, a Class X felony if he possesses any firearm, firearm ammunition or explosive, and a Class X felony for which the offender shall be sentenced to not less than 12 years and not more than 50 years when the firearm possessed is a machine gun. A violation of this Section while wearing or in possession of body armor as defined in Section 33F-1 is a Class X felony punishable by a term of imprisonment of not less than 10 years and not more than 40 years. The possession of each firearm or firearm ammunition in violation of this Section constitutes a single and separate violation.

(Source: P.A. 102-538, eff. 8-20-21; 103-822, eff. 1-1-25.)

Frequently Asked Questions & Legal Analysis

Authoritative Statutory Guidance
What is the statutory penalty and sentencing range for 720 ILCS 5/24-1.1 in Illinois?

Under Illinois law, 720 ILCS 5/24-1.1 (Unlawful use of weapons by felons or persons in custody of Department of Corrections) is classified as a Class 3 Felony.

Sentencing Scope: 2 to 5 years IDOC (Probation eligible) · Fine up to $25,000

Is a court appearance mandatory for 720 ILCS 5/24-1.1 under Illinois Supreme Court Rule 551?

Mandatory Personal Appearance Required: Under Illinois Supreme Court Rule 551, personal court appearance before a judge is mandatory. The defendant cannot satisfy this charge by mail, electronic payment, or pre-set bail forfeiture.

Is an individual accused of 720 ILCS 5/24-1.1 detainable before trial under the SAFE-T Act?

Detention Eligible: Detention Eligible: The State's Attorney may petition the court for denial of pretrial release under 725 ILCS 5/110-6.1 (Firearm). Standard: Real and present threat to physical safety of any person.

What Secretary of State driver's license sanctions apply to 720 ILCS 5/24-1.1?

Standard Administrative Protocol: No automatic driver's license suspension or mandatory revocation is triggered by this offense code alone upon citation.

Official Legal Citation Formats

Legal & Academic Reference

Standardized legal citations for briefs, court pleadings, law enforcement documentation, and academic research.

Illinois Supreme Court Citation 720 ILCS 5/24-1.1 (West 2026)
The Bluebook Style (21st ed.) 720 Ill. Comp. Stat. 5/24-1.1 (2026)
Canonical Web Reference https://ilcsindex.com/statutes/720-ilcs-5-24-1.1
Cross-Referenced ILCS Codes