Illinois Compiled Statutes

720 ILCS 5/31-5 (2026)

Concealing or aiding a fugitive

✓ current as of May 2026
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(720 ILCS 5/31-5) (from Ch. 38, par. 31-5)
    Sec. 31-5. Concealing or aiding a fugitive.
    (a) Every person not standing in the relation of husband, wife, parent, child, brother or sister to the offender, who, with intent to prevent the apprehension of the offender, conceals his knowledge that an offense has been committed or harbors, aids or conceals the offender, commits a Class 4 felony.
    (b) Every person, 18 years of age or older, who, with intent to prevent the apprehension of the offender, aids or assists the offender, by some volitional act, in fleeing the municipality, county, State, country, or other defined jurisdiction in which the offender is to be arrested, charged, or prosecuted, commits a Class 4 felony.
(Source: P.A. 97-741, eff. 1-1-13.)

    
Notes of Decisions
Cited in 10 cases (2 in the last 5 years), 1998–2026 · leading case: People v. Dennis, 692 N.E.2d 325 (Ill. 1998).
People v. Dennis, 692 N.E.2d 325 (Ill. 1998). “See 720 ILCS 5/31-5 (West 1994). We acknowledge that, at least in the context of felony murder, we have held that if a killing occurs in the course of an escape from a robbery, the escape is within the operation of the felony-murder rule.”
People v. Phillips, 2012 IL App (1st) 101923 (Ill. App. Ct. 2012). “¶ 18 This result is largely driven by the fact that accountability is determined only by a defendant’s actions before or during an offense (see 720 ILCS 5/5-2(c) (West 2010)), and the fact that facilitation of a principal’s escape after the fact is punishable as a crime in its…”
People v. Brogan, 816 N.E.2d 643 (Ill. App. Ct. 2004). · cites it 3× “" 720 ILCS 5/31-5 (West 2000). Count XV states that the defendant committed the offense of official misconduct "in that he, being a public employee, in his official capacity, to wit: Cook County Correctional Officer, knowingly performed an act which he knew by law he was…”
People v. Johnson, 2013 IL App (1st) 122459 (Ill. App. Ct. 2014). “That offense is accessory after the fact (720 ILCS 5/31-5 (West 2002)), not first-degree murder.”
People v. Johnson, 2014 IL App (1st) 122459-B (Ill. App. Ct. 2015). “That offense is accessory after the fact (720 ILCS 5/31-5 (West 2002)), not first-degree murder.”
People v. McCoy, 2014 IL App (2d) 100424-B (Ill. App. Ct. 2014). “” 725 ILCS 5/122-1(b) (West 2010). This court has held that affidavits associated with petitions under the Act must be 1 The statute on harboring, concealing, or aiding a fugitive as then written did not allow prosecution of a spouse.”
People v. McCoy, 2014 IL App (2d) 100424-B (Ill. App. Ct. 2014). “720 ILCS 5/31-5 (West 2006). -3- 2014 IL App (2d) 100424-B affirm the dismissal.”
People v. Johnson, 2014 IL App (1st) 122459-B (Ill. App. Ct. 2015). “That offense is accessory after the fact (720 ILCS 5/31-5 (West 2004)), not first-degree murder.”
People v. Denson, 2022 IL App (2d) 200230-U (Ill. App. Ct. 2022). · cites it 2× “Denson, was charged with the following three counts: (1) resisting or obstructing a peace officer (720 ILCS 5/31-1(a) (West 2018) (Class A Misdemeanor)), in that he knowingly refused to allow officers to secure him in handcuffs during a physical altercation; (2) concealing or…”
Aska (N.D. Ill. 2026). “Defendants argue that at least three statutes provided them with probable cause to arrest Aska: 720 ILCS 5/31-5(a) (concealing or aiding a fugitive), 720 ILCS 5/31-1 (resisting or obstructing a peace officer), and 720 ILCS 5/31-4 (obstructing justice).”
— 720 ILCS 5/31-5(a) — 1 case
Aska (N.D. Ill. 2026). “Defendants argue that at least three statutes provided them with probable cause to arrest Aska: 720 ILCS 5/31-5(a) (concealing or aiding a fugitive), 720 ILCS 5/31-1 (resisting or obstructing a peace officer), and 720 ILCS 5/31-4 (obstructing justice).”
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