§ 137.01 UNLAWFUL USE OF WEAPONS.
   (A)   A person commits the offense of unlawful use of weapons when he or she knowingly:
      (1)   Sells, manufactures, purchases, possesses or carries any bludgeon, black-jack, slung-shot, sand-club, sand-bag, metal knuckles or other knuckle weapon regardless of its composition, throwing star, or any knife, commonly referred to as a switchblade knife, which has a blade that opens automatically by hand pressure applied to a button, spring or other device in the handle of the knife, or a ballistic knife, which is a device that propels a knifelike blade as a projectile by means of a coil spring, elastic material or compressed gas; or
      (2)   (a)   Carries or possesses with intent to use the same unlawfully against another, a dagger, dirk, billy, dangerous knife, razor, stiletto, broken bottle or other piece of glass, stun gun or taser or any other dangerous or deadly weapon or instrument of like character; or
         (b)   Carries or possesses with intent to use the same unlawfully against another, any firearm in a church, synagogue, mosque, or other building, structure, or place used for religious worship; or
      (3)   Carries on or about his or her person or in any vehicle, a tear gas gun projector or bomb or any object containing noxious liquid gas or substance, other than an object containing a non-lethal noxious liquid gas or substance designed solely for personal defense carried by a person 18 years of age or older; or
      (4)   Carries or possesses in any vehicle or concealed on or about his or her person except when on his or her land or in his own abode, legal dwelling, or fixed place of business, or on the land or in the legal dwelling of another person as an invitee with that person's permission, any pistol, revolver, stun gun or taser or other firearm, except that this division (A)(4) does not apply to or affect transportation of weapons that meet one of the following conditions:
            (a)   Are broken down in a non-functioning state; or
            (b)   Are not immediately accessible; or
            (c)   Are unloaded and enclosed in a case, firearm carrying box, shipping box, or other container by a person who has been issued a currently valid Firearm Owner's Identification Card; or
            (d)   Are carried or possessed in accordance with the Firearm Concealed Carry Act by a person who has been issued a currently valid license under the Firearm Concealed Carry Act; or
      (5)   Sets a spring gun; or
      (6)   Possesses any device or attachment of any kind designed, used or intended for use in silencing the report of any firearm; or
      (7)   Sells, manufactures, purchases, possesses or carries:
         (a)   A machine gun, which shall be defined for the purposes of this division (A)(7) as any weapon, which shoots, is designed to shoot, or can be readily restored to shoot, automatically more than one shot without manually reloading by a single function of the trigger, including the frame or receiver of any such weapon, or sells, manufactures, purchases, possesses, or carries any combination of parts designed or intended for use in converting any weapon into a machine gun, or any combination or parts from which a machine gun can be assembled if such parts are in the possession or under the control of a person;
         (b)   Any rifle having one or more barrels less than 16 inches in length or a shotgun having one or more barrels less than 18 inches in length or any weapon made from a rifle or shotgun, whether by alteration, modification, or otherwise, if such a weapon as modified has an overall length of less than 26 inches; or
         (c)   Any bomb, bomb-shell, grenade, bottle or other container containing an explosive substance of over one-quarter ounce for like purposes, such as, but not limited to, black powder bombs and Molotov cocktails or artillery projectiles; or
      (8)   Carries or possesses any firearm, stun gun or taser or other deadly weapon in any place which is licensed to sell intoxicating beverages, or at any public gathering held pursuant to a license issued by any governmental body or any public gathering at which an admission is charged, excluding a place where a showing, demonstration or lecture involving the exhibition of unloaded firearms is conducted. This division (A)(8) does not apply to any auction or raffle of a firearm held pursuant to a license or permit issued by a governmental body, nor does it apply to persons engaged in firearm safety training courses; or
      (9)   Carries or possesses in a vehicle or on or about his or her person any pistol, revolver, stun gun or taser or firearm or ballistic knife, when he or she is hooded, robed or masked in such manner as to conceal his or her identity; or
      (10)   (a)   Carries or possesses on or about his or her person, upon any public street, alley, or other public lands within the corporate limits of a city, village or incorporated town, except when an invitee thereon or therein, for the purpose of the display of such weapon or the lawful commerce in weapons, or except when on his or her land or in his or her own abode, legal dwelling, or fixed place of business, or on the land or in the legal dwelling of another person as an invitee with that person's permission, any pistol, revolver, stun gun or taser or other firearm, except that this division (A)(10) does not apply to or affect transportation of weapons that meet one of the following conditions:
            1.   Are broken down in a non-functioning state; or
            2.   Are not immediately accessible; or
            3.   Are unloaded and enclosed in a case, firearm carrying box, shipping box, or other container by a person who has been issued a currently valid Firearm Owner's Identification Card; or
            4.   Are carried or possessed in accordance with the Firearm Concealed Carry Act by a person who has been issued a currently valid license under the Firearm Concealed Carry Act.
         (b)   A STUN GUN or TASER, as used in this division (A)(10) means:
            1.   Any device which is powered by electrical charging units, such as, batteries, and which fires one or several barbs attached to a length of wire and which, upon hitting a human, can send out a current capable of disrupting the person's nervous system in such a manner as to render him or her incapable of normal functioning; or
            2.   Any device which is powered by electrical charging units, such as batteries, and which, upon contact with a human or clothing worn by a human, can send out current capable of disrupting the person's nervous system in such a manner as to render him or her incapable of normal functioning; or
      (11)   Sells, manufactures or purchases any explosive bullet. For purposes of this division (A)(11), EXPLOSIVE BULLET means the projectile portion of an ammunition cartridge which contains or carries an explosive charge which will explode upon contact with the flesh of a human or an animal. CARTRIDGE means a tubular metal case having a projectile affixed at the front thereof and a cap or primer at the rear end thereof, with the propellant contained in such tube between the projectile and the cap; or
      (12)   Reserved;
      (13)   Carries or possesses on or about his or her person while in a building occupied by a unit of government, a billy club, other weapon of like character, or other instrument of like character intended for use as a weapon. For the purposes of this division (A)(13), BILLY CLUB means a short stick or club commonly carried by police officers which is either telescopic or constructed of a solid piece of wood or other man-made material.
   (B)   Sentence. A person convicted of a violation of division (A)(1) through (5), (A)(10), (A)(11), or subsection (A)(13) commits a Class A misdemeanor. The possession of each weapon in violation of this section constitutes a single and separate violation.
   (C)   The presence in an automobile other than a public omnibus of any weapon, instrument or substance referred to in division (A)(7) is prima facie evidence that it is in the possession of, and is being carried by, all persons occupying such automobile at the time such weapon, instrument or substance is found, except under the following circumstances:
      (1)   If such weapon, instrument or instrumentality is found upon the person of one of the occupants therein; or
      (2)   If such weapon, instrument or substance is found in an automobile operated for hire by a duly licensed driver in the due, lawful and proper pursuit of his trade, then such presumption shall not apply to the driver.
   (D)   Exemptions.
      (1)   Crossbows, common or compound bows and underwater spearguns are exempted from the definition of ballistic knife as defined in division (A)(1) above.
      (2)   The provision of division (A)(1) above prohibiting the sale, manufacture, purchase, possession, or carrying of any knife, commonly referred to as a switchblade knife, which has a blade that opens automatically by hand pressure applied to a button, spring or other device in the handle of the knife, does not apply to a person who possesses a currently valid Firearm Owner's Identification Card previously issued in his or her name by the Illinois State Police or to a person or an entity engaged in the business of selling or manufacturing switchblade knives.
(ILCS Ch. 720, Act 5, § 24-1) Penalty, see § 130.099
Statutory reference:
   For provisions concerning possession of weapons on school or university grounds (all of which are felonies), see ILCS Ch. 720, Act 5, § 24-1(a)(1), (2), (3), (4), (6), (7), (9) and (10)