Chicago Police DepartmentSpecial Order S04-26-11
City of Chicago Regulation Defining “Assault Weapon”
Issue Date:13 August 2009Effective Date:13 August 2009
Rescinds:D09-28
Index Category:Preliminary Investigations
I.Purpose
This directive informs Department members of regulations promulgated by the Superintendent of Police that expand the list of weapons that cannot be registered within the City of Chicago.
II.General Information
  • A.Department members are bound by the requirements and restrictions relating to weapons ownership and registration, as described in Department directives.
  • B.Section 8-20-030(h)(3) of the Municipal Code of Chicago grants the Superintendent the authority to define as “assault weapons” those weapons that, by their design or operation, are inappropriate for lawful use. Once so defined, these weapons are ineligible for city firearm registration. Any weapon defined as an “assault weapon” under this regulation will have its registration revoked, unless it is designated as a duty-related weapon for the Chicago Police Department.
  • C.Department members who possess non-duty-related weapons that are defined in the regulations as “assault weapons” will end their ownership of such weapons or remove them from the geographical boundaries of the City of Chicago.
III.City of Chicago Regulation Relating to Assault Weapons
  • A.In addition to the weapons defined as assault weapons in Section 8-20-030 of the Municipal Code of Chicago, the following weapons are defined as assault weapons because the design or operation of the weapons is inappropriate for lawful use:
    • 1.Any of the firearms, types, replicas, or duplicates in any caliber of the firearms known as:
      • a.Norinco, Mitchell, and Poly Technologies Avtomat Kalashnikovs (all models);
      • b.Action Arms Israeli Military Industries UZI and Galil;
      • c.Beretta AR-70 (SC-70);
      • d.Colt AR-15;
      • e.Fabrique Nationale FN/FAL, FN/LAR, and FNC;
      • f.SWD M-10, M-11, M-11/9, and M-12;
      • g.Steyr AUG;
      • h.INTRATEC TEC-9, TEC-DC9, and TEC-22;
      • i.any shotgun which contains its ammunition in a revolving cylinder, such as (but not limited to) the Street Sweeper and Striker 12; and
      • j.any handgun or rifle having a caliber of .50 or greater.
    • 2.A semiautomatic rifle that has an ability to accept a detachable magazine and has one or more of the following:
      • a.a folding or telescoping stock;
      • b.a pistol grip that protrudes conspicuously beneath the action of the weapon;
      • c.a bayonet mount;
      • d.a flash suppressor or barrel having a threaded muzzle; or
      • e.a grenade launcher.
    • 3.A semiautomatic pistol that has an ability to accept a detachable magazine and has one or more of the following:
      • a.an ammunition magazine that attaches to the pistol outside of the pistol grip;
      • b.a barrel having a threaded muzzle;
      • c.a shroud that is attached to, or partially or completely encircles the barrel, and that permits the shooter to hold the firearm with the non-trigger hand without being burned;
      • d.a manufactured weight of 50 ounces or more when the pistol is unloaded; or
      • e.a semiautomatic version of an automatic firearm.
    • 4.A semiautomatic shotgun that has one or more of the following:
      • a.a folding or telescoping stock;
      • b.a pistol grip that protrudes conspicuously beneath the action of the weapon;
      • c.a fixed magazine capacity in excess of five rounds; or
      • d.an ability to accept a detachable magazine.
  • B.Except as otherwise may be required by Section 8-20-030 of the Municipal Code of Chicago, “assault weapon” does not include:
    • 1.any firearm that:
      • a.is manually operated by bolt, pump, lever, or slide action;
      • b.has been made permanently inoperable; or
    • 2.any semiautomatic rifle that cannot accept a detachable magazine that holds more than five rounds of ammunition; or
    • 3.any semiautomatic shotgun that cannot hold more than five rounds of ammunition in a fixed or detachable magazine; or
    • 4.any muzzle-loading rifle, muzzle-loading shotgun, or muzzle-loading pistol which is designed to use black powder or a black powder substitute and which cannot use fixed ammunition, provided that this exception shall not include any weapon which incorporates a firearm frame or receiver, any firearm which is converted into a muzzle-loading weapon, or any muzzle-loading weapon which can be readily converted to fire fixed ammunition by replacing the barrel, bolt, breechblock, or any combination thereof.
Jody P. Weis
Superintendent of Police
09-138 mwk