GENERAL PROVISIONS (13-112-010 et seq.)
Municipal Code of Chicago tit. 13, ch. 13-112, art. I
in effectMunicipal Code of Chicago § 13-112-020 Reserved. Editor's note – Coun. J. 4-10-19, p. 100029, Art. XXII, § 16, repealed § 13-112-020, which pertained to special requirements.
Municipal Code of Chicago § 13-112-030 Reserved. Editor's note – Coun. J. 4-10-19, p. 100029, Art. XXII, § 16, repealed § 13-112-030, which pertained to fire protection requirements.
Municipal Code of Chicago § 13-112-040 Types of occupancies.
13-112-040 Types of occupancies.
The following types of occupancy shall be included as hazardous use units as defined in Section 13-56-210 of this Code:
Asphalt, tar, pitch and resin heating rooms;
Corrosion liquid storage buildings;
Dip tank;
Dry cleaning buildings;
Fume or flammable compressed gas buildings and rooms;
Grain bleachers;
Grain elevators;
Grinding and dust producing rooms;
Hazardous chemical rooms and storage buildings;
Highly flammable materials storage buildings and rooms;
Highly toxic materials storage buildings and rooms;
Japanning and enameling rooms;
Lumber dry kilns;
Malt houses and similar buildings;
Magazines;
Motion picture trial exhibition rooms;
Motion picture studios;
Nitrocellulose products buildings and rooms including certain rooms in motion picture film exchanges;
Nitrocellulose buildings;
Oxidizing materials buildings and rooms;
Paint mixing rooms for other than water base paint;
Paint spraying of other than water base paint;
Picker or shredder rooms;
Potentially explosive chemicals;
Rooms for storage or baling of waste paper;
Smoke houses and smoke rooms;
Standard drying rooms;
Tanks or structures for the storage of hazardous materials;
Industrial properties with occupancies such as:
Artificial flowers,
Artificial and imitation leather,
Carpet linings,
Cereal food, flour, grist and starch mills,
Cotton batting,
Cotton clothing,
Cotton rag sorting,
Cotton waste,
Explosives,
Feather renovating or processing,
Fireworks,
Flammable liquids,
Shoddy mills,
Straw goods,
Sugar grinding,
Varnish,
Woodworking.
(Prior code § 60-4)
Municipal Code of Chicago § 13-112-050 Classification of occupancies.
13-112-050 Classification of occupancies.
Hazardous use units shall, for the purposes of this chapter, be further classified and subdivided as hazardous use general units, hazardous use storage units and hazardous use industrial units.
Hazardous Use General Units. A hazardous use general unit shall include any hazardous use unit other than a hazardous use storage unit and other than a hazardous use industrial unit.
Hazardous Use Storage Units. A hazardous use storage unit shall include any hazardous use unit designed, intended or used for the storage of high hazard materials, high hazard products and all other high hazard storage use not otherwise classified under this chapter. Hazardous use storage units shall include among others:
Corrosive liquid storage buildings;
Fume or flammable compressed gas buildings and room for no other purpose than storage;
Grain elevators;
Hazardous chemical storage buildings;
Highly flammable material storage buildings and rooms;
Highly toxic materials storage buildings and rooms;
Malt houses and similar buildings;
Magazines;
Nitrocellulose buildings;
Nitrocellulose products buildings and rooms for no purpose other than storage;
Oxidizing materials buildings and rooms for no purpose other than storage;
Potentially explosive chemicals buildings and rooms for no purpose other than storage;
Rooms for the storage of waste paper;
Tanks or structures for the storage of hazardous materials;
Hazardous Use Industrial Units. A hazardous use industrial unit shall include any hazardous use unit designed, intended or used for industrial purposes, including any operation or process incident to the producing, fabricating, assembling, developing, molding, pressing, preparing or adapting for use, repairing or refinishing of any high hazard material, high hazard product, article or substance or high hazard parts or appliances of any product or article not otherwise classified under this chapter. Hazardous use industrial units shall include, among others:
Fume or flammable compressed gas buildings of rooms in which any manufacturing is done;
Grain bleachers;
Grinding and dust producing rooms;
Japanning and enameling rooms;
Lumber dry kilns;
Nitrocellulose buildings;
Nitrocellulose products buildings and rooms in which any nitrocellulose manufacturing is done;
Oxidizing materials buildings and rooms where oxidizing materials are used in any process;
Paint mixing, spraying, dipping or flow coating with other than water base paint;
Picker or shredder rooms;
Potentially explosive chemicals buildings and rooms where any potentially explosive chemical is used in any process;
Smoke houses and smoke rooms;
Standard drying rooms and other drying rooms for the drying of articles or materials which will give off explosive or flammable vapors during the drying process.
(Prior code § 60-5)
Municipal Code of Chicago § 13-112-060 Hazardous use rooms.
13-112-060 Hazardous use rooms.
A hazardous use room shall mean any room occupied for any of the purposes outlined in Section 13-112-040 of this Code.
(Prior code § 60-6)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2659965Fetched: 10/24/2026