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Municipal Code of Chicago
MUNICIPAL CODE OF CHICAGO
TITLE 1 GENERAL PROVISIONS
TITLE 2 CITY GOVERNMENT AND ADMINISTRATION
TITLE 3 REVENUE AND FINANCE
TITLE 4 BUSINESSES, OCCUPATIONS AND CONSUMER PROTECTION
TITLE 5 HOUSING AND ECONOMIC DEVELOPMENT
TITLE 6 HUMAN RIGHTS*
TITLE 7 HEALTH AND SAFETY
TITLE 8 OFFENSES AFFECTING PUBLIC PEACE, MORALS AND WELFARE
TITLE 9 VEHICLES, TRAFFIC AND RAIL TRANSPORTATION
TITLE 10 STREETS, PUBLIC WAYS, PARKS, AIRPORTS AND HARBORS
TITLE 11 UTILITIES AND ENVIRONMENTAL PROTECTION
TITLE 12 RESERVED
TITLE 13 BUILDINGS AND CONSTRUCTION
TITLE 14 RESERVED*
TITLE 14A ADMINISTRATIVE PROVISIONS OF THE CHICAGO CONSTRUCTION CODES*
TITLE 14B BUILDING CODE*
CHAPTER 14B-1 SCOPE AND PURPOSE
CHAPTER 14B-2 DEFINITIONS AND MEASUREMENTS
CHAPTER 14B-3 OCCUPANCY CLASSIFICATION AND USE
CHAPTER 14B-4 SPECIAL DETAILED REQUIREMENTS BASED ON USE AND OCCUPANCY
CHAPTER 14B-5 GENERAL BUILDING HEIGHTS AND AREAS
CHAPTER 14B-6 TYPES OF CONSTRUCTION
CHAPTER 14B-7 FIRE AND SMOKE PROTECTION FEATURES
CHAPTER 14B-8 INTERIOR FINISHES
CHAPTER 14B-9 FIRE PROTECTION AND LIFE SAFETY SYSTEMS
CHAPTER 14B-10 MEANS OF EGRESS
CHAPTER 14B-11 ACCESSIBILITY
CHAPTER 14B-12 INTERIOR ENVIRONMENT
CHAPTER 14B-13 ENERGY EFFICIENCY
CHAPTER 14B-14 EXTERIOR WALLS
CHAPTER 14B-15 ROOF ASSEMBLIES AND ROOFTOP STRUCTURES
CHAPTER 14B-16 STRUCTURAL DESIGN
CHAPTER 14B-17 SPECIAL INSPECTIONS AND TESTS
CHAPTER 14B-18 SOILS AND FOUNDATIONS
CHAPTER 14B-19 CONCRETE
CHAPTER 14B-20 ALUMINUM
CHAPTER 14B-21 MASONRY
CHAPTER 14B-22 STEEL
CHAPTER 14B-23 WOOD
CHAPTER 14B-24 GLASS AND GLAZING
CHAPTER 14B-25 GYPSUM BOARD, GYPSUM PANEL PRODUCTS AND PLASTER
CHAPTER 14B-26 PLASTIC
CHAPTER 14B-27 ELECTRICAL
CHAPTER 14B-28 MECHANICAL SYSTEMS
CHAPTER 14B-29 PLUMBING SYSTEMS
CHAPTER 14B-30 CONVEYANCE DEVICES
CHAPTER 14B-31 SPECIAL CONSTRUCTION
CHAPTER 14B-32 ENCROACHMENTS INTO THE PUBLIC WAY
CHAPTER 14B-33 WORK SITE SAFETY AND OPERATIONS
CHAPTER 14B-34 RESERVED
CHAPTER 14B-35 REFERENCED STANDARDS
CHAPTER 14B-36 APPENDICES
TITLE 14C CONVEYANCE DEVICE CODE*
TITLE 14E ELECTRICAL CODE*
TITLE 14F FIRE PREVENTION CODE*
TITLE 14G FUEL GAS CODE*
TITLE 14M MECHANICAL CODE*
TITLE 14N 2022 ENERGY TRANSFORMATION CODE*
TITLE 14P PLUMBING CODE*
TITLE 14R BUILDING REHABILITATION CODE*
TITLE 14X MINIMUM REQUIREMENTS FOR EXISTING BUILDINGS*
TITLE 15 FIRE PREVENTION
TITLE 16 LAND USE
TITLE 17 CHICAGO ZONING ORDINANCE
TITLE 18 BUILDING INFRASTRUCTURE
APPENDIX TO THE MUNICIPAL CODE OF CHICAGO (RESERVED)*
TABLES
Chicago Zoning Ordinance and Land Use Ordinance
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14B-3-308 Institutional Group I.
The provisions of Section 308 of IBC are adopted by reference with the following modifications:
1.   In provisions adopted by reference, reset the following term in italic type: "24-hour basis" and "custodial care."
1.1.   Revise Section 308.2 by replacing "Alcohol and drug centers" with "Alcohol and drug abuse treatment facilities."
2.   Revise Section 308.2.3 to read:
"308.2.3 Six to 16 individuals receiving custodial care.
A facility housing not fewer than six and not more than 16 individuals receiving custodial care shall be classified as Group R-4."
3.   Revise Section 308.2.4 to read:
"308.2.4 Five or fewer individuals receiving custodial care.
A facility with five or fewer individuals receiving custodial care shall be classified as Group R-3 provided an automatic sprinkler system is installed in accordance with Section 903.3.1.3."
4.   Revise Section 308.3.1.1 to read:
"308.3.1.1 Condition 1.
This occupancy condition shall include facilities that provide nursing or medical care but do not provide emergency care, surgery, obstetrics or in-patient stabilization units for psychiatric or detoxification purposes, including but not limited to nursing homes and foster care facilities."
5.   Revise Section 308.3.1.2 to read:
"308.3.1.2 Condition 2.
This occupancy condition shall include facilities that provide nursing or medical care and could provide emergency care, surgery, obstetrics or in-patient stabilization units for psychiatric or detoxification purposes, including but not limited to hospitals."
6.   Revise Section 308.3.2 to read:
"308.3.2 Five or fewer individuals receiving medical care.
A facility with five or fewer individuals receiving nursing or medical care shall be classified as Group R-3 provided an automatic sprinkler system is installed in accordance with Section 903.3.1.3."
7.   Revise Section 308.4.1 to read:
"308.4.1 Condition 1.
This occupancy condition shall include buildings in which free movement is allowed from sleeping areas, and other spaces where access or occupancy is permitted, to the exterior via means of egress without restraint. A Condition 1 facility is permitted to be constructed in accordance with requirements for a Group R occupancy where approved by the fire code official."
8.   Revise Section 308.5.1 to read:
"308.5.1 Classification as Group E-2.
A child day care facility that provides care for less than 30 children under 2 years of age, where the rooms in which the children are cared for are located on a level of exit discharge serving such rooms, shall be classified as Group E-2."
9.   Delete Section 308.5.2.
10.   Revise Section 308.5.4 to read:
"308.5.4 Five or fewer individuals receiving care in a dwelling unit.
A facility such as the above within a dwelling unit and having five or fewer individuals receiving custodial care shall be classified as a Group R-2, R-3 or R-5 occupancy."
(Amend Coun. J. 2-19-20, p. 14473, Art. II, § 4)
14B-3-309 Mercantile Group M.
The provisions of Section 309 of IBC are adopted by reference without modification.
14B-3-310 Residential Group R.
The provisions of Section 310 of IBC are not adopted. The following language is adopted as Section 310:
"310. RESIDENTIAL GROUP R
310.1 Residential Group R.
Residential Group R occupancy includes, among others, the use of a building or structure, or a portion thereof, for sleeping purposes when not classified as an Institutional Group I.
310.2 Residential Group R-1.
Residential Group R-1 occupancies contain dwelling units or sleeping units where the occupants are primarily transient in nature, including:
Hotels with accommodations for more than 10 transient occupants
Congregate living facilities with accommodations for more than 10 transient occupants
Temporary overnight shelters
310.3 Residential Group R-2.
Residential Group R-2 occupancies contain one or more sleeping units or more than three dwelling units (including live/work units) where the occupants are primarily permanent in nature, including:
Apartment houses (including condominium and cooperative apartments)
Congregate living facilities (nontransient) with more than 16 occupants
Townhouses
310.4 Residential Group R-3.
Residential Group R-3 occupancies where the occupants are primarily permanent in nature and not classified as Group R-1, R-2, R-4, R-5 or I, including:
Bed-and-breakfast establishments
Care facilities that provide accommodations for 5 or fewer individuals receiving care
Congregate living facilities (nontransient) with 16 or fewer occupants
Congregate living facilities with accommodation for 10 or fewer transient occupants
Hotels with accommodations for 10 or fewer transient occupants
310.4.1 Care facilities within a dwelling.
Care facilities for five or fewer individuals receiving care that are within a single-family dwelling are permitted to comply with the requirements for Group R-5, provided an automatic sprinkler system is installed in accordance with Section 903.3.1.3.
310.5 Residential Group R-4.
Residential Group R-4 occupancy shall include buildings, structures or portions thereof for more than five but not more than 16 individuals, excluding staff, who reside on a 24-hour basis in a supervised residential environment and receive custodial care. Buildings of Group R-4 shall be classified as one of the occupancy conditions specified in Section 310.5.1 or 310.5.2. This group shall include, but not be limited to, the following:
Alcohol and drug abuse treatment facilities
Assisted living facilities
Congregate care facilities
Group homes
Halfway houses
Residential board and care facilities
Social rehabilitation facilities
Group R-4 occupancies shall meet the requirements for construction as defined for Group R-3, except as otherwise provided for in this code.
310.5.1 Condition 1.
This occupancy condition shall include buildings in which all individuals receiving custodial care are capable of responding to an emergency situation to complete building evacuation without any assistance.
310.5.2 Condition 2.
This occupancy condition shall include buildings in which there are any individuals receiving custodial care who require verbal or physical assistance while responding to an emergency situation to complete building evacuation.
310.6 Residential Group R-5.
Residential Group R-5 occupancy shall include buildings with no more than four stories above grade plane containing one, two or three dwelling units (including live/work units), with or without an attached private garage, and no other occupancy, where each dwelling unit is primarily occupied on a non-transient basis by a single household. Group R-5 shall also include accessory buildings with no more than two stories above grade plane located on the same lot as Group R-5 dwelling units.
(Amend Coun. J. 2-19-20, p. 14473, Art. II, § 5)
14B-3-311 Storage Group S.
The provisions of Section 311 of IBC are adopted by reference with the following modifications:
1.   Revise Section 311.2 to insert, alphabetically: "Computers and office machines."
2.   Revise Section 311.2 to insert, alphabetically: "Electronic data processing (with only incidental human occupancy)."
3.   Revise the first paragraph of Section 311.3 to read:
"Storage Group S-2 occupancies shall include open or enclosed parking garages, other than repair garages, private garages and carports.
Storage Group S-2 occupancies may also include, with the written approval of the fire code official, buildings used for the storage of noncombustible materials with no more than one layer of combustible packaging or protection. Such products are permitted to have a negligible amount of plastic trim, such as knobs, handles or film wrapping. Approved Group S-2 storage uses may include storage of the following:"
4.   Revise Section 311.3 to delete "Fresh fruits and vegetables in nonplastic trays or containers," "Ivory" and "Parking garages, open or enclosed."
(Amend Coun. J. 2-19-20, p. 14473, Art. II, § 6)
14B-3-312 Utility and Miscellaneous Group U.
The provisions of Section 312 of IBC are adopted by reference with the following modifications:
1.   Revise the list in Section 312.1 to read:
"Agricultural buildings
Equipment structures with a gross floor area of less than 1,500 square feet (139 m2)
Lumber yards (open exterior type only)
Parking facilities
Private garages and carports
Stables"
2.   Revise Section 312.1.1 to read:
"312.1.1 Greenhouses.
Greenhouses not classified as another occupancy shall be classified as Use Group U."
(Amend Coun. J. 2-19-20, p. 14473, Art. II, § 7)