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Chicago Overview
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*
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
CHAPTER 18-11 RESERVED*
CHAPTER 18-13 RESERVED*
CHAPTER 18-14 BUILDING ENERGY USE BENCHMARKING
CHAPTER 18-27 RESERVED*
CHAPTER 18-28 MECHANICAL SYSTEMS*
CHAPTER 18-29 PLUMBING*
Article 1. Administration (18-29-101 et seq.)
Article 2. Definitions (18-29-201 et seq.)
Article 3. General Regulations (18-29-301 et seq.)
Article 4. Fixtures, Faucets and Fixture Fittings (18-29-401 et seq.)
18-29-401 General.
18-29-401.1 Scope.
18-29-401.2 Prohibited fixtures and connections.
18-29-401.3 Water conservation.
18-29-401.4 Reserved.
18-29-401.5 Reserved.
18-29-401.6 Conflicts.
18-29-402 Fixture Materials.
18-29-402.1 Quality of fixtures.
18-29-402.1.1 Used fixtures.
18-29-402.2 Materials for specialty fixtures.
18-29-402.3 Sheet copper.
18-29-402.4 Sheet lead.
18-29-402.5 Fixture strainer.
18-29-402.6 Fixture overflow.
18-29-403 Minimum Plumbing Facilities.
18-29-403.1 Minimum number of fixtures.
18-29-403.1.1 Number of occupants.
18-29-403.1.2 Minimum fixture calculations.
18-29-403.1.3 Single-user toilet rooms and bathing rooms.
18-29-403.1.3.1 Signage.
18-29-403.1.3.2 Lock.
18-29-403.1.3.3 Enclosure.
18-29-403.1.3.4 Waste receptacle.
18-29-403.1.4 Lavatory distribution.
18-29-403.2 Separate facilities.
18-29-403.2.1 Nonseparate facilities.
18-29-403.2.1.1 Number of fixtures.
18-29-403.2.1.2 Water closet compartments.
18-29-403.2.1.2.1 Enclosure.
18-29-403.2.1.2.2 Lock.
18-29-403.2.1.2.3 Waste receptacle.
18-29-403.2.1.3 Urinals.
18-29-403.2.1.4 Proximity to single-user toilet room.
18-29-403.2.1.5 Entrance.
18-29-403.3 Public and employee toilet facilities.
18-29-403.3.1 Access.
18-29-403.3.2 Prohibited location.
18-29-403.3.3 Location.
18-29-403.3.4 Reserved.
18-29-403.3.5 Pay facilities.
18-29-403.3.6 Door locking.
18-29-403.4 Reserved.
18-29-403.5 Drinking fountain location.
18-29-403.6 Service sink location.
18-29-403.6.1 Reserved.
18-29-403.6.1.1 Reserved.
18-29-403.7 Community toilet facilities.
18-29-403.8 Reserved.
18-29-403.9 Reserved.
18-29-404 Accessible Plumbing Facilities.
18-29-404.1 Where required.
18-29-404.2 Accessible fixture requirements.
18-29-405 Installation of Fixtures.
18-29-405.1 Water supply protection.
18-29-405.2 Access for cleaning.
18-29-405.2.1 Reserved.
18-29-405.2.2 Reserved.
18-29-405.3 Setting.
18-29-405.3.1 Water closets, lavatories and bidets.
18-29-405.3.2 Access to lavatories.
18-29-405.3.3 Location of fixtures and piping.
18-29-405.3.4 Water closet compartment.
18-29-405.3.5 Urinal partitions.
18-29-405.4 Floor and wall drainage connections.
18-29-405.4.1 Floor flanges.
18-29-405.4.1.1 Hard lead floor flanges.
18-29-405.4.2 Securing floor outlet fixtures.
18-29-405.4.3 Securing wall-hung water closet bowls.
18-29-405.5 Water-tight joints.
18-29-405.6 Plumbing in mental health centers.
18-29-405.7 Design of overflows.
18-29-405.7.1 Connection of overflows.
18-29-405.8 Access to concealed connections.
18-29-406 Automatic Clothes Washers.
18-29-406.1 Water connection.
18-29-406.2 Waste connection.
18-29-406.3 Reserved.
18-29-407 Bathtubs.
18-29-407.1 Approval.
18-29-407.2 Bathtub waste outlets.
18-29-407.3 Glazing.
18-29-408 Bidets.
18-29-408.1 Approval.
18-29-408.2 Water connection.
18-29-409 Dishwashing Machines.
18-29-409.1 Approval.
18-29-409.2 Water connection.
18-29-409.2.1 Reserved.
18-29-409.2.2 Reserved.
18-29-409.3 Waste connection.
18-29-409.3.1 Reserved.
18-29-409.4 Residential dishwasher waste connection.
18-29-410 Drinking Fountains.
18-29-410.1 Approval.
18-29-410.2 Reserved.
18-29-410.3 Accessible drinking fountains.
18-29-410.4 Substitution.
18-29-410.5 Prohibited location.
18-29-411 Emergency Showers and Eyewash Stations.
18-29-411.1 Water connection.
18-29-411.2 Waste connection.
18-29-412 Floor and Trench Drains.
18-29-412.1 Approval.
18-29-412.2 Floor drains.
18-29-412.3 Size of floor drains.
18-29-412.4 Where required.
18-29-412.4.1 Reserved.
18-29-412.4.2 Reserved.
18-29-412.4.3 Reserved.
18-29-412.4.4 Reserved.
18-29-412.4.5 Reserved.
18-29-412.4.6 Reserved.
18-29-412.4.7 Reserved.
18-29-412.4.8 Reserved.
18-29-412.4.9 Reserved.
18-29-412.5 Floor slope.
18-29-413 Food Waste Disposer Units.
18-29-413.1 Approval.
18-29-413.2 Domestic food waste disposer waste outlets.
18-29-413.3 Commercial food waste disposer waste outlets.
18-29-413.4 Water supply required.
18-29-414 Garbage Can Washers.
18-29-414.1 Water connection.
18-29-414.2 Waste connection.
18-29-415 Laundry Trays.
18-29-415.1 Approval.
18-29-415.2 Waste outlet.
18-29-416 Lavatories.
18-29-416.1 Approval.
18-29-416.2 Cultured marble lavatories.
18-29-416.3 Lavatory waste outlets.
18-29-416.4 Movable lavatory systems.
18-29-416.5 Tempered water for public handwashing facilities.
18-29-417 Showers.
18-29-417.1 Approval.
18-29-417.2 Water supply riser.
18-29-417.3 Shower waste outlet.
18-29-417.4 Shower compartments.
18-29-417.4.1 Deliberately omitted.
18-29-417.4.2 Wall area.
18-29-417.4.3 Shower installation.
18-29-417.4.4 Water temperature safety.
18-29-417.4.5 Dimensions.
18-29-417.4.6 Materials.
18-29-417.4.7 Public or institution showers.
18-29-417.5 Shower floor or receptors.
18-29-417.5.1 Support.
18-29-417.5.2 Deliberately omitted.
18-29-417.6 Glazing.
18-29-418 Sinks.
18-29-418.1 Approval.
18-29-418.2 Sink waste outlets.
18-29-418.2.1 Facilities with no range oven.
18-29-418.3 Movable sink systems.
18-29-419 Urinals.
18-29-419.1 Approval.
18-29-419.2 Substitution for water closets.
18-29-419.3 Urinals for public or employee toilet facilities.
18-29-419.4 Surrounding material.
18-29-420 Water Closets.
18-29-420.1 Approval.
18-29-420.2 Water closets for public or employee toilet facilities.
18-29-420.3 Water closet seats.
18-29-420.4 Water closet connections.
18-29-420.5 Deliberately omitted.
18-29-420.6 Chemical closets.
18-29-420.7 Reserved.
18-29-421 Whirlpool Bathtubs.
18-29-421.1 Approval.
18-29-421.2 Installation.
18-29-421.3 Drain.
18-29-421.4 Suction fittings.
18-29-422 Health Care Fixtures and Equipment.
18-29-422.1 Scope.
18-29-422.2 Deliberately omitted.
18-29-422.3 Deliberately omitted.
18-29-422.4 Deliberately omitted.
18-29-422.5 Deliberately omitted.
18-29-422.6 Deliberately omitted.
18-29-422.7 Deliberately omitted.
18-29-422.8 Deliberately omitted.
18-29-422.9 Sterilizer equipment requirements.
18-29-422.9.1 Sterilizer piping.
18-29-422.9.2 Steam supply.
18-29-422.9.3 Steam condensate return.
18-29-422.9.4 Condensers.
18-29-422.10 Special elevations.
18-29-423 Specialty Plumbing Fixtures.
18-29-423.1 Water connections.
18-29-423.2 Approval.
18-29-423.3 Footbaths and pedicure baths.
18-29-424 Faucets and Fixture Fittings.
18-29-424.1 Approval.
18-29-424.1.1 Faucets and supply fittings.
18-29-424.1.2 Waste fittings.
18-29-424.2 Hand showers.
18-29-424.3 Individual shower valves.
18-29-424.4 Multiple (gang) showers.
18-29-424.5 Bathtub and whirlpool bathtub valves.
18-29-424.6 Hose-connected outlets.
18-29-424.7 Temperature-actuated, flow-reduction devices for individual fixture fittings.
18-29-424.8 Transfer valves.
18-29-424.9 Water closet personal hygiene devices.
18-29-424.10 Head shampoo sink faucets.
18-29-424.11 Prerinse spray valve.
18-29-425 Flushing Devices for Water Closets and Urinals.
18-29-425.1 Flushing devices required.
18-29-425.1.1 Separate for each fixture.
18-29-425.2 Flushometer valves and tanks.
18-29-425.3 Flush tanks.
18-29-425.3.1 Ball cocks.
18-29-425.3.2 Overflows in flush tanks.
18-29-425.3.3 Sheet copper.
18-29-425.3.4 Access required.
18-29-425.4 Flush pipes and fittings.
18-29-426 Floor Sinks.
18-29-426.1 Approval.
Article 5. Water Heaters (18-29-501 et seq.)
Article 6. Water Supply and Distribution (18-29-601 et seq.)
Article 7. Sanitary Drainage (18-29-701 et seq.)
Article 8. Indirect/Special Waste (18-29-801 et seq.)
Article 9. Vents (18-29-901 et seq.)
Article 10. Traps, Separators and Interceptors (18-29-1001 et seq.)
Article 11. Storm Drainage (18-29-1101 et seq.)
Article 12. Swimming Pools and Other Swimming Facilities* (18-29-1201 et seq.)
Article 13. Referenced Standards
Appendix A Procedures for Calculating the Minimum Sizing of the Water Supply System
CHAPTER 18-30 RESERVED*
CHAPTER 18-31 RESERVED*
CHAPTER 18-32 RESERVED*
CHAPTER 18-36 REFERENCE STANDARDS*
APPENDIX TO THE MUNICIPAL CODE OF CHICAGO (RESERVED)*
TABLES
Chicago Zoning Ordinance and Land Use Ordinance
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18-29-403.1.4 Lavatory distribution.
   Where two or more toilet facilities are provided, the required number of lavatories shall be distributed proportionally to the required number of water closets, provided that the ratio of lavatories to water closets and urinals within a toilet facility shall not be less than 1:2. In no case shall the number of lavatories within a toilet facility containing at least two lavatories be required to exceed three-quarters of the sum of water closets and urinals within the toilet facility.
(Added Coun. J. 10-14-21, p. 37722, Art. IV, § 6; Amend Coun. J. 12-14-22, p. 58278, Art. VI, § 2)
18-29-403.2 Separate facilities.
   Where plumbing fixtures are required, separate facilities shall be provided for each sex or nonseparate facilities shall be provided in accordance with Section 18-29-403.2.1. Where the required number of plumbing fixtures for a building or tenant space is provided through a combination of separate and nonseparate facilities, the number of fixtures required in separate facilities for each sex shall be reduced proportionally.
   Exceptions:
      1.   Separate facilities shall not be required for dwelling units or sleeping units.
      2.   Separate facilities shall not be required where single-user toilet rooms are provided in accordance with Section 18-29-403.1.3.
      3.   Separate facilities shall be provided for each sex in sports or entertainment arenas, stadiums, community or convention halls, special events centers and amusement facilities in quantities required by the Illinois Equitable Restroom Act.
(Amended Coun. J. 10-14-21, p. 37722, Art. IV, § 7)
18-29-403.2.1 Nonseparate facilities.
   Where a toilet facility containing at least three water closets and two lavatories is intended to serve all persons, regardless of their sex or gender, it shall comply with the requirements of Sections 18-29-403.2.1.1 through 18-29-403.2.1.5.
(Added Coun. J. 10-14-21, p. 37722, Art. IV, § 7)
18-29-403.2.1.1 Number of fixtures.
   Fixtures in nonseparate toilet facilities shall count toward but not reduce the minimum number of water closets and lavatories required by Section 18-29-403.1.2.
(Added Coun. J. 10-14-21, p. 37722, Art. IV, § 7)
18-29-403.2.1.2 Water closet compartments.
   Each water closet shall be located in an individual compartment containing no other plumbing fixtures and complying with Sections 18-29-403.2.1.2.1 through 18-29-403.2.1.2.3.
(Added Coun. J. 10-14-21, p. 37722, Art. IV, § 7)
18-29-403.2.1.2.1 Enclosure.
   Each compartment shall be enclosed with solid walls or partitions. Each compartment shall have a single door. When the door is closed, there shall be no gaps in the enclosure between 4.5 inches (114 mm) and 7 feet (2134 mm) above the floor. Portions of the enclosure other than the door shall extend to at least 9 feet (2743 mm) above the floor or to 2 inches (51 mm) below the ceiling, whichever is less. Compartments may be fully enclosed.
(Added Coun. J. 10-14-21, p. 37722, Art. IV, § 7)
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