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Illinois Building Codes

Codes

Building Code 2018 of Illinois

adopts the IBC 2018 without amendments

Existing Building Code 2018 of Illinois

adopts the IEBC 2018 without amendments

2018 Illinois Accessibility Code

2018 Illinois Energy Conservation Code Standards for Privately Funded Commercial Facilities and Standards for Residential Buildings

adopts the IECC 2018 with amendments

Energy Standard for Buildings Except Low-Rise Residential Buildings 2016 of Illinois

adopts the ASHRAE 90.1-2016 without amendments

Building Code Requirements for Structural Concrete of Illinois

adopts the ACI 318 2014 with amendments

OSHA

OSHA 1904 Recordkeeping

OSHA 1910 General Industry

OSHA 1926 Construction

Additional Resources

2010 ADA Standards

Fair Housing Act Design Manual [PDF]

Adoption Info

INCORPORATED AMENDMENTS

2018 Illinois Accessibility Code
Effective October 23, 2018
Original document

Illinois Specific Amendments to IECC
Effective July 1, 2019
Original document

Public Act 101-0369
Enacted August 9, 2019
Original document

Notice:

According to PA 096-0704 (effective January 1, 2010), all new commercial construction after July 1, 2011 must comply with the 2006 or later editions of the International Building Code, International Existing Building Code, International Property Maintenance Code, and the 2008 or later edition of the National Electrical Code (NFPA 70) and must pass an inspection by a qualified inspector. This Act does not apply to areas that registered its own adopted building codes to the Capital Development Board (CDB) in accordance with the Capital Development Board Act.

PA 096-0704 was replaced by PA 101-0369 which states that new commercial constructions in a non-building code jurisdiction must comply with the current edition or the most current preceding of the International Building Code, International Existing Building Code, and National Electrical Code (NFPA 70). The change will take effect on December 15, 2019.

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Illinois Building Codes

The building codes of Illinois adopt the the International Building Code 2018 (IBC 2018), International Existing Building Code 2018 (IEBC 2018), Illinois Accessibility Code, International Energy Conservation Code 2018 (IECC 2018), Standard for the Installation of Sprinkler Systems, 2016, National Electrical Code, 2017, Life Safety Code, 2015, Energy Standard for Buildings Except Low-Rise Residential Buildings, 2016, and the Building Code Requirements for Structural Concrete 2014.

Illinois Agencies

Capital Development Board
Website: https://www2.illinois.gov/cdb/Pages/default.aspx
Building Codes & Regulations
3rd Floor Stratton
401 South Spring
Springfield
IL
62706