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Planning, Building & Development  

Building Codes
Adopted for unincorporated Lake County

The Lake County Board has adopted the following building codes with amendments. The list of amendments is available through the link below.

Use the following link to access the Lake County, Illinois Code of Ordinances Title XV: Land Usage Chapter 150: Building Codes. Complete Lake County Code

International Residential Code / 2012 Edition
Governs construction on one and two family detached dwellings
Guidelines for the construction of one and two family detached dwelling. (For specific code requirements please contact the office at 847.377.2600)

Published by:
International Code Council®
​5203 Leesburg Pike, Suite 708
Falls Church, VA 22041-3401
Phone: 703.931.4533

National Electrical Code©/2011 Edition
Adopted by Ordinance April 2014
Governs construction on one and two family detached dwellings and commercial projects.

Published by:
National Fire Protection Association, Inc. 
One Batterymarch Park 
Quincy, MA 02269 
Phone: 800.344.3555

State of Illinois Plumbing Code Current Edition
State mandated code with County Amendments
Published by:
Illinois Department of Public Health
525 W. Jefferson St.
Springfield, IL 62761
Phone: 217.524.0795

International Building Code/2012 Edition
Governs construction of commercial projects including multi-family projects with more than 2 units.

Published by:
International Code Council® 
5203 Leesburg Pike, Suite 708 
Falls Church, VA 22041-3401 
Phone: 703.931.4533

International Fire Code/2012 Edition
Governs construction of commercial projects including multi-family projects with more than 2 units.

Published by:
International Code Council®
5203 Leesburg Pike, Suite 708
Falls Church, VA 22041-3401
Phone: 703.931.4533

International Mechanical Code/2012 Edition
Governs construction of commercial projects including multi-family projects with more than 2 units.

Published by:
International Code Council® 
5203 Leesburg Pike, Suite 708 
Falls Church, VA 22041-3401 
Phone: 703.931.4533

International Fuel Gas Code /2012 Edition
Governs construction of commercial projects including multi-family projects with more than 2 units.

Published by:
International Code Council®
5203 Leesburg Pike, Suite 708
Falls Church, VA 22041-3401
Phone: 703.931.4533

International Swimming Pool and Spa Code/2012 Edition
Governs the construction, alteration, movement, renovation, replacement, repair and maintenance of aquatic vessels.

Published by:
International Code Council®
5203 Leesburg Pike, Suite 708
Falls Church, VA 22041-3401
Phone: 703.931.4533

Illinois Accessibility Code
State mandated code
Governs construction of commercial projects including multi-family projects with more than 2 units. Applies to all “public facilities” and “multi-story housing unit” as defined and governed by the Environmental Barriers Act and located in whole or in part, within the legal geographic boundaries of the State of Illinois unless specifically exempted.

Published by:
State of Illinois, Capital Development Board
Wm. G. Stratton Building
401 S. Spring Street, 3rd Floor
Springfield, IL 62706
Phone: 217.782.2864

International Energy Conservation Code/2012 Edition
State mandated
Governs construction of one and two family detached dwellings and commercial projects.

Published by:
International Code Council® 
5203 Leesburg Pike, Suite 708 
Falls Church, VA 22041-3401 
Phone: 703.931.4533


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Lake County, Illinois
847.377.2000
18 N. County Street
Waukegan, IL 60085
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500 W. Winchester Rd. Unit 101
Libertyville, IL 60048

Hours: Mon - Fri 7:30am to 4:30pm
Phone: 847.377.2600
Fax: 847.984.5854
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