Chatham, Illinois Building Codes

Updated : 04/22/2024

Overview

Chatham, IL has adopted the 2012 International Codes, with amendments, including the 2012 IRC (for One and Two Family Dwellings) and IBC. Chatham, IL Muni. Codes § 150.02 (IRC adoption), § 150.01 (IBC adoption) and § Appendix A (amendments and edition year). 

Helpful resources for Chatham, Illinois include the following.

Residential Building Code

Illinois has yet to adopt a statewide residential code. Local laws will control.See PLRB, Illinois Building Codes for more information on state level codes.

Chatham adopted the 2012 IRC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the model code here.

You can find information about amendments to the model code here.

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Current IRC(Chatham, IL CHAPTER 150: BUILDING REGULATIONS)

...CHAPTER 150: BUILDING REGULATIONS Section Adoption of Certain Codes by Reference 150.01 Adoption of Building Code 150.02 Adoption of One and Two Family Dwelling Code 150.03 Adoption of Electrical Code 150.04 Adoption of Plumbing Code 150.05 Adoption of Life Safety Code 150.06 Adoption of Property Maintenance Code 150.07 Maintenance of records by Clerk 150.08 Exceptions to adoption by reference Administration and Enforcement 150.20 Resolution of conflicts among codes 150.21 Creation of offices to enforce code 150.22 Building Code Board of Appeals 150.23 Grievance procedures 150.24 Electrical Commission 150.25 Inspection and enforcement 150.26 Permit fees 150.27 Applications for permit 150.28 Inspections of new construction 150.29 Registration of contractors 150.30 Stop work orders 150.31 [Repealed] 150.32 Grandfather clause 150.33 Burning of construction waste prohibited Erosion Control 150.45 Purpose 150.46 Jurisdiction 150.47 Definitions 150.48 Applicability 150.49 Permit application 150.50 Fees 150.51 Permits 150.52 Conditions of permit 150.53 Erosion control plan completion notice 150.54 Erosion control plan requirements 150.55 Maintenance of erosion and sediment control measures 150.56 Inspection 150.57 Notice of violation 150.58 Enforcement 150.99 Penalty Appendix A : Current codes adopted by reference with additions, insertions and changes Appendix B : Fees...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Chatham ? Yes
Comments:

We contacted the city of Chatham, IL for additional amendments under § 150.02 and Appendix A. Casey, Chatham Building Inspector, informed us that Ice Barrier Underlayment is required. Source: Casey, Building Inspector, Phone, 12/19/2023. 

Government Officials
Last Name First Name Title E-mail Phone Note
Crawford Ryan Code Enforcement Manager 217/483-2451

Comments

All provisions the Adopted Codes expressly or impliedly requiring sprinkler systems in one and two family dwellings are deleted, including but not limited to Section R313 and Section P2904 of the IRC.

Commercial Building Code

Chatham adopted the 2012 IBC, locally . Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the code here.You can find information about amendments to the model code here.

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See Amlegal(Chatham, IL Municipal Code)

...Adoption not found...

Existing Buildings

Chatham, IL did not adopt the IEBC, therefore Chapter 34 of the IBC would apply.

Other Building Codes

Chatham, IL also adopted the following codes:

2011 National Electric Code. Chatham, IL Muni. Code § Appendix A.

2004 Illinois Plumbing Code. Chatham, IL Muni. Code § Appendix A.

2000 Life Safety Code (NFPA 101). Chatham, IL Muni. Code § Appendix A.

2012 International Property Maintenance Code. Chatham, IL Muni. Code § Appendix A.