Updated : 09/26/2024

Overview

West Chicago, Illinois, adopted the 2021 International Residential Code (IRC), including appendices A, B, C, D, E, F, G, H, I, J, K, M, U, with amendments. West Chicago, IL, Muni. Code § 4-3 (adoption and amendments). West Chicago, Illinois, adopted the 2021 International Building Code (IBC), including appendices F, G, H, I, J, with amendments. West Chicago, IL, Muni. Code § 4-2 (adoption and amendments). West Chicago, Illinois, adopted the 2021 International Existing Building Code (IEBC), with amendments. West Chicago, IL, Muni. Code § 4-9 (adoption and amendments). 

Helpful resources for West Chicago, Illinois include the following.

• Jurisdiction's Information Page(s):
  • West Chicago, IL Website
  • West Chicago, IL Code of Ordinances
  • West Chicago, IL Buildings and Building Regulations
• PLRB, Ordinance and Law Coverage Discussion for Illinois

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.

West Chicago adopted the 2021 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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2021 IRC(West Chicago, IL Sec. 4-3. - Single-family building code.)

...Adopted. There is hereby adopted by reference, as if fully set out herein, that certain code known as the "2021 International Residential Code," including Appendix Chapters A through K inclusive, M and U, as published by the International Code Council, Inc. together with the additions, insertions...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for West Chicago ? Yes
Citation: West Chicago, IL, Muni. Code § 4-3 (amendments).
Municipal Code https://library.municode.com/il/west_chicago/codes/code_of_ordinances?nodeId=COOR_CH4BUBURE_ARTIBUCO_S4-3SIMIBUCO
Comments:

TABLE 301.2(1)
CLIMATIC AND GEOGRAPHIC DESIGN CRITERIA

Government Officials

Comments

West Chicago, Illinois, adopted the 2021 International Residential Code (IRC), including appendices A, B, C, D, E, F, G, H, I, J, K, M, U, with amendments. West Chicago, IL, Muni. Code § 4-3 (adoption and amendments).

Existing Buildings

Existing buildings, meaning buildings that were built in accordance to code at the time of construction, typically merit extra consideration in a current updated code.

Please refer to appendix J of the adopted 2021 IRC.

West Chicago, Illinois, adopted the 2021 International Existing Building Code (IEBC), with amendments. West Chicago, IL, Muni. Code § 4-9 (adoption and amendments). 

Commercial Building Code

West Chicago adopted the 2021 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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2021 IBC(West Chicago, IL Sec. 4-2. - Industrial, commercial, multifamily building code.)

...(a) There is hereby adopted by reference as if fully set out herein that certain code known as the "2021 International Building Code", including Appendixes C and F—J inclusive, as published by the International Code Council, Inc., together with the additions, insertions, deletions and changes hereinafter...

Comments

West Chicago, Illinois, adopted the 2021 International Building Code (IBC), including appendices F, G, H, I, J, with amendments. West Chicago, IL, Muni. Code § 4-2 (adoption and amendments).

Existing Buildings

West Chicago, Illinois, adopted the 2021 International Existing Building Code (IEBC), with amendments. West Chicago, IL, Muni. Code § 4-9 (adoption and amendments). 

Other Building Codes