Updated : 07/15/2024

Overview

Naperville, Illinois, adopted the 2018 International Residential Code (IRC), including appendices A, B, C, D, H, M, K, with amendments. Naperville, IL, Muni. Code § 5-1B-1 (adoption) and § 5-1B-2 (amendments). Naperville, Illinois, adopted the 2018 International Building Code (IBC), including appendices A, C, E, F, G, H, I, with amendments. Naperville, IL, Muni. Code § 5-1A-1 (adoption) and § 5-1A-3 (amendments). Naperville, Illinois, adopted the 2018 International Existing Building Code (IEBC), with amendments. Naperville, IL, Muni. Code § 5-1K-1 (adoption) and § 5-1K-3 (amendments). 

Helpful resources for Naperville, Illinois include the following.

• Jurisdiction's Information Page(s):
  • Naperville, IL Website
  • Naperville, IL Municipal Code
  • Naperville, IL 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.

Naperville adopted the 2018 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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2018 IRC(Naperville, IL 5-1B-1: - ADOPTION:)

...The 2018 edition of the International Residential Code (hereinafter IRC), and referenced standards and appendices A, B, C, D, H, M and K, regulating and controlling the design, construction, quality of materials, erection, installation, alteration, repair, location, relocation, replacement, demolition, addition to, use or maintenance of one- and two-family...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Naperville ? Yes
Citation: Naperville, IL, Muni. Code § 5-1B-2
Municipal Code https://library.municode.com/il/naperville/codes/code_of_ordinances?nodeId=TIT5BURE_CH1BUCO_ARTBRECO_5-1B-2AM
Comments:

Government Officials

Comments

Naperville, Illinois, adopted the 2018 International Residential Code (IRC), including appendices A, B, C, D, H, M, K, with amendments. Naperville, IL, Muni. Code § 5-1B-1 (adoption) and § 5-1B-2 (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.

Naperville, Illinois, adopted the 2018 International Existing Building Code (IEBC), with amendments. Naperville, IL, Muni. Code § 5-1K-1 (adoption) and § 5-1K-3 (amendments). 

Commercial Building Code

Naperville adopted the 2018 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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2018 IBC(Naperville, IL 5-1A-3: - AMENDMENTS:)

...fire protection systems to be installed per the 2018 IBC prior to issuance of occupancy. The fire areas defined by this Code of the structure or building not affected by the change of use, addition, alteration, or repair shall comply with the fire suppression system requirements of the 2018 IBC no later than 10 years from the date of permit...

Comments

Naperville, Illinois, adopted the 2018 International Building Code (IBC), including appendices A, C, E, F, G, H, I, with amendments. Naperville, IL, Muni. Code § 5-1A-1 (adoption) and § 5-1A-3 (amendments).

Existing Buildings

Naperville, Illinois, adopted the 2018 International Existing Building Code (IEBC), with amendments. Naperville, IL, Muni. Code § 5-1K-1 (adoption) and § 5-1K-3 (amendments). 

Other Building Codes