Normal, Illinois Building Codes

Updated : 04/22/2024

Overview

Normal, IL has adopted the 2015 International Codes, with amendments, including the 2015 IRC and IBC. Normal, IL Muni. Codes  § 11.4-1 (IRC adoption and amendments) and § 11.4-1 (IBC adoption and amendments).

Helpful resources for Normal, 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.

Normal adopted the 2015 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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Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Normal ? Yes
Citation: § 11.4-1
Municipal Code https://www.normal.org/DocumentCenter/View/7705/Chapter-11---Building-Code?bidId=#page=16
Comments:

Amend Table No. 301.2(1) Climatic and Geographic Design Criteria as follows: a. Amend Table 301.2(1) by inserting (20psf) under “Ground Snow Load”. b. Amend Table 301.2(1) by inserting (115 mph) under “Wind Design (Speed)”. c. Amend Table 301.2(1) by inserting (No) under “Wind Design” (Topographic effects). d. Amend Table 301.2(1) by inserting (No) under “Wind Design” (Special wind region). e. Amend Table 301.2(1) by inserting (No) under “Wind Design” (Wind-borne debris zone). f. Amend Table 301.2(1) by inserting (B) under “Seismic Design Category”. g. Amend Table 301.2(1) by inserting (Severe) under “Subject to Damage From” (Weathering). h. Amend Table 301.2(1) by inserting (40”) under “Subject to Damage From” (Frost Line Depth). i. Amend Table 301.2(1) by inserting (Moderate to Heavy) under “Subject to Damage From” (Termite). j. Amend Table 301.2(1) by inserting (-4 Degrees) under “Winter Design Temp” k. Amend Table 301.2(1) by inserting (Yes) under “Ice Barrier Underlayment Required” l. Amend Table 301.2(1) by inserting (Engineering Insurance Study) under “Flood Hazards.” m. Amend Table 301.2(1) by inserting (1500) under “Air Freezing Index.” SEC. 11.4-1(Cont.9) n. Amend Table 301.2(1) by inserting (52 degrees) under “Mean Annual Temp.” 

Government Officials
Last Name First Name Title E-mail Phone Note
Troemel Greg Director of Inspections gtroemel@normal.org 309/454-9580

Comments

Normal, IL has adopted the 2015 IRC including appendices J, K and O. 

Section 313 – Automatic Fire Sprinkler Systems. In Section 313.2 change the effective date to upon adoption by the City of Bloomington, Illinois. In Section 313.2.1 delete the phrase “Section P2904 or”. (Revised 11/7/11 by Ord. No. 5402)

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.

Normal, IL has adopted the 2015 IRC including appendix J. Normal, IL Muni. Code § 11.4-1.

Commercial Building Code

Normal adopted the 2015 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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Existing Buildings

Normal, IL has adopted the 2015 IEBC. Normal, IL Muni. Code § 11.4-1.

Other Building Codes

Normal, IL also adopted the following codes:

2015 International Fire Code. Normal, IL Muni. Code § 11.4-1.

2015 International Property Maintenance Code. Normal, IL Muni. Code § 11.4-1.

2015 International Energy Conservation Code. Normal, IL Muni. Code § 11.4-1.

2015 International Mechanical Code. Normal, IL Muni. Code § 11.4-1.

2014 State of Illinois Plumbing Code. Normal, IL Muni. Code § 11.4-1.

2015 International Fuel Gas Code. Normal, IL Muni. Code § 11.4-1.

2017 National Electric Code (NFPA 70). Normal, IL Muni. Code § 11.4-1.