Updated : 04/22/2024

Overview

Hoffman Estates, Illinois, adopted the 2021 International Residential Code (IRC), including appendices AC, AJ, with amendments. Hoffman Estates, IL, Muni. Code § 11-1-1 (adoption) and § 11-1-2 (amendments). Hoffman Estates, Illinois, adopted the 2021 International Building Code (IBC), including appendix K, with amendments. Hoffman Estates, IL, Muni. Code § 11-1-1 (adoption) and § 11-1-2 (amendments). Hoffman Estates, Illinois, adopted the 2021 International Existing Building Code (IEBC), with amendments. Hoffman Estates, IL, Muni. Code § 11-1-1 (adoption) and § 11-1-2 (amendments).

Helpful resources for Hoffman Estates, Illinois include the following.

• 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.

Hoffman Estates 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(Hoffman Estates, IL Sec. 11-1-1. - Building Codes adopted.)

...Code/2021 and Appendix K. 2. International Residential Code/2021 and Appendix AC and Appendix AJ. 3....

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Hoffman Estates ? Yes
Citation: Hoffman Estates, IL, Muni. Code § 11-1-2 (amendments).
Municipal Code https://library.municode.com/IL/Hoffman%20Estates/codes/code_of_ordinances?nodeId=CH11BURE_ART1RUADRE_S11-1-2AMCOAD
Comments:

Table R301.2 of the Hoffman Estates Residential Code is hereby amended as follows:

TABLE R301.2 CLIMATIC AND GEOGRAPHIC DESIGN CRITERIA.

1. GROUND SNOW LOAD o —25 psf

2. WIND DESIGN: Speed d (mph)—115 mph 3-second gusts

3. WIND DESIGN: Topographic effects k —NO

4. WIND DESIGN: Special Wind Region l —NO

5. WIND DESIGN: Windborne Debris Zone m —NO

6. SEISMIC DESIGN CATEGORY f —A

7. SUBJECT TO DAMAGE FROM: Weathering a —severe

8. SUBJECT TO DAMAGE FROM: Frost line depth b —forty-two inches (42")

9. SUBJECT TO DAMAGE FROM: Termite c —Slight to Moderate

10. ICE BARRIER UNDERLAYAMENT REQUIRED h —YES

11. FLOOD HAZARDS g —September 20, 1974 NFIP

12. AIR FREEZING INDEX i —543

13. MEAN ANNUAL TEMP j —(49.4°F)

Government Officials

Comments

Hoffman Estates, Illinois, adopted the 2021 International Residential Code (IRC), including appendices AC, AJ, with amendments. Hoffman Estates, IL, Muni. Code § 11-1-1 (adoption) and § 11-1-2 (amendments).

10. SECTION R313 – AUTOMATIC FIRE SPRINKLER SYSTEMS of the Hoffman Estates Residential Code is hereby deleted in its entirety and added as follows:

SECTION R313 – AUTOMATIC FIRE SPRINKLERS

R313.1 Automatic fire sprinklers. Automatic fire sprinklers shall be required and installed in accordance with Chapter 9 of the International Fire Code and NFPA 13D.

 

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 AJ of the adopted 2021 IRC. 

Hoffman Estates, Illinois, adopted the 2021 International Existing Building Code (IEBC), with amendments. Hoffman Estates, IL, Muni. Code § 11-1-1 (adoption) and § 11-1-2 (amendments).

Commercial Building Code

Hoffman Estates 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(Hoffman Estates, IL Sec. 11-1-1. - Building Codes adopted.)

...essentially free from hazards and to promote quality workmanship. 1. International Building Code/2021 and Appendix K. 2. International...

Comments

Hoffman Estates, Illinois, adopted the 2021 International Building Code (IBC), including appendix K, with amendments. Hoffman Estates, IL, Muni. Code § 11-1-1 (adoption) and § 11-1-2 (amendments).

Existing Buildings

Hoffman Estates, Illinois, adopted the 2021 International Existing Building Code (IEBC), with amendments. Hoffman Estates, IL, Muni. Code § 11-1-1 (adoption) and § 11-1-2 (amendments).

Other Building Codes