Updated : 05/10/2024

Overview

Grayslake, Illinois, adopted the 2009 International Residential Code (IRC), including appendices J, R, with amendments. Grayslake, IL, Muni. Code § 15.52.020 (adoption and amendments). Grayslake, Illinois, adopted the 2009 International Building Code (IBC), with amendments. Grayslake, IL, Muni. Code § 15.04.020 (adoption and amendments). 

Helpful resources for Grayslake, Illinois include the following.

• Jurisdiction's Information Page(s):
  • Grayslake, IL Website
  • Grayslake, IL Municipal Code
  • Grayslake, IL Buildings and Construction
• 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.

Grayslake adopted the 2009 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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See Muni. Code(Grayslake, IL 15.52.020 - Adoption of the International Residential Code - 2009 Edition, with exceptions.)

...other provisions of the International Residential Code. In the event of a conflict between the provisions of the International Residential Code and this chapter, the provisions of this chapter shall control. The following sections of the International Residential Code are hereby revised as...

Drip Edge

Drip Edge: no

Ice Barrier

Are ice barriers required for Grayslake ? Yes
Citation: Grayslake, IL, Muni. Code § 15.52.020 (adoption and amendments).
Municipal Code https://library.municode.com/il/grayslake/codes/municipal_code?nodeId=TIT15BUCO_CH15.52INRECOAD_15.52.020ADINRECO2009EDEX
Comments:

Table R301.2 (1) Climatic and Geographic Design Criteria. Insert the following values into the table:

Ground Snow Load	Wind Speed (e) (mph)	Seismic Design Category (g)	Subject to Damage From				Winter Design Temp (f)	Ice Shield Under-  layment Requirement (i)	Flood Hazards (h) 1	Air Freezing Index (j)	Mean Annual Temp (k)
			Weathering (a)	Frost Line Depth (b)	Termite (c)	Decay (d)
30	90	A	Severe	42	M-H	S-M	0 to -10	Yes		2000	45

Government Officials

Comments

Grayslake, Illinois, adopted the 2009 International Residential Code (IRC), including appendices J, R, with amendments. Grayslake, IL, Muni. Code § 15.52.020 (adoption and amendments).

R313 Automatic Fire Sprinkler Systems delete in its entirety.

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 2009 IRC. 

Grayslake, Illinois, did not adopt the International Existing Building Code (IEBC). 

Commercial Building Code

Grayslake adopted the 2009 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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2009 IBC(Grayslake, IL 15.04.020 - Adoption of the International Building Code-2009 Edition, with exceptions.)

...edition of the International Building Code has been adopted, the following modifications to the 2009 International Building Code (consisting of certain deletions, changes, and/or additions) shall control wherever the said modifications are applicable or are in conflicted with certain other provisions of the International Building Code....

Comments

Grayslake, Illinois, adopted the 2009 International Building Code (IBC), with amendments. Grayslake, IL, Muni. Code § 15.04.020 (adoption and amendments). 

Existing Buildings

Grayslake, Illinois, did not adopt the IEBC, therefore Chapter 34 of the IBC would apply.

Other Building Codes