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Washington, Illinois Building Codes

Updated : 09/27/2024

Overview

Washington, Illinois, adopted the 2018 International Residential Code (IRC), with amendments. Washington, IL, Muni. Codes § 160.003 (adoptions) and § 160.005 (amendments). Washington, Illinois, adopted the 2018 International Building Code (IBC), with amendments. Washington, IL, Muni. Codes § 160.003 (adoptions) and § 160.005 (amendments). For Washington, Illinois, no local adoption and no local amendments of an existing building code were located. 

Helpful resources for Washington, 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.

Washington 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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Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Washington ? Undetermined
Comments:

No amendments to Table R301.2(1) were found in the municipal code or city website; Therefore, it is unclear if ice barrier underlayment is required.

Government Officials
Last Name First Name Title E-mail Phone Note
Oliphant Jon Director of Planning & Development joliphant@ci.washington.il.us 309/444-1135

Comments

Washington, Illinois, adopted the 2018 International Residential Code (IRC), with amendments. Washington, IL, Muni. Codes § 160.003 (adoptions) and § 160.005 (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.

No adoption of appendix J of the IRC was located. 

For Washington, Illinois, no local adoption and no local amendments of an existing building code were located.

Commercial Building Code

Washington 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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No results were located with the automated search.

Comments

Washington, Illinois, adopted the 2018 International Building Code (IBC), with amendments. Washington, IL, Muni. Codes § 160.003 (adoptions) and § 160.005 (amendments).

Existing Buildings

For Washington, Illinois, no local adoption and no local amendments of an existing building code were located.

Other Building Codes

Washington, Illinois, adopted the 2018 International Mechanical Code (IMC). Washington, IL, Muni. Code § 160.003 (adoption).

Washington, Illinois, adopted the Illinois State Plumbing Code. Washington, IL, Muni. Code § 160.003 (adoption).

Washington, Illinois, adopted the National Electrical Code. Washington, IL, Muni. Codes § 160.003 (adoptions) and § 160.005 (amendments). 

Washington, Illinois, adopted the 2006 Life Safety Code (NFPA 101). Washington, IL, Muni. Code § 160.003 (adoption).