Updated : 04/22/2024

Overview

Avondale, AZ adopts the following codes:

• The International Building Code, 2018 edition, including appendices A, C, and I. Avondale, AZ Muni. Code § 4-16 (adopted) with amendments.
• The International Residential Code, 2018 edition, including appendices C, H, Q, and T. Avondale, AZ Muni. Code § 4-151 (adopted) with amendments.
• The International Existing Building Code, 2018 edition, including all appendices. Avondale, AZ Muni. Code § 4-101 (adopted) with amendments.

Helpful resources for Avondale, Arizona include the following.

• PLRB, Ordinance and Law Coverage Discussion for Arizona

Residential Building Code

Arizona has yet to adopt a statewide residential code. Local laws will control.See PLRB, Arizona Building Codes for more information on state level codes.

Avondale 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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See Muni. Code(Avondale, AZ Article XI - RESIDENTIAL CODE)

...Sections:...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Avondale ? No
Municipal Code https://www.avondaleaz.gov/home/showdocument?id=11166#page=7
Comments:

Government Officials

Comments

Avondale, AZ adopts the International Residential Code, 2018 edition, including appendices C, H, Q, and T. Avondale, AZ Muni. Code § 4-151 (adopted) with 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.

There is no mention of the adoption of Appendix J of the 2018 IRC.

Commercial Building Code

Avondale 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(Avondale, AZ 4-151 - Adopted.)

...as the 2018 International Residential Code and all appendices contained therein, three (3) copies of which are on file in the office of the City Clerk of the City of Avondale, and that portion of that certain document entitled "The Avondale Amendments to the 2018 International Building Code, the 2018 International Residential Code, 2018 International...

Comments

Avondale, AZ adopts the International Building Code, 2018 edition, including appendices A, C, and I. Avondale, AZ Muni. Code § 4-16 (adopted) with amendments.

Existing Buildings

Avondale, AZ adopts the International Existing Building Code, 2018 edition, including all appendices. Avondale, AZ Muni. Code § 4-101 (adopted) with amendments.

Other Building Codes