Updated : 04/22/2024

Overview

Denison, IA has adopted the 2009 International Codes, with amendments, including the 2009 IRC and IBC. Denison, IA Muni. Codes § 155.03 (adoptions) and § 155.14 (amendments).

Helpful resources for Denison, Iowa include the following.

• PLRB, Ordinance and Law Coverage Discussion for Iowa

Residential Building Code

Iowa adopted a model state residential code but it is not in force unless adopted locally.See PLRB, Iowa Building Codes for more information on state level codes.

Denison 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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2015 IRC with Iowa amendments(Denison, IA 155.03 ADOPTION OF BUILDING CODE.)

...The International Building Code and International Residential Code, 2021 Edition, and all provisions of U.B.C. Standards, referred to therein, published by the International Conference of Building Officials, is adopted by reference in full except for such portions as hereinafter may be deleted, modified, or amended....

Drip Edge

Drip Edge: no

Ice Barrier

Are ice barriers required for Denison ? Undetermined

Comments

Section R313, Automatic Fire Sprinkler Systems, of the International Residential Code is hereby deleted in its entirety. Denison, IA Muni. Code § 155.14.

Commercial Building Code

Denison 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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2015 IBC with Iowa amendments(Denison, IA Municipal Code)

...Adoption not found...

Existing Buildings

Denison, IA has adopted the 2009 IEBC. Denison, IA Muni. Code § 159.01 (adoption).

Other Building Codes