Updated : 04/22/2024

Overview

Marshalltown, IA has adopted the 2006 International Codes, with amendment, including the 2006 IRC and IBC. Marshalltown, IA Muni. Codes § 151.001 (adoptions) and § 151.002 (amendments).

Helpful resources for Marshalltown, 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.

Marshalltown adopted the 2006 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(Marshalltown, IA § 151.001 ADOPTION OF BUILDING CODE.)

...After following the procedure required by law and after due consideration the International Building Code (IBC), the International Residential Code (IRC) and the International Existing Building Code (IEBC) as published by the International Code Council, 2015 Editions are adopted in full as the Building Code and Building Ordinance of the city, except portions that are deleted, modified or amended by this subchapter....

Drip Edge

Drip Edge: no

Ice Barrier

Are ice barriers required for Marshalltown ? No
Citation: § 151.002
Municipal Code https://library.amlegal.com/nxt/gateway.dll/Iowa/marshalltown_ia/titlexvlandusage/chapter151buildingregulationsconstructio?f=templates$fn=default.htm$3.0$vid=amlegal:marshalltown_ia$anc=JD_151.002
Comments:

Table R-301.2 (1), Climatic and Geographic Design Criteria is hereby amended by modifying said table design criteria as follows:

Ground Snow Load	30 PSF
Wind Speed	90 MPH
Seismic Design Category	A
Subject to Damage Weathering	Severe
Frost Line Depth	42” minimum
Termite	Moderate-Heavy
Decay	Slight-Moderate
Winter	-5 degrees F
Ice Shield Underlay Req.	No
Flood Hazards
NFIP	12/27/84
Firm Maps	04/17/84
Air Freeze Index	2500
Mean Annual Temp	48

Government Officials

Comments

Delete in their entirety Chapters 11 through Chapter 42 of the IRC and appendix chapters. Marshalltown, IA Muni. Code § 151.003.

Commercial Building Code

Marshalltown adopted the 2006 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(Marshalltown, IA Municipal Code)

...Adoption not found...

Comments

Delete in their entirety Chapters 27, 28 and 29 and all appendix chapters of the IBC. Marshalltown, IA Muni. Code § 151.003.

Existing Buildings

Marshalltown, IA has adopted the 2006 IEBC. Marshalltown, IA Muni. Codes § 151.001 (adoption) and § 151.002 (amendments).

Delete all appendix chapters of the International Existing Building Code. Marshalltown, IA Muni. Code § 151.003.

Other Building Codes