Updated : 04/22/2024

Overview

Newton, IA has adopted the 2015 International Codes, with amendments, including the 2015 IRC and IBC. Newton, IA Muni. Codes § 150.001 (adoptions and amendments).

Helpful resources for Newton, 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.

Newton adopted the 2015 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(Newton, IA § 150.001 BUILDING CODE.)

...Care facilities that are located within a single-family dwelling are permitted to comply with the International Residential Code in accordance with this section. 310.5.1.1 24-hour care facilities within a dwelling. Care facilities as identified in sections 308.3.4 or 308.4.2 that provide accommodations for 5 or fewer persons receiving custodial care in a single-family dwelling for 24-hours per day are permitted to comply with the International Residential Code provided an automatic sprinkler system is installed in accordance with Section 903.3.1.3 or Section P2904 of the International Residential Code. 310.5.1.2 Day care facilities within a dwelling....

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Newton ? Yes
Comments:

While no formal online code was located regarding an ice barrier, Mel Duncan, Building Official for Newton, IA confirmed they are required. (Per email dated 7/15/19.)

Government Officials

Comments

Section R313.1 Replace with the following language: Townhomes automatic fire sprinkler systems. An automatic residential fire sprinkler system shall be installed in townhouses. Exceptions:

            1.   An automatic residential fire sprinkler system shall not be required where additions or alterations are made to existing townhouses that do not have an automatic residential fire sprinkler system installed. 2.   Townhouse structures that contain eight (8) or less dwelling units. 3.   Townhouse structures less than eighteen thousand (18,000) square feet floor space, exclusive of any garages.

Section R313.2.  Replace with the following language:One- and two-family dwelling automatic fire sprinkler systems. An automatic residential fire sprinkler system shall be installed in one- and two-family dwellings. Exceptions:

            1.   An automatic residential fire sprinkler system shall not be required where additions or alterations are made to existing buildings that are not already provided with an automatic residential fire sprinkler system. 2.   One- and two- family dwellings containing less than eight thousand (8,000) square feet of floor space, excluding attached garages and other unenclosed areas.

Section R905.2.8.3 Sidewall flashing. Amended by deleting "continuous" as follows: Base flashing against a vertical sidewall shall be continuous or step flashing and shall be not less than 4 inches (102 mm) in height and 4 inches (102 mm) in width and shall direct water away from the vertical sidewall onto the roof or into the gutter. Where siding is provided on the vertical sidewall, the vertical leg of the flashing shall be continuous under the siding. Where anchored masonry veneer is provided on the vertical sidewall, the base flashing shall be provided in accordance with this section and counterflashing shall be provided in accordance with Section R703.7.2.2. Where exterior plaster or adhered masonry veneer is provided on the vertical sidewall, the base flashing shall be provided in accordance with this section and Section R703.6.3.

Newton, IA Muni. Code § 150.001.

Commercial Building Code

Newton adopted the 2015 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(Newton, IA Municipal Code)

...Adoption not found...

Existing Buildings

Newton, IA has adopted the 2015 IEBC. Newton, IA Muni. Code § 150.001 (adoption).

Other Building Codes