Updated : 04/22/2024

Overview

The city of St. Charles, Mo. adopted the following codes:

• The International Building Code, 2015 edition. St. Charles, Mo. Muni. Code, § 500.040 (adopted) with amendments at § 500.050.
• The International Residential Code, 2015 edition. St. Charles, Mo. Muni. Code, § 500.070 (adopted) with amendments at § 500.080.
• The International Property Maintenance Code, 2015 edition. St. Charles, Mo. Muni. Code, § 500.110 (adopted) with amendments at § 500.120.
• The International Existing Building Code, 2015 edition. St. Charles, Mo. Muni. Code, § 500.130 (adopted) with amendments at § 500.140.

Helpful resources for St. Charles, Missouri include the following.

• PLRB, Ordinance and Law Coverage Discussion for Missouri

Residential Building Code

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

St. Charles 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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See Gen.code(City of St. Charles , MO Section 500.040 International Building Code Adopted By Reference.)

...Appendixes C E F G and H except as otherwise provided in this Chapter as published by the International Code Council Inc is adopted by reference as the Building Code of the City and made a part of this Section as...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for St. Charles ? No
Citation: Table R301.2(1), Climatic and Geographic Design Criteria.
Municipal Code https://www.ecode360.com/30203036
Comments:

The following values shall be entered into the table, and Footnotes b and h to the table are amended as follows:

Ultimate Wind Speed: 115 (51)

Ground Snow Load: 20 psf

Wind Design Speed: 90 mph

Wind Topographical Effect: No

Seismic Design Category: C (unless indicated otherwise in a soils evaluation report from an approved geotechnical agency)

Weathering: Severe

Frost Line Depth: 30 inches

Termite: Heavy to Severe

Winter Design Temp: 6

Ice Barrier Underlayment Required: No

Flood Hazards: (a) 4-9-1977, (b) 8-2-1996

Air Freezing Index: 1000

Special Wind Region: No

Windborne Debris Zone: No

Mean Annual Temp: 55.2

St. Charles, Mo. Muni. Code, § 500.080(A)(8)(a).

 

Comments

The city of St. Charles, Mo. adopted the International Residential Code, 2015 edition, including appendices A, B, C, D, G, H, J, K, N, and P. St. Charles, Mo. Muni. Code, § 500.070 (adopted) with amendments at § 500.080.

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.

The city adopted appendix J of the 2015 IRC and the 2015 IPMC.

Commercial Building Code

St. Charles 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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. See Gen.code(City of St. Charles , MO Municipal Code)

...Adoption not found...

Comments

The city of St. Charles, Mo. adopted the International Building Code, 2015 edition, including appendices C, E, F, G, H, I and J. St. Charles, Mo. Muni. Code, § 500.040 (adopted) with amendments at § 500.050.

Existing Buildings

The city of St. Charles, Mo. adopted the following codes that apply toward existing buildings:

• The International Property Maintenance Code, 2015 edition. St. Charles, Mo. Muni. Code, § 500.110 (adopted) with amendments at § 500.120.
• The International Existing Building Code, 2015 edition, including appendices A and B. St. Charles, Mo. Muni. Code, § 500.130 (adopted) with amendments at § 500.140.

Other Building Codes