Updated : 04/22/2024

Overview

Laramie County, Wyoming, adopted the 2021 International Residential Code, including Appendices E, G, H, and J, with amendments for unincorporated areas. See Laramie County, Wyoming Resolution 211207-16B (2021) (adoption). Similarly, Laramie County, Wyoming, adopted the 2021 International Building Code with amendments for unincorporated areas. See Laramie County, Wyoming Resolution 211207-16A (2021) (adoption). Laramie County, Wyoming, adopted the 2021 International Existing Building Codes with amendments for unincorporated areas. See Laramie County, Wyoming Resolution 211207-16G (2021) (adoption). 

Helpful resources for Laramie County, Wyoming include the following.

• PLRB, Ordinance and Law Coverage Discussion for Wyoming

Residential Building Code

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

Laramie County adopted the 2021 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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2021 IRC(Laramie, WY 15.24.010 - Building codes.)

...1, 12-21-2021) A. International Residential Code. The most recently issued editions of the International Residential Code for One- and Two-Family Dwellings, including Appendix Chapters AE, AG, AH, AK, AM, AQ, AR and AS are adopted by reference...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Laramie County ? No
Comments:

No ice barrier information was located in the amendments. See Laramie County, Wyoming Resolution 211207-16B (2021) (adoption). However, the Laramie County Design Criteria is published on their website. See Laramie County Planning and Development Department. “Building Code.” Laramie County, Wyoming. Accessed September 22, 2023. Laramie County (laramiecountywy.gov) (design criteria). 

Table R301.2(1) CLIMATIC AND GEOGRAPHIC DESIGN CRITERIA

SNOW GROUND LOAD

WIND DESIGN

SEISMIC DESIGN CATEGORY

SUBJECT TO DAMAGE FROM

ICE BARRIER UNDERLAYMENT REQUIRED

FLOOD HAZARDS

AIR FREEZING INDEX

MEAN ANNUAL TEMP

SPEED (mph) Vault

Topographic Effects

Special Wind Region

Wind-borne debris zone

Weathering

Frost Line depth

Termite

25lb/ft2

105

YES

NO

NO

A-B

SEVERE

36"

NO

NO

2007

2000

45 deg

COMMERCIAL
Ground Snow Load = 25lb/ft2
Frost Line Depth = 36"
All other loading/structural design criteria shall be in accordance with 2021 IBC Chapter 16. *Note: All design criteria shall be provided on code study sheets for all projects.
 

See Laramie County Planning and Development Department. “Building Code.” Laramie County, Wyoming. Accessed September 22, 2023. Laramie County (laramiecountywy.gov) (design criteria). 

Comments

For unincorporated areas of Laramie County, Wyoming, adopted the 2021 International Residential Code, including Appendices E, G, H, and J, with amendments. See Laramie County, Wyoming Resolution 211207-16B (2021) (adoption).

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.

Laramie County, Wyoming, adopted Appendix AJ regarding existing buildings. See Laramie County, Wyoming Resolution 211207-16B (2021) (adoption). Laramie County, Wyoming, adopted the 2021 International Existing Building Codes with amendments for unincorporated areas. See Laramie County, Wyoming Resolution 211207-16G (2021) (adoption). 

Commercial Building Code

Laramie County adopted the 2021 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 Muni. Code(Laramie, WY 15.24.010 - Building codes.)

...B. International Building Code. 1. The most recently issued editions of the International Building Code, including Appendix Chapters C, E, H, I, and J, are adopted by reference and...

Comments

Laramie County, Wyoming, adopted the 2021 International Building Code with amendments for unincorporated areas. See Laramie County, Wyoming Resolution 211207-16A (2021) (adoption).

Existing Buildings

Laramie County, Wyoming, adopted the 2021 International Existing Building Codes with amendments for unincorporated areas. See Laramie County, Wyoming Resolution 211207-16G (2021) (adoption). 

Other Building Codes