Oklahoma Building and Residential Codes

The 2018 International Building Code (IBC) and the 2018 International Residential Code (IRC) are adopted by the Oklahoma Uniform Building Code Commission (OUBCC). The 2018 IBC came into effect on September 14th, 2021, and the 2018 IRC on September 14th, 2022.

Building Code Compliance Software for Oklahoma

Plan Analyst code compliance software programs make it easy for building officials, architects and other designers to quickly perform commercial and residential building code plan reviews / code studies.  Plan Analyst for the 2018 IBC and Plan Analyst for the 2018 IRC simplifies the plan review / code study process enabling compliance to specific code years.  

This proven software allows modifications to accommodate local amendments, where applicable.  Users have the ability to add code requirements and to add to the checklist.  Changes can be made permanent by changing the data file using the setup section of Plan Analyst, or specific reports can be edited for special conditions.

Plan Analyst Calculators: Deck – Sign – Beam & Column

Plan Analyst Deck, Sign and Beam & Column Calculators are additional simple and effective design and code review software tools that will quickly become your go-to resources when working on associated tasks.

Users of Plan Analyst in Oklahoma  have included:

City of EdmondCorps of Engineers, Tulsa District
City of El RenoCrafton Tull Sparks
City of Midwest CityMATRIX Architect Engineers Planners, Inc.
City of MustangProperty Arts, Inc.
City of SeminoleRandy’s Signs

Building and Residential Code Resources in Oklahoma

Energy Code Compliance Software for Oklahoma

Visit the U.S. Department of Energy website to see the latest on energy code adoption in Oklahoma, including the use of COMcheck and REScheck Energy Code compliance software. COMcheck enables architects, builders, designers, and contractors to determine whether new commercial or high-rise residential buildings, additions, and alterations meet the requirements of the IECC and ASHRAE Standard 90.1.  REScheck product enables builders, designers, and contractors to determine whether new homes, additions, and alterations meet the requirements of the IECC or a number of state energy codes.

The “Building Codes Assistance Project” also provides information on Oklahoma’s building energy codes.

FEMA Building Code Adoption Tracking

The FEMA Building Code Adoption Tracking program reports on the status of hazard-resistant building code adoption in each state. Oklahoma is in FEMA Region 6. Read the 2023 Region 6 fact sheet showing the annual metric of the percent of communities adopting hazard-resistant building codes in Oklahoma.


American Institute of Architects – AIA Oklahoma represents architects in the state.  There are just over 1,000 registered and reciprocal architects in Oklahoma.

Oklahoma has several ICC Chapters in the state.

Oklahoma code adoption status on the ICC website