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Adopted Building Codes

International Residential Code

International Residential Code

Internatinoal Residential Code
(IRC) Adoption Admendments

IRC Rules

International Building Code

International Building Code

International Buidling Code
(IBC) Adoption Amendments

IBC Rules

International Existing
Building Code
(IEBC) Adoption Amendments

IEBC Rules

International
Fire Code
(IFC) Adoption Amendments

IFC Rules

International Fuel
Gas Code
(IFGC) Adoption Amendments

IFGC Rules

International
Mechanical Code
(IMC) Adoption Amendments

IMC Adoptions

International Plumbing Code
(IPC) Adoption Amendments

IPC Rules

National Electrical Code
(NEC) Adoption Amendments

NEC Rules

Base model codes have been adopted by reference and amended at the state level. Only the state amendments are available on this website for viewing and download. For information about the base model codes, see the Resources page.

State Statute

Previous versions of the adopted codes are listed in that code's page and can also be viewed on the Commission History page.

For questions regarding the OUBCC Building Codes and State Question 788 with regards to commercial applications, click or tap to download documentation.

PLEASE NOTE: click or tap for Federal ADA Requirements.

Last Modified on Apr 24, 2026
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