New Commercial Building Code in Effect on March 1, 2024: All applications submitted on or after 3/1/2024 must use the New Building Codes. This includes the Mechanical, Electrical, Energy, and New Existing Building Code.
Effective April 15, 2024, the following codes shall be enforced in Ohio:
2019 RCO Residential Code of Ohio with April 2024 Amendments
2024 OHIO BUILDING CODE
2024 OHIO EXISTING BUILDINGS CODE
2024 OHIO MECHANICAL CODE
2024 OHIO PLUMBING CODE
2022 NFPA 13 SPRINKLER CODE
2022 NFPA 72 FIRE ALARM CODE
2021 INTERNATIONAL ENGERY CONSERVATION CODE
2009 ICC/ANSI A117.1 ACCESSIBILITY CODE (FOR EXISTING BUILDING PROJECTS)
2017 ICC/ANSI A117.1 ACCESSIBILITY CODE (FOR NEW CONTRUCTION AND ADDITIONS)
2023 NFPA 70 NATIONAL ELECTRIC CODE
2021 INTERNATIONAL FUEL GAS CODE
2017 OHIO FIRE CODE
(IFC-2021 INTERNATIONAL FIRE CODE AS DEFINED IN OBC CHAPTER 35)
Free online access to the entire 2024 OBC, OMC, OPC, and OEBC are available on ICC’s Ohio Digital Bookshelf: Ohio Building Codes- ICC Digital Codes (iccsafe.org).