Regulatory framework
The code baseline for Washington County.
Commercial: 2024 Ohio Building Code, 2024 Ohio Mechanical Code, 2024 International Fuel Gas Code, 2023 NEC, Ohio Plumbing Code, 2024 Ohio Existing Building Code, 2024 NFPA 13 and NFPA 72, applicable 2024 energy provisions, and 2009 ANSI A117.1. Residential: 2019 Residential Code of Ohio for one-, two-, and three-family dwellings and 2023 NEC.