The 2023 NEC was adopted on March 1st in Ohio for commercial buildings by reference to the 2023 NEC in Chapter 35 of the 2024 Ohio Building Code, except that section 210.8(F) Exception No. 2 does not expire. Information can be found HERE.
The 2023 NEC for residential was scheduled for March 1st adoption but has been delayed to April 15th. NEC amendments are found in Chapter 34,Section 3401 of the ORC and information can be found HERE.
NEMA Contact: Baughman, Brian, Brian.Baughman@nema.org