Ohio Revised Code Title XXXVII. Health Safety Morals § 3781.108

(A) Every building constructed on or after the effective date of this section with floors used for human occupancy located more than seventy-five feet in height above the lowest level of fire department vehicle access, shall have a fire suppression system installed and in operation in conformity with the rules of the board of building standards adopted pursuant to section 3781.10 of the Revised Code.

(B) As used in this section:

(C) Nothing in this section shall be construed as restricting the authority of the board to adopt rules, pursuant to section 3781.10 of the Revised Code, that require the installation and operation of fire suppression systems in buildings constructed on or after the effective date of this section with floors used for human occupancy located seventy-five feet in height or less above the lowest level of fire department vehicle access or as restricting the authority of the board existing before the effective date of this section to adopt or amend rules, pursuant to section 3781.10 of the Revised Code, that would require the installation and operation of fire suppression systems.