Ohio Revised Code General Provisions § 9.56

(A) As used in this section, “owner of any public building” means any state agency, public institution, political subdivision, or any other organized body, office, agency, institution, or entity established by the laws of this state for the exercise of any function of government.

(B) Except as otherwise provided in division (C) of this section, the owner of any public building, within thirty days after the completion of the project, shall file the plans and drawings representing the building as built for any such public building constructed or being constructed after the effective date of this section with the county recorder in the county where the building is located.  The plans and drawings and the paper, inks, and markings used thereon shall be of a quality that ensures a legible reproduction.

(C) No plans and drawings representing the building as built need be filed for a building under division (B) of this section if either of the following applies:

(D) No plans and drawings shall be destroyed or transferred without approval by the county recorder.