Ohio Rev. Code § 5713.14: County auditor may require production of title papers and surveys.

When the assessor has neglected to plat and number the divisions, mentioned in section 5713.13 of the Revised Code or the survey, section, tract, lot, or part thereof, is subdivided after the assessement and appraisal thereof, and the county auditor believes it should be platted and numbered for the purpose of a pertinent description thereof upon his duplicate, the auditor may require the owner or occupier of such section, tract, lot, or part thereof, to produce to him at his office the title papers and surveys of the several subdivisions thereof, as well as of the survey, section, tract, lot, or part thereof, subdivided, on a day certain, not longer than thirty nor less than ten days from the date of the notice.