Ohio Rev. Code § 3501.23
A board of elections shall, by the adoption of a resolution, provide that, at any special election at which no candidates are to be elected, or at any primary election when only one party primary is to be held for the nomination of candidates for municipal office which is to be held in its county, the precinct officials at any such election shall consist of not more than four judges who shall perform all the duties prescribed for the proper conduct of an election by precinct officials. Such precinct officials shall be well qualified for the performance of their duties and said precinct officials for any special election shall be selected from among those regularly appointed under section 3501.22 of the Revised Code, but the precinct officials for any party primary election shall be selected from among those regularly appointed under such section, provided that such officials shall be equally divided between the two major political parties.
R.C. §3501.23