Ohio Rev. Code § 917.12
The director of agriculture may provide by regulation for reports to be filed with him at least monthly by dealers, containing such pertinent information as to all milk or cream received during the period covered by such report as the director deems necessary and proper to effectuate sections 917.01 to 917.23, inclusive, of the Revised Code.
The director, or any person whom he may employ when duly authorized by the director in writing, may, during the usual office hours, examine such pertinent books and records of any dealer as are found by him necessary to verify the reports made to the director by the dealer or to determine whether records are properly and accurately kept or to determine whether such sections have been and are being complied with by such dealer or to determine whether producers are being paid according to the statement filed by the dealer.
R.C. § 917.12