Ohio Revised Code Title IX. Agriculture Animals Fences § 903.12

(A) The director of agriculture or the director's authorized representative at reasonable times may enter on any public or private property, real or personal, to make investigations and inspections, including the sampling of discharges and the inspection of discharge monitoring equipment, or to otherwise execute duties that are necessary for the administration and enforcement of this chapter. The director or the director's authorized representative at reasonable times may examine and copy any records pertaining to discharges that are subject to this chapter or any records that are required to be maintained by the terms and conditions of a permit issued under this chapter. If refused entry, the director or the director's authorized representative may apply for and the court of common pleas having jurisdiction may issue an appropriate warrant.

(B) No person to whom a permit has been issued under this chapter shall refuse entry to the director or the director's authorized representative or purposely hinder or thwart the director or the director's authorized representative in the exercise of any authority granted under division (A) of this section.