Ohio Rev. Code § 1533.21: Club lands may be designated as field trial area.

A club or an association organized to conduct field trials which has acquired through purchase, lease, or other agreement with owners or lessees an area of land for a period of not less than twelve months may apply to the division of wildlife to have such area designated as a field trial area for the period of the control of such land by such club or organization or any extended period thereof. The division shall satisfy itself that said area is available to such club or organization for field trials during the period represented. If satisfied that the representation has been correctly presented, it shall certify such area as a field trial area for the period contained in the application or any extension thereof.