Ohio Rev. Code § 4511.681: Parking on private property - prohibited acts.

(A) If an owner of private property posts on the property, in a conspicuous manner, a prohibition against parking on the property or conditions and regulations under which parking is permitted, no person shall do either of the following:

(1) Park a vehicle on the property without the owner's consent;

(2) Park a vehicle on the property in violation of any condition or regulation posted by the owner.

(B) Whoever violates this section is guilty of a minor misdemeanor.