Ohio Rev. Code § 4399.02: Liability of owner or lessee for injuries caused by intoxicated person.

The owner of a building or premises, and the person renting or leasing them, if the owner or person knows that intoxicating liquors are to be sold in the building or premises in violation of law is severally or jointly liable with the person selling the intoxicating liquors for all damages sustained, as well as exemplary damages.