Ohio Rev. Code Ann. § 4509.79
(B) Every owner registering as a passenger car a motor vehicle designed and used for carrying more than nine but not more than fifteen passengers or registering a bus under division (G) of section 4503.04 of the Revised Code shall have in effect, whenever the motor vehicle is used in a ridesharing arrangement, a policy of liability insurance with respect to the motor vehicle in amounts and coverage no less than: