Ohio Rev. Code Ann. § 4511.453
(A) Neither the owner, the operator, or an employee of a funeral home nor the owner or operator of a funeral escort vehicle is liable in damages in a civil action for injury, death, or loss to person or property that allegedly arises from the movement of a funeral procession if either of the following applies:
(2) The movement of the funeral procession generally is in accordance with section 4511.451 of the Revised Code, but the operator of one or more motor vehicles that are in the procession, that are not owned or operated by the owner, the operator, or an employee of the funeral home, and that are not funeral escort vehicles fails to do either of the following and the injury, death, or loss to person or property allegedly arose from that failure:
(B)
(1) This section does not apply if the injury, death, or loss allegedly arose from any of the following:
(C) As used in this section: