As used in this section, "ridesharing arrangement" means the transportation of persons in a motor vehicle where such transportation is incidental to another purpose of a volunteer driver and includes ridesharing arrangements known as carpools, vanpools, and buspools.
No charter county or municipal corporation shall impose a fee or tax, other than that authorized by Chapter 4504. of the Revised Code, on the operation of a motor vehicle in a ridesharing arrangement or require a special license or permit for the operator of such a vehicle.
R.C. §4504.12