Ohio Rev. Code § 4513.38
No person shall be prohibited from owning or operating a licensed collector's vehicle or historical motor vehicle that is equipped with a feature of design, type of material, or article of equipment that was not in violation of any motor vehicle equipment law of this state or of its political subdivisions in effect during the calendar year the vehicle was manufactured, and no licensed collector's vehicle or historical motor vehicle shall be prohibited from displaying or using any such feature of design, type of material, or article of equipment.
No person shall be prohibited from owning or operating a licensed collector's vehicle or historical motor vehicle for failing to comply with an equipment provision contained in Chapter 4513. of the Revised Code or in any state rule that was enacted or adopted in a year subsequent to that in which the vehicle was manufactured, and no licensed collector's vehicle or historical motor vehicle shall be required to comply with an equipment provision enacted into Chapter 4513. of the Revised Code or adopted by state rule subsequent to the calendar year in which it was manufactured. No political subdivision shall require an owner of a licensed collector's vehicle or historical motor vehicle to comply with equipment provisions contained in laws or rules that were enacted or adopted subsequent to the calendar year in which the vehicle was manufactured, and no political subdivision shall prohibit the operation of a licensed collector's vehicle or historical motor vehicle for failure to comply with any such equipment laws or rules.
R.C. §4513.38