No insurer shall increase the cost of a private passenger automobile insurance policy based on the insured's involvement in a motor vehicle accident with an uninsured or underinsured motorist, when both of the following apply:(A) The insured's action is not a proximate cause of any loss, damage, injury, or death arising out of the accident;(B) The insured has not been convicted of, pleaded guilty to, or pleaded no contest to, a violation of law as a result of the accident.
Prohibiting increase in cost when insured not at fault involved in accident with uninsured motorist
Ohio Rev. Code Ann. § 3937.23, under Chapter 3937 | Casualty Insurance; Motor Vehicle Insurance.
Ohio Rev. Code Ann. § 3937.23