Ohio Rev. Code Ann. § 2743.72
(H) As a prerequisite to bringing an action to recover an award related to criminally injurious conduct upon which compensation is claimed or awarded, the claimant must give the attorney general prior written notice of the proposed action. If an action is initiated prior to a claimant filing a reparations claim or supplemental reparations claim, the claimant must give the attorney general written notice of the existence of the action. After receiving either notice, the attorney general promptly shall do one of the following: