Ohio Rev. Code § 3733.47: Prosecutions.

The attorney general, or the prosecuting attorney of the county, or the city director of law shall upon complaint of the licensor prosecute to termination or bring an action for a temporary restraining order or preliminary or permanent injunction against any person violating this chapter or the rules adopted thereunder. The common pleas court in which an action for a temporary restraining order or preliminary or permanent injunction is filed has the jurisdiction to grant such relief upon a showing that the respondent named in the complaint is in violation of this chapter or the rules adopted thereunder.