Ohio Revised Code Title XLIX. Public Utilities § 4905.96

(A) Upon the written request of or order by the public utilities commission, the attorney general shall bring a civil action against an operator in the name of the state to enforce orders of the commission issued under section 4905.95 of the Revised Code, including orders assessing forfeitures under division (B)(1) of that section, and for other appropriate relief, including a temporary restraining order or a preliminary or permanent injunction. The action may be brought in the court of common pleas of Franklin county, the court of common pleas of any county in which venue is proper under the Rules of Civil Procedure, or the appropriate United States district court pursuant to 82 Stat. 720 (1968), 49 U.S.C.A. App. 1686. The action has precedence over all other civil actions in common pleas court.

(B) The attorney general shall file a certified copy of the order of the commission or decision of the supreme court affirming or modifying that order when the civil action to enforce that order or decision is brought in the court of common pleas. The order or decision is a mandate to the court of common pleas for execution of the order or decision. The issue of an operator's compliance with the order or decision shall be heard in a hearing before the court of common pleas.