Ohio Rev. Code Ann. § 2941.46
(A) If a convict has been conditionally pardoned or a prisoner has been paroled from any state correctional institution, any peace officer may arrest the convict or prisoner without a warrant if the peace officer has reasonable ground to believe that the convict or prisoner has violated or is violating any rule governing the conduct of paroled prisoners prescribed by the adult parole authority or any of the following that is a condition of his pardon or parole:
(D) As used in this section: