Ohio Revised Code Title XXXV. Elections § 3599.26

No person shall fraudulently put a ballot or ticket into a ballot box;  or knowingly and willfully vote a ballot other than an official ballot lawfully obtained by the person from the precinct election authorities;  or fraudulently or deceitfully change a ballot of an elector, by which such elector is prevented from voting for such candidates or on an issue as the elector intends to do;  or mark a ballot of an elector except as authorized by section 3505.24 of the Revised Code;  or hand a marked ballot to an elector to vote, with intent to ascertain how the elector voted;  or furnish a ballot to an elector who cannot read, knowingly informing the elector that it contains a name different from the one that is printed or written thereon, to induce the elector to vote contrary to the elector's intentions;  or unduly delay or hinder an elector from applying for registration, registering, or from attempting to vote or voting;  or knowingly print or distribute a ballot contrary to law.

Whoever violates this section is guilty of a felony of the fifth degree.