Ohio Revised Code Title XXXV. Elections § 3599.37

(A) No person having been subpoenaed or ordered to appear before a grand jury, court, board, or officer in a proceeding or prosecution upon a complaint, information, affidavit, or indictment for an offense under an election law shall do either of the following:

(B) Whoever violates division (A) of this section, unless the violator personally appears before the grand jury, court, board, or officer and asserts the protection of the violator's constitutional rights, is guilty of a misdemeanor of the first degree.