Ohio Rev. Code § 1105.03: Director oath.

(A) To qualify as a director, each person elected or appointed to the board of directors shall, within sixty days after election or appointment, take and subscribe an oath to diligently and honestly perform the duties of a director and to not knowingly violate or permit to be violated any federal banking law or any provision of Chapters 1101. to 1127. of the Revised Code.

(B) Promptly upon execution, and within sixty days of the person's election or appointment, the oath shall be filed with the secretary of the state bank.