Ohio Rev. Code § 3503.11
When any person applies for a driver's license, commercial driver's license, a state of Ohio identification card issued under section 4507.50 of the Revised Code, or motorcycle operator's license or endorsement, or the renewal or duplicate of any license or endorsement under Chapter 4506. or 4507. of the Revised Code, the registrar of motor vehicles or deputy registrar shall offer the applicant the opportunity to register to vote or to update the applicant's voter registration. The registrar of motor vehicles or deputy registrar also shall make available to all other customers voter registration applications and change of residence and change of name, forms, but is not required to offer assistance to these customers in completing a voter registration application or other form.
The deputy registrar shall send any registration application or any change of residence or change of name form that was completed and submitted in paper form to the deputy registrar to the board of elections of the county in which the office of the deputy registrar is located, within five days after accepting the application or other form. The registrar shall send any completed registration application received at the bureau of motor vehicles headquarters location and any completed change of residence or change of name form processed electronically in systems or programs operated and maintained by the bureau of motor vehicles to the secretary of state within five days after accepting the application or other form.
The registrar shall collect from each deputy registrar through the reports filed under division (J) of section 4503.03 of the Revised Code and transmit to the secretary of state information on the number of voter registration applications and change of residence or change of name forms completed or declined, and any additional information required by the secretary of state to comply with the National Voter Registration Act of 1993. No information relating to an applicant's decision to decline to register or update the applicant's voter registration at the office of the registrar or deputy registrar may be used for any purpose other than voter registration record-keeping required by the secretary of state, and all such information shall be kept confidential.
The secretary of state shall prescribe voter registration applications and change of residence and change of name forms for use by the bureau of motor vehicles. The bureau of motor vehicles shall supply all of its deputy registrars with a sufficient number of voter registration applications and change of residence and change of name forms.
R.C. § 3503.11