436.02  POSSESSION OF MORE THAN ONE LICENSE PROHIBITED.
   (a)   No person shall receive a driver's license, or a motorcycle operator's endorsement of a driver's or commercial driver's license, unless and until the person surrenders to the Registrar all valid licenses issued to the person by another jurisdiction recognized by this State.  The Registrar shall report the surrender of a license to the issuing authority, together with information that a license is now issued in this State.  No person shall be permitted to have more than one valid license at any time.
(ORC 4507.02(A)(2))
   (b)   Whoever violates this section is guilty of a misdemeanor of the first degree.
(ORC 4507.99)