Ohio Rev. Code Ann. § 4723.42
(B) Authorization to practice nursing as a certified registered nurse anesthetist, clinical nurse specialist, certified nurse-midwife, or certified nurse practitioner shall be renewed biennially according to rules and a schedule adopted by the board. In providing renewal applications to certificate holders, the board shall follow the procedures it follows under section 4723.24 of the Revised Code in providing renewal applications to license holders. Failure of the certificate holder to receive an application for renewal from the board does not excuse the holder from the requirements of section 4723.44 of the Revised Code. Not later than the date specified by the board, the holder shall complete the renewal form and return it to the board with all of the following: