Ohio Rev. Code Ann. § 4723.44
(A) No person shall do any of the following unless the person holds a current, valid certificate of authority to practice nursing as a certified registered nurse anesthetist, clinical nurse specialist, certified nurse-midwife, or certified nurse practitioner issued by the board of nursing under this chapter:
(C) No certified registered nurse anesthetist, clinical nurse specialist, certified nurse-midwife, or certified nurse practitioner shall do any of the following: