Section 333.17307 - Operation of nursing home; practice of nursing home administrator(1) In addition to the requirements of section 21720, a nursing home shall not operate except under the direction of a nursing home administrator.(2) A person shall not engage in the practice of nursing home administration unless the person is the holder of a valid nursing home administrator's license issued under this part.Add. 2001, Act 139, Imd. Eff. 10/26/2001 .