Ohio Rev. Code Ann. § 5165.03
(A) As used in this section:
(3) "Mentally ill individual" means an individual who has a serious mental illness other than either of the following:
(B)
(1) Except as provided in division (D) of this section, no nursing facility shall admit as a resident any mentally ill individual unless the facility has received evidence that the department of mental health and addiction services has determined both of the following under section 5119.40 of the Revised Code:
(2) Except as provided in division (D) of this section, no nursing facility shall admit as a resident any mentally retarded individual unless the facility has received evidence that the department of developmental disabilities has determined both of the following under section 5123.021 of the Revised Code: