If the chief officer of a state hospital or treatment resource determines that the person is subject to admission under § 33-6-403 and has the required certificates of need, then the chief officer of the state facility shall admit and detain the person for emergency diagnosis, evaluation and treatment.
Admission of detainee to state facility
Tenn. Code Ann. § 33-6-410, under Emergency Involuntary Admission to Inpatient Treatment.
Tenn. Code Ann. § 33-6-410