Tennessee Code Title 33. Mental Health and Substance Abuse and Intellectual and Developmental Disabilities § 33-4-101

(a) A person with mental illness, serious emotional disturbance, or developmental disability is entitled to:

(b) All other incoming mail or parcels may be read or opened before being delivered to a service recipient, if the chief officer of the facility believes the action is necessary for the physical or mental health of the service recipient who is the intended recipient. Mail or other communication that is not delivered to the service recipient for whom it is intended shall be returned immediately to the sender.

(c) The chief officer may make reasonable rules regarding visitors, visiting hours, and the use of communication resources.