Terms Used In Tennessee Code 33-3-501

• Chief officer: means the person with overall authority for a public or private hospital or treatment resource, or the person's designee. See Tennessee Code 33-1-101
• Guardian: A person legally empowered and charged with the duty of taking care of and managing the property of another person who because of age, intellect, or health, is incapable of managing his (her) own affairs.
• Mental illness: means a psychiatric disorder, alcohol dependence, or drug dependence, but does not include intellectual disability or other developmental disabilities as defined in title 52. See Tennessee Code 33-1-101
• Person: includes a corporation, firm, company or association. See Tennessee Code 1-3-105
• Serious emotional disturbance: means a condition in a child who currently or at any time during the past year has had a diagnosable mental, behavioral, or emotional disorder of sufficient duration to meet psychiatric diagnostic criteria that results in functional impairment that substantially interferes with or limits the child's role or functioning in family, school, or community activities and includes any mental disorder, regardless of whether it is of biological etiology. See Tennessee Code 33-1-101