§ 3796ii-1. Definitions

In this subchapter—
(1) the term “mental illness” means a diagnosable mental, behavioral, or emotional disorder—
(A) of sufficient duration to meet diagnostic criteria within the most recent edition of the Diagnostic and Statistical Manual of Mental Disorders published by the American Psychiatric Association; and
(B) that has resulted in functional impairment that substantially interferes with or limits 1 or more major life activities; and
(2) the term “preliminarily qualified offender with mental illness, mental retardation, or co-occurring mental and substance abuse disorders” means a person who—
(A)
(i) previously or currently has been diagnosed by a qualified mental health professional as having a mental illness, mental retardation, or co-occurring mental illness and substance abuse disorders; or
(ii) manifests obvious signs of mental illness, mental retardation, or co-occurring mental illness and substance abuse disorders during arrest or confinement or before any court; and
(B) is deemed eligible by designated judges.