(725 ILCS 235/1)
(from Ch. 38, par. 157-1)
As used in this act,
(a) "Witness" means a person who is confined in a penal institution in
any state and whose testimony is desired in another state in any criminal
proceeding or investigation by a grand jury or in any criminal action
before a court.
(b) "Penal institution" includes a jail, prison, penitentiary, house of
correction, or other place of penal detention.
(c) "State" includes any state of the United States, the District of
Columbia, the Commonwealth of Puerto Rico, and any territory of the United
(Source: Laws 1963, p. 2171.)