Section 4504 Of Chapter 1. Offenses By Prisoners From California Penal Code >> Title 5. >> Part 3. >> Chapter 1.
4504
. For purposes of this chapter:
(a) A person is deemed confined in a "state prison" if he or she
is confined in any of the prisons and institutions specified in
Section 5003 by order made pursuant to law, including, but not
limited to, commitments to the Department of Corrections and
Rehabilitation or the Department of Corrections and Rehabilitation,
Division of Juvenile Justice, regardless of the purpose of the
confinement and regardless of the validity of the order directing the
confinement, until a judgment of a competent court setting aside the
order becomes final.
(b) A person is deemed "confined in" a prison although, at the
time of the offense, he or she is temporarily outside its walls or
bounds for the purpose of serving on a work detail, for the purpose
of confinement in a local correctional institution pending trial, or
for any other purpose for which a prisoner may be allowed temporarily
outside the walls or bounds of the prison. A prisoner who has been
released on parole is not deemed "confined in" a prison for purposes
of this chapter.