New Jersey Statutes Title 30. Institutions and Agencies 30 § 4-6

The principal keeper of the State prison and the chief executive officer of each of the other correctional institutions shall receive from the hands of the sheriff or other proper officer every person sentenced to imprisonment in his institution and safely keep him therein according to law and the rules and regulations of the institution until lawfully discharged therefrom.

The chief executive officer of each institution for persons with developmental disabilities or mental illness, and of each correctional institution shall have the custody and control of every person admitted to his institution until properly discharged.