New Jersey Statutes Title 2A. Administration of Civil and Criminal Justice 2A § 168-18

Whenever the duly constituted judicial and administrative authorities in a sending State shall determine that incarceration of a probationer or reincarceration of a parolee is necessary or desirable, said officials may direct that the incarceration or reincarceration be in a prison or other correctional institution within the territory of the receiving State, such receiving State to act in that regard solely as agent for the sending State.