N.J. Stat. Ann. § 2B:6-2

Rental of Chambers. Any justice of the Supreme Court may rent convenient and appropriate chambers for use as a study and library and for other official needs, subject to approval by the Chief Justice. If a lease is required, it may be entered into by the Director of the Division of Purchase and Property in the Department of the Treasury or by the justice with the Director's written approval. The rental of the chambers shall be certified by the Director and paid by the State Treasurer. Source: N.J.S.2A:1-9