New Jersey Statutes Title 40A. Municipalities and Counties 40A § 9-89

The board of chosen freeholders shall provide the register of deeds and mortgages with a suitable fireproof place separate and distinct from the office of the county clerk, together with suitable furniture and equipment, all of which shall be the property of the county. The board shall also provide said register with the necessary books and stationery. The records and documents in the office of said register shall be open to the public at all reasonable hours.