N.J. Stat. § 40:62-3
Any municipality owning a sewer plant, water plant, heat, light or power plant, system of transportation, or other public utility plant or system, may long-term lease or sell such plant or system. Such a long-term lease or sale to another municipality, a sanitary sewerage authority, a sewerage authority or any other authority, commission or public body shall be authorized by ordinance and may be made upon such terms as said ordinance shall provide and the provisions of R.S. 40:62-4 and R.S. 40:62-5 shall not apply thereto. Such a long-term lease or sale to any person except another municipality, a sanitary sewerage authority, a sewerage authority or any other authority, commission or public body shall, except as otherwise provided by law, be made only upon compliance with the provisions of R.S. 40:62-4 and R.S. 40:62-5 and after the same is authorized by the legal voters of the municipality in accordance with said sections, or upon compliance with the provisions of section 2 of P.L. 1981, c.16 (C.40:62-3.1) or the "Water Infrastructure Protection Act," sections 1 through 9 of P.L. 2015, c. 18(C.58:30-1 et seq.).
N.J.S. § 40:62-3