New Jersey Statutes Title 40. Municipalities and Counties 40 § 55D-88

The governing body of any municipality may, by ordinance pursuant to a written agreement, provide for the joint administration of any or all of the powers conferred upon the municipality by this act with a county, regional or interstate body authorized to act in the region of which the municipality is part. The ordinance shall set forth the membership of the joint body, the specific administrative duties to be exercised, in the manner of financing, the share of financing to be borne by the bodies involved, the duration of the agreement and the manner in which the agreement may be terminated or extended.