New Jersey Statutes Title 40. Municipalities and Counties 40 § 56A-9

A joint environmental commission shall elect its chairman, who shall hold no other public office or position, except that he may be a member of a municipal or other planning board. The term of the chairman shall be 1 year, and he shall be eligible to succeed himself unless the ordinance creating the commission shall otherwise provide. The ordinance creating such commission may provide that the chairmanship of the commission be rotated annually so that over each period of years corresponding to the number of participating municipalities it shall be held in each year by a member appointed from a different participating municipality.