The mayor or chief executive officer shall appoint, with the advice and consent of the governing body of the city, a life guard pension commission of four members. One member shall be a superior officer of the life guard force, one a life guard and two citizens who are not members of the force. They shall serve for a term of four years and until their successors are appointed and have qualified and shall not receive any compensation for their services. Each person so appointed shall take an oath of office before the mayor or other chief executive officer of the city that he will faithfully discharge the duties of his office.
N.J.S. § 43:13-28