New Jersey Statutes Title 40. Municipalities and Counties 40 § 69A-43.1

The director of each department in any city of the second class which, prior to the effective date of this amendatory and supplementary act, had adopted the form of government designated as “Mayor-Council Plan D” provided for in article 6 of the act to which this act is a supplement,  1 may appoint a deputy director of his department who shall serve, and be removable at the pleasure of the director, in the unclassified service of the civil service of the city and shall receive such salary as shall be fixed by the director with the approval of the council.

No municipality shall adopt the provisions of this section on or after the effective date of this amendatory and supplementary act.