N.J. Stat. Ann. § 40:76-12

When it has been determined, by either the municipal clerk or a judge of the Superior Court, that the petition conforms to the provisions of this chapter, the clerk shall forthwith call a special election, to be held not later than August fifteenth, in any year, for the submission of the question of the abandonment of the commission form of government, to the legal voters of the municipality by proceeding in the manner hereinafter in this chapter provided.