N.J. Stat. § 40:66A-45
Any solid waste management authority may cause to be published in a newspaper published in the district a notice stating the date of adoption of such bond resolution, the amount and maturities of the bonds authorized to be issued, and also stating that any action or proceeding of any kind or nature in any court questioning the validity of the creation and establishment of the solid waste management authority, or the validity or proper authorization of bonds provided for by the bond resolution, or the validity of any covenants, agreements or contracts provided for by the bond resolution shall be commenced within 20 days after the first publication of such notice. If no such action or proceeding shall be commenced or instituted within 20 days after the first publication of such notice, then all residents and taxpayers and owners of property in the district and users of the garbage and solid wastes disposal system and all other persons whatsoever shall be forever barred and foreclosed from instituting or commencing any action or proceeding in any court, or from pleading any defense to any action of proceeding, questioning the validity of the creation and establishment of the solid waste management authority, the validity or proper authorization of such bonds, or the validity of any such covenants, agreements or contracts, and said bonds, covenants, agreements and contracts shall be conclusively deemed to be valid and binding obligations in accordance with their terms and tenor.
N.J.S. § 40:66A-45