N.J. Stat. § 54:5-26
Copies of the notice of a tax sale shall be set up in five of the most public places in the municipality, and a copy of the notice shall be published in a newspaper circulating in the municipality, once in each of the four calendar weeks preceding the calendar week containing the day appointed for the sale. In lieu of any two publications, notice to the property owner and to any person or entity entitled to notice of foreclosure pursuant to section 20 of P.L. 1948, c.96 (C.54:5-104.48) may be given by regular or certified mail, the costs of which shall be added to the cost of the sale in addition to those provided in R.S. 54:5-38, not to exceed $25 for each notice for a particular property.
For the purposes of notice in connection with a special tax sale for eligible properties which are on an abandoned property list established by the municipality pursuant to section 36 of P.L. 1996, c. 62(C.55:19-55), a single advertisement published in a newspaper circulating in the municipality no less than four and no more than six weeks prior to the sale, along with notice to the property owner and any person or entity entitled to notice of foreclosure pursuant to section 20 of P.L. 1948, c.96 (C.54:5-104.48), shall constitute sufficient notice of sale on the part of the municipality.
Failure of the property owner to receive a notice of a tax sale properly mailed by the tax collector shall not constitute grounds to void the subsequent tax sale. If ordinances of the municipality are required to be published in any special newspaper or newspapers, the notice shall be published therein.
N.J.S. § 54:5-26