N.J. Stat. § 54:4-63.17
On October first in any year wherein prior thereto the county board of taxation shall have rendered a judgment assessing omitted property for that year or the preceding year, the assessor shall file the omitted assessment list and a true copy thereof, to be called the "Assessor's omitted property assessment duplicate," with the county board of taxation. The county board of taxation shall examine, revise and correct the omitted assessment lists and duplicates, if any be filed, and, on or before October tenth in each year, cause the corrected, revised and completed duplicate, if any, certified by it to be a true record of the omitted taxes assessed, to be delivered to the collectors of the taxing districts in the county, affected by such omitted assessments and the omitted property assessment lists shall remain in the office of the board as a public record.
N.J.S. § 54:4-63.17