N.J. Stat. Ann. § 54:4-23.3b

Land used exclusively for the production of trees and forest products, other than Christmas trees, and previously deemed to be in agricultural use under section 3 of P.L. 1964, c. 48 (C. 54:4-23.3), the owner of which fails to meet the additional conditions imposed by this amendatory and supplementary act during the first tax year next following implementation of this act, is not subject to the rollback tax because of disqualification under this amendatory and supplementary act, but shall be treated as land for which an annual application has not been submitted.