N.J. Stat. Ann. § 40:60-25.31

To the end that affected taxing authorities may not suffer undue loss of taxes and assessments by reason of the acquisition and ownership of property therein by such a municipality, all property hereafter acquired by such a municipality for the purposes of this act, together with improvements thereon or hereafter made thereon shall be self-supporting and subject to taxation for State and local purposes, in the same manner and to the same extent as the real estate of individuals.