N.J. Stat. Ann. § 54:4-3.54a

1. After the effective date of P.L.2004, c.183 (C.54:4-3.54a et seq.), any building, its pertinent contents and the land on which it is erected and which may be necessary for the fair enjoyment thereof, owned by a nonprofit corporation that: is organized under P.L.1983, c.127 (C.15A:1-1 et seq.); is qualified for tax exempt status under the Internal Revenue Code of 1986, 26 U.S.C. s.501(c) and meets all other State and federal requirements; has a primary mission as an historical organization to research, preserve and interpret history and architectural history; and has been certified to be an historic site by the Commissioner of Environmental Protection, shall be exempt from taxation upon application to, and certification by, the Director of the Division of Taxation in the Department of the Treasury.