N.J. Stat. § 3B:3-27
A copy of any will or of the record of any will of a decedent not resident in this State at his death, admitted to probate in any state of the United States or other jurisdiction or country, and of the certificate or judgment for probate, and if title to real estate of the decedent depends on the conveyance by an executor, administrator with the will annexed, substituted administrator with the will annexed, trustee or substituted trustee, of the record of the grant of letters testamentary thereon, or of administration, or substitutionary administration, with the will annexed, or of a copy of the letters, attested and certified pursuant to the rules of the Supreme Court or, if it be a record of any state of the United States, exemplified and authenticated according to the act of Congress, heretofore or hereafter filed and recorded in the office of the surrogate of any county in this State, shall have the same force and effect in respect to all real estate whereof the testator died seized, as if the will had been admitted to probate and the letters aforesaid had been issued in this State, provided it appears either from the deposition in the record or the attestation clause, or by a deposition taken under a commission or otherwise, that the will is valid under the laws of this State.
All conveyances of the real estate heretofore or hereafter made by any executor, administrator with the will annexed, substituted administrator with the will annexed, trustee, substituted trustee, or the survivor or survivors of them, or by any devisee or persons claiming under the devisee shall be as valid as if the will had been admitted to probate and letters aforesaid had been issued in this State.
Certified copies of the will, deposition, judgment for probate and letters, or of the record thereof, shall be received in evidence in all the courts of this State.
N.J.S. § 3B:3-27