New Jersey Statutes Title 46. Property 46 § 6-6

All letters of attorney for any sale, conveyance, assurance, lease, acquittance or release hereafter duly executed and recorded in accordance with the provisions of section 46:16-1 of the Revised Statutes shall be considered as unrevoked and as remaining in full force and effect in accordance with the terms thereof unless and until the letters of attorney are revoked by the principal by an instrument duly executed and recorded in accordance with the provisions of section 46:16-2 of the Revised Statutes, except that nothing herein contained shall continue in effect any letters of attorney revoked by the death of the principal.