New Jersey Statutes Title 3B. Administration of Estates Decedents and Others 3B § 5-3

(1) No descendant or parent of the decedent survives the decedent;  or

(2) All of the decedent's surviving descendants are also descendants of the surviving spouse or domestic partner and there is no other descendant of the surviving spouse or domestic partner who survives the decedent;

(1) If all of the decedent's surviving descendants are also descendants of the surviving spouse or domestic partner and the surviving spouse or domestic partner has one or more surviving descendants who are not descendants of the decedent;  or

(2) If one or more of the decedent's surviving descendants is not a descendant of the surviving spouse or domestic partner.