New Jersey Statutes Appendix - Former Title 3A Administration of Estates Decedents and Others 3A § 14-2

a. The probate of any writing purporting to be the decedent's will,

b. The construction, validity or effect of any will of the decedent or any such writing, or of any trust,

c. The rights or interests in the estate of the decedent of any person, whether claiming under a will or as heir, next of kin or spouse,

d. The rights or interests of any cestui que trust or ward,

e. The administration of the estate of any decedent, any trust or guardianship,

f. Any demand owing to or by the estate, trust, guardianship or ward, or

g. Any other matter relative to the estate or trust or the death of a decedent, or the guardianship or ward.