New Jersey Statutes Title 3B. Administration of Estates Decedents and Others 3B § 31-34

(1) the trustees of two or more trusts or parts of trusts may combine the trusts or parts thereof into a single trust, even if such trusts or parts thereof are created by different settlors or under different instruments, and even if the trusts have different trustees; and

(2) the trustees of a single trust may divide the trust into two or more separate trusts, in which case distributions provided by the governing instrument may be made from one or more of the separate trusts.