N.J. Stat. § 46:38-19
A donor may, at the time of making a custodial gift, designate one or more eligible persons as successor custodians to act as such upon the renunciation, death, resignation or removal of the first custodian or of the preceding successor custodian, by a statement of designation in substantially the following language:
"DESIGNATION OF SUCCESSOR CUSTODIAN
I, ..........................., (name of donor) having this day made a custodial gift under the New Jersey Uniform Gifts to Minors Act to ............................. (name of minor) consisting of ........................... (description of securities, if any, and identification of credits created pursuant to section 3(c) of this act) and having designated .................................... (name of first custodian) custodian for said ................................., (name of minor) hereby designate .............. (name of successor custodian) successor custodian for said ......................., (name of minor) to succeed to the duties of custodian upon the renunciation, death, resignation or removal of said ............................. (name of first custodian)
Dated: ........................... ........................
(signature of donor)"
If more than one successor custodian be named the statement of description shall be altered appropriately.
Executed counterparts of the statement of designation shall be delivered promptly upon execution to the custodian and to each successor custodian, to each broker or bank with whom the donor creates a credit under section 3(c) of this act, and to the minor if he is then 14 years of age or more.
N.J.S. § 46:38-19