New York Laws
Part 6 - Uniform Transfers to Minors Act
7-6.23 - Applicability

(a) the transfer purports to have been made under the New York Uniform
Gifts to Minor Act; or
(b) the instrument by which the transfer purports to have been made
uses in substance the designation "as custodian under the Uniform Gifts
to Minors Act" or "as custodian under the Uniform Transfers to Minors
Act" of any other state, and the application of this part is necessary
to validate the transfer.