N.Y. Surrogate's Court Procedure Act § 311 (2026)

§ 311. Designee for person under disability
  Whenever the person to be served is a person under disability, whether
or not a party so requests, the court may in the interest of such
person, require by order or direction in the minutes that a copy of the
process issued be delivered to a person designated, in the manner and
within the time specified.  The person so designated shall have with
respect to the proceeding while so designated, in behalf of such person,
until the return of process and such further time as directed by the
court, the same powers and duties as a guardian ad litem and is
authorized to admit service of such process.