N.Y. Estates, Powers & Trusts Law § 7-2.3
duties and rights of successor trustee
(b) Upon such notice to the beneficiaries of the trust as the court may direct of an application for the appointment of a successor trustee, unless the creator has directed otherwise, the court may appoint a successor trustee, even though the trust has terminated, whenever in the opinion of the court such appointment is necessary for the effective administration and distribution of the trust estate, subject to the following: