N.Y. Est. Powers & Trusts Law § 6-3.2

§ 6-3.2 Kinds of future estates\n (a) Future estates are divided into:\n (1) Estates left in the creator, consisting of:\n (A) Reversions.\n (B) Possibilities of reverter.\n (C) Rights of reacquisition.\n (2) Estates in favor of a person other than the creator, namely\nremainders, that are:\n (A) Indefeasibly vested.\n (B) Vested subject to open.\n (C) Vested subject to complete defeasance.\n (D) Subject to a condition precedent.\n