N.Y. Estates, Powers & Trusts Law § 10-9.1: Revocability of a power of appointment

§ 10-9.1 Revocability of a power of appointment

(a) A power of appointment is irrevocable unless the donor reserves

the right to revoke it.

(b) An exercise of power of appointment is irrevocable whenever:

(1) The donor of a special power manifests his intention that its

exercise be irrevocable, or

(2) The donee does not manifest in the instrument exercising the power

his intention to reserve a power of revocation.

(c) If the donee in exercising a power reserves a power to revoke the

appointment, but does not expressly reserve a power to reappoint, upon

the exercise of the power of revocation, the donee can reappoint.

(d) An instrument exercising a power of appointment is affected by

fraud in the same manner as a deed or will, executed by an owner or by a

trustee of property.