N.H. Rev. Stat. Ann. § 564-B:10-1016
(a) A power of appointment is exercised only:
(2) If the terms of the instrument exercising the power:
(A) Manifest the powerholder's intent to exercise the power; and
(B) Subject to subsection (b), satisfy any requirements that the terms of the trust may impose on the exercise of the power; and
(b) A powerholder's substantial compliance with a formal requirement of appointment imposed by the terms of the trust, including a requirement that the instrument exercising the power of appointment make reference or specific reference to the power, is sufficient if:
Source. 2017, 257:28, eff. July 18, 2017.