In this chapter:
(a) “Action”, with respect to an act of a trustee, includes a failure to act.
(b) “Ascertainable standard” means a standard relating to an individuals health, education, support, or maintenance within the meaning of Section 2041(b)(1)(A) or 2514(c)(1) of the Internal Revenue Code.
(c) “Beneficiary” means a person that:
(1) Has a present or future beneficial interest in a trust, vested or contingent;