Haw. Rev. Stat. § 551E-2: Applicability.

This chapter shall apply to all powers of attorney except:

(1) A power to the extent it is coupled with an interest in the subject of the power, including a power given to or for the benefit of a creditor in connection with a credit transaction;

(2) A power to make health care decisions;

(3) A power created by a legal parent or legal guardian placing the care of a minor or a disabled adult under another person;

(4) A proxy or other delegation to exercise voting rights or management rights with respect to an entity; and

(5) A power created on a form prescribed by a government or governmental subdivision, agency, or instrumentality for a governmental purpose.