Instruments to Be Given Effect Pursuant to Act

The following instruments shall be given effect pursuant to the provisions of this Act.

(a)An instrument executed before the effective date of this Act that substantially complies with subdivision

(a)of Section 91103. COL092507 CH. 91 NATURAL DEATH ACT

(b)An instrument governing the withholding or withdrawal of lifesustaining treatment executed in another state that does not comply with the laws of that state, but substantially complies with the laws of the Territory of Guam.