Wash. Rev. Code § 11.104B.070
(5) A fiduciary may not exercise the power under subsection (1) of this section to make an adjustment or under RCW 11.104B.270 to make a determination that an allocation is insubstantial if:
(6) If subsection (5)(d), (e), (f), or (g) of this section applies to a fiduciary:
(7) A fiduciary may release or delegate to a cofiduciary the power to adjust under subsection (1) of this section if the fiduciary determines that the fiduciary's possession or exercise of the power will or may:
(8) A fiduciary's release or delegation to a cofiduciary under subsection (7) of this section of the power to adjust under subsection (1) of this section:
(b) Applies to the entire power, unless the release or delegation provides a limitation, which may be a limitation to the power to adjust:
(11) A description of the exercise of the power to adjust under subsection (1) of this section must be:
[ 2021 c 140 s 2203.]