Minn. Stat. § 524.2-1113: DISCLAIMER OF POWER HELD IN FIDUCIARY CAPACITY.

(a) If a fiduciary disclaims a power held in a fiduciary capacity which has not been exercised, the disclaimer takes effect as of the time the instrument creating the power becomes irrevocable.

(b) If a fiduciary disclaims a power held in a fiduciary capacity which has been exercised, the disclaimer takes effect immediately after the last exercise of the power.

(c) A disclaimer under this section is effective as to another fiduciary if:

(1) the disclaimer so provides; and

(2) the fiduciary disclaiming has the authority to bind the estate, trust, or other person for whom the fiduciary is acting.