SDCL § 47-14A-26: Trustee acting in reliance on governing instrument not liable to trust or beneficial owner--Duties determined by governing instrument.

To the extent that, at law or in equity, a trustee has duties (including fiduciary duties) and liabilities relating thereto to a business trust or to a beneficial owner:

(1) Any such trustee acting under a governing instrument is not liable to the business trust or to any such beneficial owner for the trustee's good faith reliance on the provisions of such governing instrument; and

(2) The trustee's duties and liabilities may be expanded or restricted by provisions in a governing instrument.