(a) Except as otherwise provided in subsection (b), a trustee who invests and manages trust assets owes a duty to the beneficiaries of the trust to comply with the prudent investor rule set forth in this chapter.
(b) The prudent investor rule may be expanded, restricted, eliminated, or otherwise altered by the terms of the trust except as provided in RSA 564-B:1-105(b)(2) and (3). A trustee is not liable to a beneficiary to the extent that the trustee acted in good faith and reasonable reliance on (1) the express terms of the trust, (2) a court order, (3) RSA 564-B:9-903, or (4) RSA 564-B:9-902(c)(10).