Idaho Code § 68-501 : — TRUSTS AND FIDUCIARIESUNIFORM PRUDENT INVESTOR ACT —501 - PRUDENT INVESTOR RULE TEXT PDF (1) Except as otherwise provided in subsection (2) of this section, 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 act. (2) The prudent investor rule, a default rule, may be expanded, restricted, eliminated or otherwise altered by the provisions of a trust. A trustee is not liable to a beneficiary to the extent that the trustee acted in reasonable reliance on the provisions of the trust. Idaho Code § 68-501 [68-501, added 1997, ch. 14, sec. 2, p. 15.]