Impartiality.

Mich. Comp. Laws § 700.1507, under ESTATES AND PROTECTED INDIVIDUALS CODE.

Mich. Comp. Laws § 700.1507

Sec. 1507. If a fiduciary estate has 2 or more beneficiaries, the fiduciary shall act impartially in investing, managing, and distributing the fiduciary assets, and shall take into account any differing interests of the beneficiaries.