Mich. Comp. Laws § 700.3615: Special personal representative; who may be appointed.

Sec. 3615.

If a special personal representative is to be appointed pending the probate of a will that is the subject of a pending application or petition for probate, the person named personal representative in the will shall be appointed as the special personal representative, if available and qualified, unless the court finds the appointment is not in the best interest of the estate or the estate's beneficiaries.

In any other case, the court may appoint any proper person as special personal representative.