Michigan Compiled Laws, Chapter 700. Estates and Protected Individuals Code § 700.1302

(a) A matter that relates to the settlement of a deceased individual's estate, whether testate or intestate, who was at the time of death domiciled in the county or was at the time of death domiciled out of state leaving an estate within the county to be administered, including, but not limited to, all of the following proceedings:

(b) A proceeding that concerns the validity, internal affairs, or settlement of a trust; the administration, distribution, modification, reformation, or termination of a trust; or the declaration of rights that involve a trust, trustee, or trust beneficiary, including, but not limited to, proceedings to do all of the following:

(c) Except as otherwise provided in section 1021 of the revised judicature act of 1961, 1961 PA 236, MCL 600.1021, a proceeding that concerns a guardianship, conservatorship, or protective proceeding.

(d) A proceeding to require, hear, or settle the accounts of a fiduciary and to order, upon request of an interested person, instructions or directions to a fiduciary that concern an estate within the court's jurisdiction.