Mich. Comp. Laws § 441.108

Sec. 8. (a) The rights and duties of a corporation and its transfer agents in registering a security in the name of a fiduciary or in making a transfer of a security pursuant to an assignment by a fiduciary are governed by the law of the jurisdiction under whose laws the corporation is organized. (b) This act applies to the rights and duties of a person other than the corporation and its transfer agents with regard to acts and omissions in this state in connection with the acquisition, disposition, assignment or transfer of a security by or to a fiduciary and of a person who guarantees in this state the signature of a fiduciary in connection with such a transaction.