Mich. Comp. Laws § 691.1339

Sec. 9. (1) Except as otherwise provided in subsection (3), a collaborative lawyer is disqualified from appearing before a tribunal to represent a party in a proceeding related to the collaborative matter. (2) Except as otherwise provided in subsection (3) and sections 10 and 11, a lawyer in a law firm with which the collaborative lawyer is associated is disqualified from appearing before a tribunal to represent a party in a proceeding related to the collaborative matter if the collaborative lawyer is disqualified from doing so under subsection (1). (3) A collaborative lawyer or a lawyer in a law firm with which the collaborative lawyer is associated may represent a party to do either of the following: (a) Ask a tribunal to approve an agreement resulting from the collaborative law process. (b) Seek or defend an emergency order to protect the health, safety, welfare, or interest of a party if a successor lawyer is not immediately available to represent that person. (4) If subsection (3)(b) applies, a collaborative lawyer, or lawyer in a law firm with which the collaborative lawyer is associated, may represent a party only until the person is represented by a successor lawyer or reasonable measures are taken to protect the health, safety, welfare, or interest of the person.