Mich. Comp. Laws § 458.12

Sec. 2. The articles of association of any ecclesiastical corporation heretofore incorporated under any general or special act of this state as a Methodist Episcopal Church or as a Methodist Protestant Church in the name of which the word "Episcopal" or the word "Protestant" appears after the word "Methodist" are hereby amended by deleting from the name of each of such corporations the word "Episcopal" or the word "Protestant" as the case may be. Such change in the name of any such corporation shall become operative ipso facto upon the effective date of this act without the filing of any amendment to the articles of association of any such corporation.