Michigan Compiled Laws, Chapter 555. Uses and Trusts § 555.14

Sec. 14. When an express trust shall be created for any purpose not enumerated in the preceding sections of this chapter, no estate shall vest in the trustees; but the trust, if directing or authorizing the performance of any act which may be lawfully performed under a power, shall be valid as a power in trust, subject to the provisions in relation to such powers contained in the next succeeding chapter.