Mich. Comp. Laws § 556.121: Instruments relating to powers to appoint interests in land; recording as conveyances.

Sec. 11.

Any of the following instruments relating to powers to appoint interests in land is entitled to be recorded as a conveyance upon compliance with section 23 of chapter 65 of the Revised Statutes of 1846, being section 565.23 of the Compiled Laws of 1948:

An instrument, other than a will, exercising a power.

An instrument expressing consent to exercise.

A release.

If a power is exercised by a will, a certified copy of the will and of the certificate of probate thereof may be recorded.