Mich. Comp. Laws § 125.1625: Exemption of corporation and instruments of conveyance from taxation.

Sec. 25.

The corporation shall be exempt from all taxation on its earnings or property. Instruments of conveyance to or from a corporation shall be exempt from all taxation including taxes imposed by Act No. 134 of the Public Acts of 1966, as amended, being sections 207.501 to 207.513 of the Michigan Compiled Laws.