Mich. Comp. Laws § 500.7947

Sec. 7947. The association shall be exempt from all license fees, income, franchise, privilege or occupation taxes levied or assessed by this state, any municipality, county or other political subdivision of the state, except state, county or municipal taxes upon the real or personal property of the association, which is to be assessed and taxed in the same manner as real property and personal property of other nonexempt persons.