Mich. Comp. Laws § 487.3705

Sec. 705. (1) A savings bank, an out-of-state bank, or a national bank that consolidates its operations with 1 or more banks, out-of-state banks, national banks, associations, or savings banks may operate the consolidated or acquired bank, out-of-state bank, national bank, association, or savings bank branch or branches located in this state as a branch or branches of the consolidated or acquired savings bank. (2) A consolidated bank or consolidated organization may operate any branches and principal offices located in this state of the consolidating organizations without providing the notice required by section 417.