Michigan Compiled Laws, Chapter 50. County Clerks § 50.64

Sec. 64. That the county clerk and his sureties shall be responsible for the acts of his deputy or deputies, and in case of the death, resignation or removal of the clerk, or in any case of a vacancy by any other means in the said office of clerk, the deputy or deputies shall severally perform all the duties of such clerk until such vacancy shall be filled.