Compiled Laws, Chapter 168. Michigan Election Law § 168.749

Sec. 749. On said trial, the judge presiding thereat and no other person shall remove from all challenged voters' ballots the slips of paper concealing the said endorsements until all ballots bearing numbers agreeing with the numbers against the names of such persons on the poll list as have been proved unqualified voters as aforesaid, have been found, and immediately thereafter said judge shall replace slips of paper upon all ballots from which he has taken the same in the same manner as is provided in this chapter for the inspectors of election.