Compiled Laws, Chapter 168. Michigan Election Law § 168.875

Sec. 875.(1)Except as otherwise provided in subsection (2), all recounts must be completed for a primary election not later than the twentieth day and for any other election not later than the thirtieth day immediately following the last day for filing petitions.

(2) Except as otherwise provided in this subsection, if a recount involves the result of an election as to the electors of President and Vice President of the United States, the recount must be completed and certified before 3 p.m. on the sixth day before the date on which the electors for President and Vice President of the United States are to convene under section 47.  1 If a recount involving the result of an election as to the electors of President and Vice President of the United States cannot be completed and certified before 3 p.m. on the sixth day before the date on which the electors for President and Vice President of the United States are to convene under section 47 because of a government-declared emergency or court order, that recount must be completed as soon as possible, but not later than 11:59 p.m. on the second day before the date on which the electors for President and Vice President of the United States are to convene under section 47.

(3) As soon as the recount is completed, the board shall return any ballots to the respective containers and seal the containers. The board shall then return the ballots and election materials to the individuals having the care and custody of those items.