Compiled Laws, Chapter 168. Michigan Election Law § 168.872

Sec. 872.(1) If a board of canvassers conducting a recount has good reason to believe that any fraud or a violation of the law has been committed in the canvass or return of the votes, then that board of canvassers shall,subject to subsection (2), refer any matter the board of canvassers believes warrants investigation to the following:

(2) The board of state canvassers shall refer a matter for investigation to the attorney general as provided under subsection (1) only if at least 1 member of each political party appointed to the board of state canvassers concurs in the decision to refer the matter for investigation.

(3) Any action taken in an investigation by a prosecuting attorney or the attorney general does not preclude any official recount of the ballots cast at any election, if otherwise allowed by the general election laws.