Compiled Laws, Chapter 168. Michigan Election Law § 168.727

Sec. 727. (1) An election inspector shall challenge an applicant applying for a ballot if the inspector knows or has good reason to suspect that the applicant is not a qualified and registered elector of the precinct, or if a challenge appears in connection with the applicant's name in the registration book. A registered elector of the precinct present in the polling place may challenge the right of anyone attempting to vote if the elector knows or has good reason to suspect that individual is not a registered elector in that precinct. An election inspector or other qualified challenger may challenge the right of an individual attempting to vote who has previously applied for an absent voter ballot and who on election day is claiming to have never received the absent voter ballot or to have lost or destroyed the absent voter ballot.

(2) Upon a challenge being made under subsection (1), an election inspector shall immediately do all of the following:

(3) A challenger shall not make a challenge indiscriminately and without good cause. A challenger shall not handle the poll books while observing election procedures or the ballots during the counting of the ballots. A challenger shall not interfere with or unduly delay the work of the election inspectors.An individual who challenges a qualified and registered elector of a voting precinct for the purpose of annoying or delaying voters is guilty of a misdemeanor.