Subdivision 1. Partisan elections. At an election to fill partisan offices, the chair of an authorized committee of each major political party may appoint by written certificate voters from that political party to act as challengers of voters at the polling place for each precinct. Only one challenger from each major political party for each precinct shall be allowed to remain in the polling place at one time.
Subd. 2. Nonpartisan elections. At an election to fill nonpartisan offices, each nonpartisan candidate may appoint by written certificate voters to act as challengers of voters at the polling place for each precinct. Only one challenger for each candidate shall be allowed to remain in the polling place for each precinct at one time.
Subd. 3. Elections on a question. At an election where a question is to be voted upon, the mayor of a city, or the school board of a school district, or the board of supervisors of a town, upon receiving a written petition signed by at least 25 eligible voters, shall appoint by written certificate one voter for each precinct in the municipality, or school district if applicable, to act as a challenger of voters in the polling place for that precinct.
Subd. 4. Restrictions on conduct. The election judges shall permit challengers appointed pursuant to this section to be present in the polling place during the hours of voting and to remain there until the votes are counted and the results declared. No challenger shall handle or inspect registration cards, files, or lists. Challengers shall not prepare in any manner any list of individuals who have or have not voted. They shall not attempt to influence voting in any manner. They shall not converse with a voter except to determine, in the presence of an election judge, whether the voter is eligible to vote in the precinct.