65 ILCS 5/3.1-25-60
Any village incorporated under this Code that has not adopted the provisions of Section 3.1-25-45 or Articles 4, 5, or 6 of this Code may, by a vote of the electors of the village as provided in this Section, elect to require candidates for president and trustees to run in primary elections as provided in Sections 3.1-25-20 through 3.1-25-55.
The question of requiring candidates for president and trustees to run in primary elections as provided in Sections 3.1-25-20 through 3.1-25-55 shall be certified by the village clerk to the proper election authority, who shall submit the proposition to the electors of the village upon a resolution adopted by the council or upon petition filed with the village clerk and signed by electors of the village equal in number to at least 10% of the number of votes cast for the candidates for president at the last preceding general municipal election. The proposition shall be in substantially the following form:
Shall candidates for president and trustees of (name of village) be elected in nonpartisan primary and general elections?
If a majority of the electors in the village voting on the question vote in the affirmative, candidates for president and trustees of the village shall be elected as provided in Sections 3.1-25-20 through 3.1-25-55.
65 ILCS 5/3.1-25-60