Minn. Stat. § 202A.14
Subd. 1. Time and manner of holding; postponement.
(a) In every state general election year, beginning at 7:00 p.m. on the date established pursuant to paragraph (b), there shall be held for every election precinct a party caucus in the manner provided in sections 202A.14 to 202A.19.
(b)(1) The chairs of the two largest major political parties shall jointly submit to the secretary of state, no later than March 1 of each odd-numbered year, the single date on which the two parties have agreed to conduct their precinct caucuses in the next even-numbered year. For a year when a presidential nomination primary is scheduled, the date submitted must not be the date of the presidential nomination primary, or the town general election date provided in section 205.075, subdivision 1.
(3) If the chairs of the two largest major political parties do not jointly submit a single date for conducting their precinct caucuses as provided in this paragraph, then for purposes of the next general election year, one of the following dates shall be considered the day of a major political party precinct caucus and sections 202A.19 and 202A.192 shall only apply on that date:
Subd. 2. Caucus call.
The chair of the county or legislative district executive committee, whichever is provided for by party rules, shall issue the call for the precinct caucus at least 20 days before the time set for holding the caucus, and the call shall contain the following:
Subd. 3. Notice.
The county or legislative district chair shall give at least six days' published notice of the holding of the precinct caucus, stating the place, date, and time for holding the caucus, and shall deliver the same information to the municipal clerk and county auditor at least 20 days before the precinct caucus. The county auditor shall make this information available at least ten days before the date of the caucuses to persons who request it.