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.
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.