Minn. Stat. § 374.09: PROCEDURE IF JUDGES FAIL TO APPOINT.

If the judges of the district court fail to make appointments to the advisory courthouse and city hall building commission within 30 days after the city council and the board of county commissioners decide to proceed with the construction of the courthouse and city hall building, then the advisory courthouse and city hall building commission, consisting of nine members, shall be appointed as follows: four members to be appointed by the city council, two of whom shall be members of the city council; four members to be appointed by the county board, two of whom shall be members of the county board; the ninth member of the commission shall be appointed by a majority vote of the members of the city council and the county board sitting in joint session.