Minn. Stat. § 382.13: NEW BOND; NOTICE.

When the county board of any county shall deem the official bond of any county officer insufficient, or when any surety upon any such bond shall file with the board a written request that such officer be required to give a new bond, stating therein reasons, such board shall give such officer written notice to furnish a new official bond, to be approved by them, before the first day of their next regular, special, or adjourned meeting to be held more than 20 days from the date of such notice, under penalty of forfeiting the office. Such notice shall be personally served and returned in the same manner as a summons in a civil action.