You are required by Minnesota Statute 86B.121 to have a Sheriff's permit prior to holding an event on any body of water. An event... More… You are required by Minnesota Statute 86B.121 to have a Sheriff's permit prior to holding an event on any body of water. An event is defined as: A gathering of persons engaged in (organized) activities on waters of the state or public property adjacent to those waters that, in the sheriff's opinion, would have an impact on public safety or natural resources.Less…

Applications for Structure Permits must be received 10 days in advance of placing the structure. Permits are needed for the... More… Applications for Structure Permits must be received 10 days in advance of placing the structure. Permits are needed for the following: • Mooring Buoy • 150-Foot “Perpetual No Wake Zone From All Shores” Temporary Marker Buoy • Swim Buoy • Floating Raft • Trampoline • Ice Rink • Slalom/Waterski Course • Any other item left in the water that could be a hazard to navigation MN Rule 6110.1800 With regard to Temporary Structures: MN Rule 6110.1800 states: “No person shall leave any temporary structure not extending from shore, or any buoy or sign in the waters of this state between the hours of sunset and sunrise without first obtaining a permit in writing therefore from the Sheriff of the county.” Less…