Minn. Stat. § 86B.501
Subd. 1. Personal flotation or lifesaving devices.
(b) The commissioner may not:
Subd. 2. Rented watercraft; responsibility for lifesaving devices.
The owner of a business that rents, leases, or hires out watercraft must provide a personal flotation or lifesaving device of the type required by this section for each person on board the watercraft.
Subd. 3. Grant Allen Law; life jacket required for children.
(a) No person may operate a watercraft under way with a child under ten years of age aboard unless the child is:
Subd. 4. Rowing team members; personal flotation devices.
Notwithstanding subdivision 1, a member of a rowing team that is sanctioned by an academic or nonprofit entity is not required to wear or possess, and no local ordinance or rule may require a member of a rowing team to wear or possess, a personal flotation device in a racing shell if a chase boat carrying the devices prescribed under subdivision 1 accompanies the racing shell. The requirement for a chase boat does not apply on waters where it is preempted by federal regulations.