In Wisconsin, there are no boating state laws. All boaters must abide by the federal regulations on boating while on Federal waterways.
Compulsory PFD Requirements for Wisconsin
All kids 13 years and younger are required to be in a USCG-approved PFD while aboard underway recreational vessels. The life jacket must be readily accessible and in good wearing condition. It must also fit appropriately for the intended user.
Boat Length
Vessels of all lengths must follow the Federal laws stipulated for boating on federal Waterways
Exceptions from wearing PFDs in Wisconsin
In Wisconsin, boaters can be without a PFD when they are below deck or in an enclosed cabin within the vessel.
Disclaimer: The information presented here is meant to be a general reference for educational purposes. Please check with your state for the most up to date information and any current changes in the laws. Source: BoatUS