Who would not be required to wear a USCG-approved PFD while engaged in the activity indicated?

Individuals not required to wear a USCG-approved Personal Flotation Device (PFD) while engaged in certain activities typically include those on vessels that are not underway, such as when a boat is anchored, moored, or aground, and when participating in certain types of water sports, like Surfing or swimming in designated areas. Additionally, some exemptions apply to individuals on vessels less than 16 feet in length while engaged in specific activities, like fishing or during short-distance travel. Always refer to local regulations for precise requirements, as they can vary by state and activity.