I assume this isn't for people that fish? Based on this from TWRA?
https://tn.gov/twra/article/special-use-permits-j1
These permits must be purchased for horseback riding, bicycling, and ORV use. Youths under age 13 and persons holding a valid annual or permanent hunting license with a valid permit to hunt on these areas are exempt. At least one occupant of an enclosed vehicle must possess the proper permit(s). No permit shall be required on certain roads/trails as designated. - See more at:
https://tn.gov/twra/article/special-....8dN55co7.dpuf