§ 41-13-209 — Overpowered watercraft prohibited; horsepower rating plates; mufflers required

(a) No watercraft shall be equipped with any motor or
other propulsion machinery that has a horsepower rating
exceeding the maximum stated on the capacity plate approved and
issued by the United States coast guard and affixed to the
watercraft by the manufacturer.
(b) Motorboats shall be equipped, maintained and operated
to prevent excessive or unusually loud noise and shall at all
times be equipped with a muffler or shall use another method of
noise suppression in good working order and in constant
operation. No person shall operate or allow the operation of any
motorboat equipped with an altered muffler or muffler cutout,
bypass or other devise designed or installed to continually or
intermittently bypass or otherwise reduce or eliminate the
effectiveness of any muffler or muffler system.
(c) Subsection (b) of this section shall not apply to
motorboats competing in or while on trials of an approved race
or regatta nor in areas designated by the game and fish
department.