Sec. 4. (a) This section does not apply to a motorboat competing in and during a motorboat race for which a permit has been issued by the department.
(b) A person may not operate a motorboat on Indiana water unless the boat motor is equipped with:
(1) a muffler;
(2) an underwater exhaust; or
(3) other device;
that muffles or suppresses the sound of the exhaust.