New Jersey Statutes Title 12. Commerce and Navigation 12 § 7-23.3

A person shall not sell or offer for sale in this State any power vessel which is not equipped with a muffler or muffler system in good working order, or which does not comply with specifications for mufflers or muffler systems as may be required by the rules and regulations adopted by the Boat Regulation Commission established pursuant to section 14 of P.L.1962, c. 73 (C. 12:7-34.49). The Boat Regulation Commission may by rule or regulation exempt from the requirements of this section certain types of power vessels designed and constructed solely for participation in racing events.