Every outboard motor, inboard motor, or inboard/outboard motor in use or attached to a vessel operating on the waters of this State shall be equipped with a muffling system as supplied by the manufacturer or installed by the owner. The muffling system shall be maintained in good working order at all times. An exception to this requirement will be allowed for operation during authorized races sanctioned by the United States Coast Guard, the State Police, or operation with a race test permit.
N.J. Admin. Code § 13:82-4.3
See: 31 New Jersey Register 113(a), 31 New Jersey Register 1069(a).
Substituted "State Police, or operation with a race test permit" for "Bureau, or other operation with a race test permit issued by the Bureau" at the end.