RSA 227-L:20 Suitable Exhaust Systems on Motorized Equipment; Penalty.

I. Any motorized vehicle, which does not bear a currently valid state inspection sticker, and other motorized equipment including generators operating in woodlands and which emits exhaust within 4 feet of the ground, shall be equipped with a suitable exhaust system which will inhibit the discharge of sparks and carbon deposits likely to cause fires. Baffled mufflers or spark arresters in good working order, tested and approved by the U.S. Forest Service or the director shall be deemed to meet these requirements. In the case of trucks, pickups, passenger cars, and motor bikes, primarily used for travel over gravel and other mineral soil roads, exhaust systems equivalent to original equipment are suitable. Any car, truck, or other vehicle that has been modified shall be required to ha