Helemt Use: Required by law Eye Protection: Required by law Daytime use of headlight: Required by law-modulating headlight permitted Muffler: Muffler required; no straight pipes; no removal of baffles; no modification of exhaust system that increases noise beyond exhaust system originally installed Handelbar Height: Handle bars or grips cannot be more than the height of the operator's shoulders. Lane Spliting: The operator of a motorcycle shall not overtake and pass in the same lane occupied by the vehicle being overtaken. (c) No person shall operate a motorcycle between lanes of traffic or between adjacent lines or rows of vehicles. More Motorcycle Laws