Washington Motorcycle Laws - View All States Motorcycle Laws
We have put together a simple list of the primary Washington state motorcycle laws to help you when traveling through Washington on a motorcycle. These Washington motorcycle laws where confirmed accurate as of the time of publishing and are provided to you as a reference only. For Washington's complete motorcycle laws, please visit the Washington state Motor Vehicle website.
| Safety Helmet: | Required by law |
| Eye Protection: | Required by law unless equipped with windscreen |
| Passenger Age: | Prohibits passenger under age 5 |
| Helmet Speakers: | No Restrictions |
| Mirrors: | Two required by law |
| Headlight: | Daytime headlight required. Modulating headlight permitted. |
| Turn Signals: | Required if originally equipped. |
| Handlebars: | Maximum of 30" above seat |
| Muffler: | Muffler required. |
| Noise Restrictions: | Max A-weighted sound level as measured at 50 feet (WAC 173-62-030): 1)78dBA at 45mph or less; 2)82dBA over 45mph. Stationary 20 inch standard: Models before 1986--99dBA. |
| Riding Two Abreast in Lane: | Motorcycles shall not be operated more than two abreast in a single lane. |
| Lane Splitting: | he operator of a motorcycle shall not overtake and pass in the same lane occupied by the vehicle being overtaken. (3) No person shall operate a motorcycle between lanes of traffic or between adjacent lines or rows of vehicles. |
| Insurance: |
None required per RCW 46.30.020.
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