Electric Scooter Laws in Washington State: Riders and Equipment

Electric scooter laws in Washington State let anyone 16 or older ride on public roads and bike lanes without a driver’s license or registration, but riders must stay at or below 15 miles per hour, keep off sidewalks unless a local ordinance says otherwise, and follow the same DUI rules that apply to drivers of cars.

Who Can Ride and What Paperwork You Need

The minimum age to operate a motorized foot scooter on a public roadway is 16. No driver’s license, permit, or endorsement is required.¹

You also don’t have to register the scooter or get a moped permit. RCW 46.61.710 carves scooters out of the moped registration rules, so there’s no title, no license plate, and no annual fee.² Insurance isn’t required either, though that has consequences discussed further down.

Speed Limit and Required Equipment

Even if your scooter can go faster, you cannot exceed 15 miles per hour on any public roadway, bike lane, bike path, or trail.² That’s the operational cap, separate from what the scooter is capable of.

For nighttime riding, the scooter needs a front-facing white lamp visible from at least 500 feet and a red rear reflector visible up to 600 feet when hit by headlamps.² Many scooters come with lights, but the decorative LEDs built into some models may not meet the 500-foot standard. The braking system must be strong enough to bring the scooter to a controlled stop on dry, level, clean pavement.

Washington has no statewide helmet requirement for motorized foot scooter riders of any age. Some cities impose their own helmet rules, so check locally.

Where You Can Ride and Where You Can’t

Under state law:

Public roadways and bicycle lanes are open to scooters. Ride with traffic and stay right.
Paved bike paths and shared-use paths are generally allowed, though local jurisdictions can restrict access.
Sidewalks are off-limits by default. The only exceptions are when the sidewalk is part of a bicycle or pedestrian path with no alternative route, or when a local ordinance specifically authorizes sidewalk riding.²
Natural-surface trails designated as nonmotorized are generally closed to scooters unless a local authority grants an exception.
Fully controlled limited-access highways (freeways) are unlawful to ride on.

The sidewalk rule catches a lot of riders. If you’ve been assuming sidewalk riding is fine, look at your city’s municipal code before your next trip. Riding where prohibited exposes you to traffic infractions and weakens your legal position if you collide with a pedestrian.

On the road, Washington treats scooter riders the same as bicyclists for traffic purposes. Same right to use the lane, same duty to obey signals, signal turns, ride predictably, and yield to pedestrians. When overtaking someone on a shared path, give an audible signal before passing.

When Your Scooter Isn’t Legally a Scooter

RCW 46.04.336 defines a motorized foot scooter as a device with two or three wheels, handlebars, a floorboard you can stand on, and a motor with a top speed no greater than 20 miles per hour on level ground.³

That 20 mph ceiling matters. Consumer scooters capable of 25 or 30 mph are common, and once a scooter exceeds 20 mph on flat ground it no longer qualifies as a motorized foot scooter. It can instead fall under the moped classification, which requires registration, a moped permit, and equipment compliance including a muffler.⁴ A high-powered scooter isn’t just a faster version of the same legal category. It’s a different category.

Drinking and Riding

Washington’s DUI statute, RCW 46.61.502, applies to anyone who “drives a vehicle” while impaired. The word is “vehicle,” not “motor vehicle.”⁵ A motorized foot scooter counts. Riding after drinking can produce the same DUI charge you’d face in a car, including license suspension, fines, and a criminal record. A scooter DUI conviction can affect your ability to drive any vehicle later.

If You Hurt Someone or Damage Property

No liability insurance is required to ride a motorized foot scooter in Washington. If you injure a pedestrian or damage property, you’re personally on the hook.

Washington uses pure comparative negligence under RCW 4.22.005. An injured person can recover damages even if they were partly at fault, with their award reduced by their percentage of fault.⁶ If you strike a pedestrian while riding on a prohibited sidewalk, the fact that you were breaking the law at the moment of impact strengthens the claim against you considerably.

Rental scooters don’t fix this. Rental agreements almost universally include liability waivers, meaning the company won’t cover injuries you cause or injuries you sustain.

Local Rules and Rental Scooters

State law is the floor. RCW 46.61.710 gives cities and counties the authority to regulate or prohibit scooter use on any street, highway, or sidewalk within their jurisdiction, and to restrict access to shared-use paths and bike facilities.² Seattle’s rules can differ from Spokane’s or Tacoma’s. Some cities authorize sidewalk riding the state prohibits by default; others ban scooters from downtown streets entirely. Many have parking rules for shared scooters, requiring upright parking that doesn’t block pedestrian paths or ADA ramps. Local violations can bring fines or impoundment.

Rental services such as Lime and Bird operate in several Washington cities under local permit programs. They typically require riders to be at least 18, stricter than the state’s 16-year minimum for personal scooters, plus valid ID and a payment method. All the state rules above still apply on a rental. If you ride a rented scooter where scooters are prohibited, the ticket is yours, not the company’s.

1
Washington State Patrol. Motorized Foot Scooter Resource Sheet
2
Washington State Legislature. RCW 46.61.710 – Mopeds, EPAMDs, Motorized Foot Scooters, Personal Delivery Devices, Electric-Assisted Bicycles
3
Washington State Legislature. RCW 46.04.336 – Motorized Foot Scooter
4
Washington State Patrol. Moped Resource Sheet
5
Washington State Legislature. RCW 46.61.502 – Driving Under the Influence
6
Washington State Legislature. RCW 4.22.005 – Effect of Contributory Fault