Lane filtering — Utah Permit Test

Lane splitting, riding between cars moving at higher speeds, is illegal in Utah and is considered dangerous.

Splitting past moving traffic gives a rider no escape if anybody changes lanes. Utah bans it outright.

Lane splitting is riding between cars moving at higher speeds and is illegal in Utah and considered dangerous.

Lane filtering is legal in Utah only where the roadway has a speed limit of 45 miles per hour or less, or on an off-ramp, and is not permitted on an on-ramp.

Filtering is allowed only where the surrounding traffic is slow enough for a mistake to be survivable.

The individual is on a roadway with a speed limit of 45 miles per hour or less or an off-ramp. Lane filtering is not permitted on an on-ramp.

A Utah motorcycle lane filtering may travel at no more than 15 miles per hour, and the vehicle being overtaken in the same lane must be stopped.

Fifteen past a stopped car is slow enough to stop if a door opens. Neither condition is optional.

The motorcycle is traveling at a speed of 15 miles per hour or less.

A Utah motorcycle, moped, or bicycle operator aged 16 or older may proceed through an intersection after a complete stop and waiting at least 90 seconds where the signal fails to detect them and nothing is approaching.

A signal loop often cannot see a motorcycle at all. Without this rule a rider would sit there until a car arrived.

An operator of a motorcycle, moped, or bicycle who is 16 years of age or older may proceed through an intersection after coming to a complete stop at a stop line or intersection and waiting at least 90 seconds, if the traffic-control signal fails to detect their presence and no vehicles or pedestrians are approaching or present in the intersection.

Utah lane filtering requires a roadway or off-ramp divided into two or more adjacent lanes in the same direction of travel, and the movement must be made safely.

Filtering needs a lane to move into. On a single lane there is nowhere for the manoeuvre to end.

The individual is on a roadway, or an off-ramp, divided into two or more adjacent traffic lanes in the same direction of travel.

What is the status of lane splitting in Utah?

It is illegal. Splitting past moving traffic gives a rider no escape if anybody changes lanes. Utah bans it outright. Utah Driver Handbook 2026-2027, p.82: “Lane splitting is riding between cars moving at higher speeds and is illegal in Utah and considered dangerous.”