Pedestrian vehicles — Utah Permit Test

A Utah pedestrian vehicle must be less than 48 inches wide, have an engine displacement of less than 300 cubic centimeters and less than 12 brake horsepower, and be incapable of exceeding 30 mph.

Four limits together keep it small, slow and clearly not a car, which is what lets it use the highway at all.

It must be less than 48 inches wide, have an engine displacement of less than 300 cubic centimeters and less than 12 brake horsepower, and not be capable of exceeding 30 mph.

A Utah pedestrian vehicle is designed and manufactured for the use of people with disabilities.

It is a mobility aid rather than a small car, which is why it is allowed on the road under its own rules.

A pedestrian-vehicle is designed and manufactured for the use of the disabled.

A Utah pedestrian vehicle may not be capable of exceeding 30 miles per hour.

Thirty is the ceiling built into the machine, not a limit the driver chooses to keep.

The vehicle must not exceed 48 inches in width, have an engine over 300 cubic centimeters (or 12 brake horsepower), or be capable of exceeding 30 m.p.h.

What is the maximum width of a Utah pedestrian vehicle?

Less than 48 inches. Four limits together keep it small, slow and clearly not a car, which is what lets it use the highway at all. Utah Driver Handbook 2026-2027, p.84: “It must be less than 48 inches wide, have an engine displacement of less than 300 cubic centimeters and less than 12 brake horsepower, and not be capable of exceeding 30 mph.”