Utah Code § 41-6a-1011: Pedestrian vehicles.

(1) As used in this section:

(a)

(i) "Pedestrian vehicle" means a self-propelled conveyance designed, manufactured, and intended for the exclusive use of a person with a physical disability.

(ii) A "pedestrian vehicle" may not:

(A) exceed 48 inches in width;

(B) have an engine or motor with more than 300 cubic centimeters displacement or with more than 12 brake horsepower; and

(C) be capable of developing a speed in excess of 30 miles per hour.

(b) "Physical disability" means any bodily impairment which precludes a person from walking or otherwise moving about as a pedestrian.

(2) A pedestrian vehicle operated by a person with a physical disability is exempt from vehicle registration, inspection, and operator license requirements.

(3)

(a) A person with a physical disability may operate a pedestrian vehicle with a motor of not more than .5 brake horsepower capable of developing a speed of not more than eight miles per hour:

(i) on the sidewalk; and

(ii) in all places where pedestrians are allowed.

(b) A permit, license, registration, authority, application, or restriction may not be required or imposed on a person with a physical disability who operates a pedestrian vehicle under this Subsection (3).

(c) The provisions of this Subsection (3) supercede the provision of Subsection (2).