California Vehicle Code
Sec. § 531


Utility-terrain vehicle means a motor vehicle subject to subdivision (a) of Section 38010 that is all of the following:

(a)

Designed for operation off of the highway.

(b)

Suspended on four tires.

(c)

Has a steering wheel for steering control.

(d)

Has one seat to accommodate a driver and one passenger sitting side by side.
Source
Last accessed
Jun. 6, 2016