Section 617 Of Division 1. Words And Phrases Defined From California Vehicle Code >> Division 1.
617
. A "tow dolly" is a vehicle towed by a motor vehicle and
designed and used exclusively to transport another motor vehicle and
upon which the front or rear wheels of the towed motor vehicle are
mounted, while the other wheels of the towed motor vehicle remain in
contact with the ground. "Tow dolly" does not include a portable or
collapsible dolly used as specified in Section 4014.