Utah Code Ann. § 41-21-1
(2) "Motorcycle" means:
(3)
(a) "Street rod" means a motor vehicle or motorcycle that:
(i)
(B)
(II)
(ii) is primarily a collector's item that is used for:
(4)
(a) "Vintage travel trailer" means a travel trailer, camping trailer, or fifth wheel trailer that is:
(ii) primarily a collector's item that is used for:
(5)
(a) "Vintage vehicle" means a motor vehicle or motorcycle that:
(iii) is primarily a collector's item that is used for:
(c) "Vintage vehicle" includes a: