W. Va. Code § 17A-3-2
(a) Every motor vehicle, trailer, semitrailer, pole trailer, and recreational vehicle when driven or moved upon a highway is subject to the registration and certificate of title provisions of this chapter except:
(2) Any implement of husbandry upon which is securely attached a machine for spraying fruit trees and plants of the owner or lessee or for any other implement of husbandry which is used exclusively for agricultural or horticultural purposes on lands owned or leased by the owner of the implement and which is not operated on or over any public highway of this state for any other purpose other than for the purpose of operating it across a highway or along a highway other than an expressway as designated by the Commissioner of the Division of Highways from one point of the owner's land to another part of the owner's land, irrespective of whether or not the tracts adjoin: Provided, That the distance between the points may not exceed 35 miles, or for the purpose of taking it or other fixtures attached to the implement, to and from a repair shop for repairs. The exemption in this subdivision from registration and license requirements also applies to any vehicle described in this subsection or to any farm trailer owned by the owner or lessee of the farm on which the trailer is used, when the trailer is used by the owner of the trailer for the purpose of moving farm produce and livestock from the farm along a public highway for a distance not to exceed 35 miles to a storage house or packing plant, when the use is a seasonal operation:
(D) Any vehicle used as an implement of husbandry exempt under this section shall have the words "farm use" in at least 10-inch letters affixed to both sides or to both front and back of the implement or in at least 2-inch letters on license plates affixed to both front and back of the implement. Any vehicle which would be subject to registration as a Class A or B vehicle if not exempted by this section shall display a farm-use exemption certificate on the lower driver's side of the windshield:
(b) Notwithstanding the provisions of subsection (a) of this section:
(c) The division shall title and register low-speed vehicles if the manufacturer's certificate of origin clearly identifies the vehicle as a low-speed vehicle. The division may not title or register homemade low-speed vehicles or retrofitted golf carts and such vehicles do not qualify as low-speed vehicles in this state. In addition to all other motor vehicle laws and regulations, except as specifically exempted below, low-speed vehicles are subject to the following restrictions and requirements: