(a) As used in this subchapter:
(1) “Class One trucks” includes trucks of Class One as defined in § 27-14-601(a)(3), but excludes trailers and semitrailers of that class;
(2) “Commercial motor vehicle” includes motor buses, motor buses in interstate or intrastate operations, trucks, tractors, trailers, and semitrailers of Class Two, Class Three, Class Four, Class Five, Class Six, Class Seven, and Class Eight, as provided in § 27-14-601(a)(3), and trailers and semitrailers in Class One of § 27-14-601(a)(3);
(3) [Repealed.]
(4) “Passenger motor vehicle” includes all other vehicles except as defined in subdivision (a)(2) of this section and except Class One trucks;
(5) “Proper application” consists of a completed application form which meets all of the requirements relevant to securing a motor vehicle license, including the submission of proper fees within the required time; and
(6) “Tab or decal” is an attachable material of such form and substance as the Secretary of the Department of Finance and Administration may prescribe by rule.
(b) Other terms as used in this subchapter are used in accordance with the Motor Vehicle Code contained in this title.