(a) The provisions of this subchapter shall apply only to:
(1) Passenger vehicles, including automobiles; and
(2) Light trucks, including vans, with a three-fourths (¾) ton or less manufacturer's rated capacity if the vehicle is specially adapted for use by persons with disabilities through the use of a lift, ramp, hand controls, etc.
(b) The provisions of this section may be waived if the applicant can document that a larger vehicle or special purpose vehicle would otherwise be eligible to display the special license plate or special certificate.