The owner of any vehicle described in paragraph (2) of this subsection may apply to the Administration for the assignment to that vehicle of a special, personalized registration number. This section applies only as to: A Class A (passenger) vehicle; A Class D (motorcycle) vehicle; A Class E (truck) vehicle with a one ton or less manufacturer’s rated capacity; A Class G (nonfreight trailer) vehicle; A Class L (historic) vehicle; A Class M (multipurpose) vehicle; or A Class N (street rod) vehicle. In addition to the annual registration fee otherwise required by this title, the applicant shall pay an additional annual fee of $50, payable with the original and each renewal application for special registration under this section. A special registration number assigned under this section may consist of any combination of not more than 7 letters and numerals. In its discretion, the Administration may refuse any combination of letters and numerals. The proceeds collected annually from the additional fees charged under this section shall be distributed to the Transportation Trust Fund.