(a) Manufacturers and dealers engaged in the manufacture or sale of motor vehicles, tractors, or trailers shall register with the commissioner and shall apply for a distinguishing dealer's number. The application shall specify the name and make of motor vehicle, tractor, or trailer manufactured or sold by the applicant and shall be made upon forms prepared by the commissioner. The applicant shall pay at the time of making application a fee of $62.00. For the fee, the commissioner shall furnish the applicant one number plate to expire December 31 of odd-numbered years, to be known as a dealer's number and to be distinguished from the number plates provided in this Code section by a different and distinguishing color to be determined by the commissioner. The dealer's number plate shall have the word "Dealer" on its face and shall be used for the purpose of demonstrating or transporting a manufacturer's or dealer's vehicles or trailers for sale. No dealer or manufacturer may use or permit to be used a dealer's number for private use or on cars for hire or for lease or in any other manner not provided in this Code section.

(b) In the event a dealer or manufacturer desires more than one number plate, he shall so state on the application and, in addition to the fee of $62.00, shall pay a fee of $12.00 for each additional number plate furnished.

(c) Each person engaged in the business of transporting motor vehicles for others under the motor vehicle's own power shall be entitled to obtain license plates under this Code section, but the plates shall be used only on vehicles being transported.

(d) Each person engaged in the business of transporting mobile homes and house trailers for others shall be entitled to obtain license plates under this Code section.

(e) This Code section shall not apply in any manner to farm tractors.