Section 13-942 - Dealers: Class 1C (trailer dealer) plates(a) Special registration plates issued to a trailer dealer under § 13-621 of this title for use only on trailers and semitrailers are Class 1C (trailer dealer) registration plates.(b) For Class 1C (trailer dealer) registration plates, the annual registration fee for each registration plate issued to the applicant shall be established by the Administration.(c) A Class 1C (trailer dealer) registration plate may be used only on trailers or semitrailers owned or used by the trailer dealer, and only as permitted by § 13-621 of this title.