Maryland Transportation Section 13-411.1

      (a)      In this section, "registration plate cover" means any tinted, colored, painted, marked, clear, or illuminated object that is designed to:

            (1)      Cover any of the characters of a vehicle's registration plate; or

            (2)      Distort a recorded image of any of the characters of a vehicle's registration plate recorded by a traffic control signal monitoring system under § 21-202.1 of this title.

      (b)      A person may not sell or offer for sale a registration plate cover.

      (c)      A person may not advertise for the purpose of promoting the sale of registration plate covers.