Maryland Criminal Law Section 3-907
§ 3-907.
  (a)   (1)   In this section the following words have the meanings indicated.
    (2)   "Protected individual" means an individual who buys, rents, or borrows a video tape, video disk, or film from a video tape distributor.
    (3)   "Publish" means to distribute to a person other than the protected individual or an agent of the protected individual.
    (4)   "Video tape distributor" means a retail establishment operating for profit that sells, rents, or loans video tapes, video disks, or films.
  (b)   Except as provided in subsection (d) of this section, a video tape distributor, or an agent or employee of a video tape distributor, may not publish the following information relating to sales, rentals, or loans of video tapes, video disks, or films to a protected individual:
    (1)   any numerical designation used by the video tape distributor to identify the protected individual; or
    (2)   any listing of video tapes, video disks, or films bought, rented, or borrowed by the protected individual from the video tape distributor.
  (c)   A person who violates this section is guilty of a misdemeanor and on conviction is subject to imprisonment not exceeding 6 months for all violations or a fine not exceeding $500 for each violation or both.
  (d)   This section does not prohibit the distribution of information protected under subsection (b) of this section to:
    (1)   a person designated by the video tape distributor and authorized by the protected individual before distribution to receive the information;
    (2)   any appropriately authorized law enforcement personnel; or
    (3)   a collection agency used or person designated by the video tape distributor to collect unreturned rental video tapes, video disks, or films, or an amount equal to their value.