D.C. Code § 28-5106
(a) An art dealer who accepts a work of fine art, on a fee, commission, or other compensation basis, on consignment from the artist who created the work of fine art may use or display the work of fine art or a photograph of the work of fine art or permit the use or display of the work of fine art or a photograph of the work of fine art only if:
Mar. 12, 2011, D.C. Law 18-310, § 7, 57 DCR 12392
This section is referenced in § 28-5108.