2014 New York Laws
ACA - Arts and Cultural Affairs
Title C - TRANSACTIONS INVOLVING ARTISTS AND THEIR WORKS
Article 14 - (14.01 - 14.08) WORKS OF FINE ART; SCULPTURE AND MULTIPLES GENERALLY
14.07 - Sculpture; unauthorized cast.

 14.07. Sculpture; unauthorized cast. 1. For purposes of this section
  an  "unauthorized sculpture cast" shall mean any sculpture created by an
  artist which  is  produced,  fabricated,  or  carved  either  before  or
  following the death of such artist without the written permission of the
  artist  or  the  estate,  heirs,  or  other  legal representative of the
  artist.
2. It shall be unlawful to produce, offer for sale, sell or consign an
  unauthorized sculpture cast, provided, however,  that  this  prohibition
  shall  not  apply where the phrase "THIS IS A REPRODUCTION" is imprinted
  and appears in a clear and legible fashion on each such sculpture in the
  same location  and  with  the  same  size  lettering  as  the  date  and
  identifying mark as required by section 14.05 of this article.