73 Pa. Stat. § 2122
The following words and phrases when used in this act shall have the meanings given to them in this section unless the context clearly indicates otherwise:
"Art dealer." A person engaged in the business of selling crafts and works of fine art, other than a person exclusively engaged in the business of selling goods at public auction.
"Artist." An individual who is the creator of a craft or work of fine art.
"Bona fide purchaser." A person who makes a purchase in good faith without notice of any outstanding rights of others with respect to the object of the purchase.
"Commission." A fee, compensation or percentage of the actual selling price of a craft or work of fine art which has been agreed upon by the artist and an art dealer and to which the art dealer is entitled after completion of the sale of the craft or work of fine art to a third party.
"Consignee." A person who accepts a craft or work of fine art delivered to the person on consignment.
"Consignor." A person who delivers, or causes the delivery of, a craft or work of fine art to an art dealer on consignment.
"Craft." An artistic rendition, created using any medium, including, but not limited to, a collage and other works consisting of any combination of painting, drawing, sculpture, photography and manual creation in clay, textile, fiber, wood, metal, plastic, glass, stone, leather or similar materials.
"Fine art." An original work of visual or graphic art of recognized quality, created using any medium, including, but not limited to, a painting, drawing or sculpture.
"On consignment." Delivered into the possession and control of a person in whom title to the delivered object does not vest but who, by agreement with the consignor, is authorized to convey the consignor's right, title and interest in the object to a third person.
73 P.S. § 2122