Or. Rev. Stat. § 359.220
An art dealer may accept a work of fine art, on a fee, commission or other compensation basis, on consignment from a consignor only if, prior to or at the time of acceptance, the art dealer enters into a written contract with the consignor establishing:
[1981 c.410 §5; 1985 c.830 §4; 2011 c.230 §3]