, ▁are ▁not ▁greatly ▁affected ▁by ▁commercial - se ctor ▁constraints . ▁Though ▁visual ▁art ▁is ▁a ▁physical , ▁hand - made ▁good , ▁it ▁is ▁often ▁cult ur ally ▁root ed ▁and ▁created ▁for ▁a est h etic ▁appeal . ▁ ▁Therefore , ▁art ▁is ▁considered ▁intellectual ▁property . ▁ ▁The ▁ 4 - digit ▁Standard ▁International ▁Trade ▁Classification ▁( S IT C ) ▁class ifies ▁" Work s ▁of ▁Art , ▁Collect ors ▁Pie ces ▁and ▁Anti ques " ▁under ▁category ▁ 8 9 6 0 , ▁which ▁includes ▁paint ings , ▁draw ings , ▁past els , ▁original ▁sculpt ures , ▁original ▁prints , ▁st amps , ▁and ▁anti ques ▁over ▁ 1 0 0 ▁years ▁old . ▁This ▁is ▁the ▁only ▁S IT C ▁category ▁that ▁consists ▁of ▁unique , ▁non - re produ cible ▁art , ▁which ▁is ▁typically ▁thought ▁of ▁as ▁" f ine " ▁art . ▁The ▁ 4 - digit ▁harm on ized ▁comm od ity ▁description ▁and ▁coding ▁system , ▁otherwise ▁known ▁as ▁the ▁harm on ized ▁system ▁( HS ) ▁code ▁for ▁" f ine " ▁art ▁is ▁ 9 7 0 1 , ▁which ▁is ▁class ified ▁as ▁" Paint ings , ▁Draw ings ▁and ▁Past els , ▁Exec uted ▁Ent ire ly ▁By ▁Hand ". ▁ ▁History ▁of ▁international ▁art ▁trade ▁ ▁The ▁earliest ▁known ▁reg ulation ▁of ▁cultural ▁property ▁dates ▁to ▁ 1 4 6 4 , ▁when ▁Pope ▁P ius ▁II ▁prohib ited ▁the ▁export ation ▁of ▁works ▁of