We need to rethink our perceptions of an artist or an artefact as having a single, unified or homogenous heritage

A legal battle over the Pop artist’s portraits of Prince is heating up

In court motions, he argues that his appropriation explores the virtual world of social media

The work, seized by the pro-Nazi Vichy government, had been lent to an exhibition at the Musée Marmottan

Franck Davidovici first accused the artist of plagiarising his 1985 advertising campaign almost four years ago

Civilians will be allowed to enter your house, break open containers and use “reasonable force”

The Italian state has a permanent right to confiscate illegally exported work

Munich-based dealer claimed paintings he sent for cleaning had been ruined

Rebuffing heirs, an appeals panel in New York says the court lacks jurisdiction

A further 6,000 items belonging to Ali Aboutaam of Phoenix Ancient Art are still held by authorities in Geneva

Marei von Saher asks an appeals court in California to reconsider her case against the Norton Simon Museum

Maryam Goudarzi claims that the artist should return six 1972 sculptures worth $6m to her, but Tanavoli says they were swapped legally for five newer works

The events that led up to the ruling in favour of the Norton Simon Museum after it was sued by the heir of Dutch dealer Jacques Goudstikker over ownership of the paintings

Decision should put decade-long legal battle between museum and heirs of art dealer Jacques Goudstikker "to rest"

The museum stands by its ownership of The Actor, which it says was never in the hands of Nazis

Defendants in the much-publicised lawsuit allege the Morgan Art Foundation “duped” the US artist into giving up certain rights to his art

Judge finds in favour of Arts Council England, but collector Kathleen Simonis argues Italian laws are incompatible with EU free movement of goods

Karan Vafadari and Afarin Neyssari paid a bail of around $10m according to sources but still await appeal request

The artist wanted his home to become a museum but his 2016 will is being challenged

Artists and lecturers are crowdfunding for legal fees in bid to win employee status

Lawyers for the Prussian Cultural Foundation argued that it was not “genocide” when the objects were sold in 1935

Monterey’s Dalí17, which displays the 500-work private collection of the Ukrainian-born real estate developer Dimitry Piterman, features the Surrealist’s face—complete with upturned moustache—on its logo

The decision limits the rule to a narrow one-year window of secondary market sales—but what does it mean for the future of droit de suite in the US?

Franco-American scion of art dealing dynasty was accused of hiding art and other property worth hundreds of millions of euros from French authorities

A spokesman for Traffic, the leading researchers of trade in endangered species, says it is the Asian market that drives the poaching, not the Western market

After offering to return a work looted by the Nazis in exchange for his family’s former real estate, Khochinsky was placed under house arrest in New York and faced a 10-year prison sentence in Poland

Steven Tananbaum sued the artist and gallery in April for failing to deliver works he bought in 2014

An image of his Chicago sculpture Cloud Gate was used in a video by the gun lobby that the artist says “seeks to whip up fear and hate”

“I cannot imagine where a terracotta life-size horse head could come from in antiquity,” a specialist says

An Italian judge has found that the work was discovered in Italian water, despite decades of rulings to the contrary