Bought for a Japanese museum in 1987, the masterpiece has just been claimed by the heirs of a Jewish Berlin banker

The heirs of a Jewish collector who fled Germany in the 1930s claim that well-documented provenance issues with the painting “La cueillette des olives” have been overlooked by the museum and the Greek foundation that now owns it

The banker's heirs claim that the current owner, which bought "Sunflowers" for a then-record $39.9m at Christie's in 1987, ignored the painting's provenance issues

Many A-list celebrities have been accused of neglecting to disclose compensation for endorsing Bored Ape Yacht Club NFTs

A court has ruled that Simon Dickinson, who advised a British aristocrat to sell an 18th-century French masterpiece for a fraction of what it later sold for, did not deliberately undervalue the painting

Restitution Study Group have lost their first legal battle but insist the case is still pending

A lawsuit claims that the billionaire sexually assaulted a woman in Jeffrey Epstein's New York mansion

While the judge decided the defendant sold the works in good faith, he ruled that all seven objects purchased by the sheikh are fakes

A spate of recent high-profile cases demonstrate ongoing challenges for the sector

Monica Bonvicini's departure from the gallery's roster is one of many in recent months

The French dealer, who is under investigation for selling a series of allegedly forged paintings, has had a warrant out for his arrest since 2019

Surface Area, an art and retail showroom in Miami’s Design District, says the embattled artist owes $145,813 for a month-long rental

The charges, brought ten years ago by a rival gallerist, revolved around allegations that a curator at France’s national museum of Asian art had received favours in exchange for organising a Chu Teh-Chun exhibition

The heirs of Jewish dealers, who allegedly sold the medieval collection to the Prussian government under duress due to Nazi persecution, may appeal the ruling

Letitia James's office is seeking information on more than 50 collectors related to a 2020 lawsuit against the auction house

Rachel Williams, a friend of Anna Sorokin’s who ultimately assisted authorities in having her arrested, claims ‘Inventing Anna’ is a “hatchet job”

Works by Miro, Hockney and Glenna Goodacre are among those being sold to pay off creditors as couple face allegations of embezzlement

Representatives of the artist’s estate are suing Darger’s longtime landlords, who brought his work to light after his death, for copyright infringement

The fate of the work, valued at around $175,000, can now be determined independently from the high-profile divorce of a former Connecticut state senator and a Wall Street banker

The property owner has been cleared of whitewashing LGBTQ art works at the Stud Bar

Joe Morford claims that the viral Comedian piece infringes copyright on his own duct tape work Banana & Orange

Allen Beaulieu, who worked as Prince’s photographer during the musician’s formative years, wanted to produce a book of his best work from the era, but claims his collaborators had other plans

Daniel Druet, who created hyperrealist likenesses of Pope John Paul II, Hitler and others for Cattelan, was seeking €6m in compensation and to be declared the works’ “sole author”

The artist defended his series as “a protest against and parody of” the prized monkey illustrations

The artist has been the subject of legal complaints for years regarding both his business and personal care

The lawsuit was brought by a women’s group that supported former president Trump and had sought to create its own mural near the Manhattan skyscraper

Philbrick pleaded guilty to an $86m fraud in November in one of the art world's highest-profile criminal lawsuits in decades

Collector has won a court injunction to stop the sale of an NFT that was used as collateral against a loan

The 80,000 sq. ft ‘Bicentennial Freedom Mural’ was marked for removal due to levels of lead in the paint used to make it and its deteriorating condition

The Supreme Court's unanimous decision, written by Justice Elena Kagan, revolved around the question of which jurisdiction’s law to apply in cases where a foreign government is sued in US court