Lawsuits
Collector and Madoff associate Ezra Merkin finds himself in court
He is accused of defrauding his investors, which include charities
Prince and Gagosian fight back over copyright
Response to lawsuit by French photographer claims images not “strikingly original”
Marion True trial: Expert archaeologist Rizzo ends prosecution testimony
As the testimony of the expert witness comes to a close, we look at what the next hearing will entail
Further documents link key defendants in Marion True trial
Hearings drag on into fifth year
Getty letters analysed in Marion True trial
The letters aid claims that the Getty Museum were aware of the origin of the illegally excavated artefacts
Judge orders conclusion to case on the legitimacy of the ossuary which may have belonged to Jesus' half-brother
The forgery enquiry has lasted four years, so far
Sotheby’s sues technology entrepreneur for non-payment
Defendant says auction house did not disclose its ownership of painting
Authentication committee refused to give an opinion on my Basquiat, says collector
Complaint says work could lose $3m in value as a result
Prince of Liechtenstein withdraws loans from Germany in dispute over leaked bank details
The Neue Pinakothek in Munich has been forced to cancel a major exhibition scheduled to open next month
“The Fleischmann Collection was just a front” - updates on the Marion True trial
The latest hearing in the Marion True trial links Getty to convicted dealer, again
Christie’s hits back over disputed Basquiat
Auction house seeks dismissal of lawsuit
Artist Bjarne Melgaard is suing his former backer
Sculptor says collector made too many editions
Dodgy dealers, curators and collectors named in the Marion True trial in Rome
The latest in the trial of former Getty antiquities curator, Marion True, and the Paris-based dealer Robert Hech both charged with conspiring to receive illegally excavated antiquities
UCL damned over handling of looted Aramaic antiquities
A report which concluded that ancient bowls on loan from a Norwegian collector “must have been illegally excavated in Iraq” has not been made public
Disputed fifth-century fragment returns to auction after Iran's injunction blocking its sale thrown out
Reinforced legitimacy adds £500,000 to upper estimate
Gallery accused of duping collector through operating a “Ponzi” scheme
Salander-O’Reilly denies all charges
Warhol board faces threat of class action
Movie producer Joe Simon-Whelan sues, believing his work is genuine
City of Amsterdam may be sued by the US over lawsuit brought by Malevich heirs
The heirs of Kazimir Malevich are seeking the return of 14 paintings from the Stedelijk Museum, claiming they are not entitled to the paintings
Collector buying sight-unseen mistakes inches for feet and other art world gossip
Collector of Chinese contemporary gets more than he bargained for..
The Marion True trial: troubles in the courtroom
The hearings heated up when one of the defence lawyers threatened to abandon the trial if the prosecution continued its aggressive stance
The Marion True trial: investigation continues
The trial of former Getty antiquities curator continues with prosecutor Daniela Rizzo offering witness evidence
Accountant alleges major fraud at art school founded by Andy Warhol
Charges focus on former executive director of the New York Academy of Art
Photographer Peter Beard sues over forgeries at Sotheby’s
“Crude and brazen forgeries” of the artist's work are popping up in the market
Norwegian collector to sue British university for return of his antiquities
But scholars say they are likely to have been looted from Iraq
Marion True trial delayed by lawyers’ strike
This is in response to Italy's new liberalisation measures
The Marion True trial: continued struggle in the courtroom
Specific artefacts are called into question
Trial of Getty Museum director is a moment of truth for all in the antiquities field
Recent trials forecast shift in collecting policies
The Marion True Trial: information from the courtroom; Sergeant of Carabinieri cross-examined
More evidence is scrutinised
Washington's National Gallery wraps up Vuillard catalogue plagiarism suit with $37,500 payment to Annette Leduc and Brooks Beaulieu
However, a complaint lodged against Guy Cogeval, Antoine Salomon and Mathias Chivot was met with a counter-suit arguing that evidence had been fabricated