Law
London art dealer Joseph Nahmad banged partner’s head against wall during drunken row at Knightsbridge flat
Nahmad could face jail time after admitting two counts of assault against Georgia Barry
Family claims quarter share of disputed Isleworth Mona Lisa
The painting, long the subject of an attribution dispute, is now at the centre of a legal conflict over ownership
Street artist sues Ellen DeGeneres and Walmart for copyright infringement
Julian Rivera says his heart-shaped “love” design was copied on a popular line of clothing without his permission
Why this Cézanne painting could hold the key to solving thorny heritage disputes
Pioneering agreement to share contested work from Gurlitt trove provides a roadmap for similar legal cases
Collector says he was duped into selling Brancusi sculpture
He seeks $200m in damages from lawyer who he says "hoodwinked" him
Mystery of London dealer’s inflated invoices for world’s biggest collector, the head of Qatar's National Council for Culture, Arts and Heritage
The Art Newspaper has obtained invoices sent by Oliver Hoare to Sheikh Saud Al-Thani of Qatar, who remains under arrest in Doha as authorities investigate alleged misuse of public funds
The last lawsuit in the Knoedler fakes scandal is close to being settled
The Hilti Trust and the defunct gallery’s owners are in the process of reaching an agreement—but they could still end up in court
Whereabouts unknown: see the antiquities US authorities are still trying to track down
US authorities file criminal charges against antiquities dealer Subhash Kapoor and seven others
The government’s complaint outlines a massive alleged smuggling ring involving other dealers, art restorers and associates who helped create false provenances for looted objects
Robert Indiana latest: New York judge dismisses majority of counterclaims made by artist’s estate against Morgan Art Foundation
Allegations that the foundation underpaid Indiana and fabricated unauthorised reproductions of his work were rejected this week
Warhol's Prince series ruled fair use by a New York judge in contested copyright case
The ruling settles a heated two-year legal battle between the artist's foundation and photographer Lynn Goldsmith, who shot the original image in 1981
A new catalogue raisonné organisation aims to foil fakes in the art market
The membership-based International Catalogue Raisonné Association will offer discounted legal advice and institute an annual conference
Sotheby's denied dismissal of Rybolovlev's $380m lawsuit by New York judge
Papers filed in a Manhattan court this week order a pre-trial conference and the release of confidential documents
Berlin museums appeal to US Supreme Court in dispute over €200m Guelph Treasure
The case 'shouldn't be heard in a US court', argues the Prussian Cultural Heritage Foundation
Artist's copyright infringement suit heads to US Supreme Court
North Carolina used film director’s images without obtaining his permission or compensating him
Bad guy? Billie Eilish video by Dave Meyers mirrors the work of artists Maurizio Cattelan and Pierpaolo Ferrari
The director seems to once again have borrowed from the work of visual artists, which has previously led to lawsuits against Kendrick Lamar and Ariana Grande
State Russian Museum refurbishment cancelled amid protests
The renovation threatened the museum's architecture and collection, plaintiffs argued
Court case over three Derain paintings will test France's promise to speed up Nazi-era claims
Grandchildren of art dealer René Gimpel accuse French culture ministry of blocking restitution of works hanging in state museums
Could a parking garage hold up Lacma’s new Zumthor building?
A local group has sued Los Angeles County over the plan’s environmental impact report
‘Portuguese Saatchi’ in hot water over alleged €1bn debt
Three Portuguese banks have filed a lawsuit to recover funds from Joe Berardo, whose vast collection on show in Lisbon is one of the most visited in Portugal
More grief for Aristophil investors as French government seizes hundreds of documents
Around 18,000 people invested in the now bankrupted company's manuscripts collection, but state says many items of historical importance should never have been sold
US Supreme Court declines to hear appeal on Nazi-looted art
Norton Simon Museum can keep two Cranach masterpieces
Robert Indiana’s estate tries to prevent further reproductions of artist’s LOVE and HOPE works
Fresh claims made in court say licensing agreements with the Morgan Art Foundation and publisher Michael McKenzie ended when Indiana died a year ago
Knoedler owner Michael Hammer may be liable for fraud over fakes, New York judge finds
The ruling was based on the loose business dealings of Hammer, the gallery and its parent company—like reimbursing him $2m for luxury cars
Pussy Riot member Veronika Nikulshina detained in Moscow on suspected drug charges
It is the second time in a month that the feminist activist has been arrested by police
Wildenstein & Co sued for the 1985 sale of an alleged fake Bonnard painting
The collectors are seeking more than $300,000 in damages after the painting failed to be authenticated before heading to auction last year
Virginia judge rules that two Confederate statues in Charlottesville are war memorials
City Council members seeking to remove them argued that they were actually monuments to white supremacy
Thyssen-Bornemisza Collection can keep a painting that the Nazis stole, US judge rules
The judge says the work should have raised suspicions, but that he must apply Spanish law
Artvest sells its stake in Tefaf New York just days before fair opens
Sale marks the end of legal battle over ownership between the US art investment firm and the non-profit Dutch fair group
EU copyright crackdown is intended to protect artists, but might it damage their market instead?
New laws to stop copyrighted material from being uploaded to social media without permission could pose problems for those using sites like Instagram to sell art