Law
London dealers embroiled in Ezra Chowaiki fraud scheme over $1.2m Chagall painting
Fresh complaint seeks the return of the work allegedly sold by the disgraced Manhattan dealer under false pretences
National Gallery's art educators owed same rights as permanent staff, London tribunal rules
NG27 group's case is described as first in public sector to address concerns over “gig economy” but museum says there will be implications
Mary Boone's Manhattan galleries will close in April following her jail-time sentencing for tax fraud
Facing 30 months in prison beginning in May, the dealer calls herself the "Martha Stewart of the art world"
French court fines Art Basel backer UBS €3.7bn for tax evasion and money laundering
The conviction follows a seven-year investigation into the Swiss banking giant by French authorities
'Saddened, humbled and heartbroken': Mary Boone sentenced to 30 months in jail for tax fraud
New York art dealer falsely claimed around $1.6m in personal expenses as tax-deductible business expenses in 2011
London art dealer Richard Green sued by US tycoon over €5m Old Master purchases
Gary Klesch claims undisclosed provenance led him to pay higher price for two paintings by Jan Brueghel the Elder and Salomon van Ruysdael
Glass flats 'come at the price of privacy', judge rules in case in favour of Tate Modern against residents
Demands that the gallery close off part of its viewing-platform to prevent an invasion of privacy are dismissed in high court
Las Vegas-based artist claims that Ariana Grande plagiarised his work
Vladimir Kush is suing the 7 Rings singer for copyright infringement
Russian performance artist Pyotr Pavlensky gets three-year prison sentence, but walks free for time served
Verdict was handed down in dramatic Paris hearing, which Pavlensky dedicated to the Marquis de Sade
Art dealer Mary Boone claims early-life trauma prompted her criminal tax evasion
A psychological evaluation submitted by her lawyers to a Manhattan federal court ask for leniency in judge’s ruling
Shagalov sues Paul Kasmin Gallery over Stella ownership
The art dealer has been involved in a number of lawsuits, which allege he defaulted on purchases of art
Why American artists should benefit from the resale of their works
The new Congress could reintroduce a key bill to establish droit de suite in the US
New York court dismisses case against Knight Landesman and Artforum magazine
Former publisher had been accused of sexual harassment by a former employee and several other women
Settlement of lawsuit paves way for Derek Jarman painting show
The case began when Jarman’s long-term companion Keith Collins lodged a civil action against the art dealer Richard Salmon
US anti-money-laundering bill could reappear early next year
Critics say the proposed law, which stalled following the US mid-term elections, would place an unnecessary burden on dealers
Staff at State Russian Museum take legal action to halt renovation
Senior employees claim the $17m project threatens the Mikhailovsky Palace building and its collections
Rule of law: Legal tips for art lovers
From new exhibitor regulations at Art Basel in Miami Beach to questions over insurance and taxes
Widower takes aim at chairman of Pollock-Krasner Foundation
Husband of deceased leader argues in court filings that chairman strong-armed his way into the post
Pussy Riot to receive €37,000 compensation from Russia for human rights violations
European Court of Human Rights ordered payment over treatment of the group in pre-trial detention and treatment in court
Tania Bruguera and fellow artists released from Cuban jail
Cuba's culture ministry waters down Decree 349, a new controversial censorship law
Kapoor reaches out-of-court settlement with the NRA to remove sculpture from 'abhorrent' video
The British artist also invites the US gun lobby to donate $1m to victims of gun violence in the US
The tax man cometh: new laws on sales tax pose problems for US art dealers
US Supreme Court decision is causing anxiety among dealers
Italian court says Getty Museum must surrender prized bronze Statue of a Victorious Youth
The Los Angeles institution counters that it will keep on fighting to maintain the linchpin of its collection
Jardin Majorelle in Marrakech can keep its name, Paris court rules
Decision allows Fondation Pierre Bergé-Yves Saint Laurent to continue using trademark of French painter Jacques Majorelle
'Fired' employees take London's National Gallery to court
Dispute with 'NG27' group—who argue they were unfairly dismissed—could set a precedent for protecting rights of casual workers
Jeff Koons loses French lawsuit over ‘slavish copy’ of Naf Naf advert
US artist ordered to pay damages and costs, but Fair d’Hiver sculpture escapes seizure
US court orders collector to repay Sotheby’s $1.2m for Parmigianino fake
The judgement comes after two experts found the painting was made with modern synthetic pigments
Cultural 'matrimony' could resolve heritage disputes
We need to rethink our perceptions of an artist or an artefact as having a single, unified or homogenous heritage
Fair use or foul? An appropriation case involving Warhol raises an artistic debate in New York court
A legal battle over the Pop artist’s portraits of Prince is heating up
Richard Prince defends reuse of others’ photographs
In court motions, he argues that his appropriation explores the virtual world of social media