It is the second time in a month that the feminist activist has been arrested by police

The collectors are seeking more than $300,000 in damages after the painting failed to be authenticated before heading to auction last year

City Council members seeking to remove them argued that they were actually monuments to white supremacy

The judge says the work should have raised suspicions, but that he must apply Spanish law

Sale marks the end of legal battle over ownership between the US art investment firm and the non-profit Dutch fair group

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

A new statute means inmates cannot access art, literature and even medical journals that contain nudity

US dealer Gary Snell and Paris-based Robert Crouzet found guilty in French court of making and selling copies of works by the French sculptor

Sotheby's James Martin stands by his assertion that the painting is a fake following hours of interrogation challenging the independence of his scientific analysis

Regulation is designed to protect against smuggling and cut off a source of terrorist financing

Zentrum für politische Schönheit sees artistic freedom under attack

Settlement came day before trial was due to start, but its suit against financier will continue

Legal experts discussed the pressing topics for institutions at a recent conference in Washington, DC

A shortage of ECMT permits poses “huge concerns” for British art handlers in Europe

But it remains an open question whether the trade will accept the new court’s decisions

Grandchildren of muse depicted in 1908 painting exhaust their US appeals

Fresh complaint seeks the return of the work allegedly sold by the disgraced Manhattan dealer under false pretences

NG27 group's case is described as first in public sector to address concerns over “gig economy” but museum says there will be implications

Facing 30 months in prison beginning in May, the dealer calls herself the "Martha Stewart of the art world"

The conviction follows a seven-year investigation into the Swiss banking giant by French authorities

New York art dealer falsely claimed around $1.6m in personal expenses as tax-deductible business expenses in 2011

Gary Klesch claims undisclosed provenance led him to pay higher price for two paintings by Jan Brueghel the Elder and Salomon van Ruysdael

Demands that the gallery close off part of its viewing-platform to prevent an invasion of privacy are dismissed in high court

Vladimir Kush is suing the 7 Rings singer for copyright infringement

Verdict was handed down in dramatic Paris hearing, which Pavlensky dedicated to the Marquis de Sade

A psychological evaluation submitted by her lawyers to a Manhattan federal court ask for leniency in judge’s ruling

The art dealer has been involved in a number of lawsuits, which allege he defaulted on purchases of art

The new Congress could reintroduce a key bill to establish droit de suite in the US

Former publisher had been accused of sexual harassment by a former employee and several other women

The case began when Jarman’s long-term companion Keith Collins lodged a civil action against the art dealer Richard Salmon