"Art market participants" who sell works of art worth €10,000 (£8,600) or more must register with the HMRC by 10 June

The Shepherdess Bringing in Sheep will return this summer to the University of Oklahoma, which will seek a French partner for future exchanges

Ruling slams British street artist for “sham efforts” in trying to mislead the European Union Intellectual Property Office

The goal of the design is to encourage interpersonal connections and promote mental health

As the multi-billionaire couple announce they are ending their marriage, we look at some of the art world's bitterest splits

Residents next to the London museum continue legal battle after losing case to close viewing platform that allows visitors to see inside their flats

Dispute with Artemus centred on a multimillion-dollar leaseback arrangement involving Keith Haring and Frank Stella works

The gallery association CPGA is going to court, claiming its members are “victims of a distortion of competition” as auction houses are allowed to stay open

An expert in anti-money laundering laws shares her thoughts on the booming digital art marketplace

From dealing with cyberattacks on newly implemented digital offerings, to figuring out how to renegotiate a postponed loan, the coronavirus has raised a whole new crop of issues for museums

Pat Lipsky had sued Spanierman Gallery under the 1980 Artist Authorship Rights Act for digitally manipulating a photograph of her Color Field painting Bright Music II

Experts oppose culture ministry's proposal to separate Greece's major museums from the state archaeological service

The US government has the 'regulatory vacuum' in its sights—here is a guide to who will be affected and how

International Council of Museums committees in Ukraine and Poland appeal for help to secure Olena Pekh's release

Law change follows refusal by some foundations to restitute property lost due to Nazi persecution

In a unanimous opinion, it found the country cannot be sued for taking property from its own citizens, making it harder for the heirs of some Holocaust victims to recover art through the US justice system

Federal authorities have ordered Andrew Wrigley to turn over his passport and avoid travel to Washington, DC after posting selfies from the insurrection

As well as working on high profile restitution cases, the former Herrick Feinstein partner has a PhD in art history

Guy Wildenstein and his nephew were accused of hiding assets worth hundreds of millions but were acquitted in 2017 and 2018—now they are wanted back in court for a third trial

Shchukin Gallery and its lawyers file new lawsuit against Russian financier Rustam Iseev, his lawyer and a New York Supreme Court judge in bid to uncover location of paintings

Punishment for the new rules now falls on the art market's top dogs, says Sotheby’s founding global compliance director Rena Neville

The case centres on whether Germany’s taking of a trove of medieval church reliquaries from its own Jewish citizens was a violation of international law—potentially opening the door for other reparations

As talks with the EU resume to reach a last-ditch trade deal, the lawyer Louise Williamson looks at what UK import rules might look like after 1 January

The work, returned to the French heiress Léone-Noëlle Meyer in 2016, was meant to go back on display at Oklahoma’s Fred Jones Jr. Museum next year

In latest hearing of ongoing legal saga, Fairlight Art Ventures, co-vendor of painting sold in 2011 for $10.75m, is refusing to pay auction house more than $5.3m

Auction house "vigorously refutes the unfounded allegations" made by the attorney general, who claims the auction house knowingly aided the offshore company Porsal Equities

Senate approves bill to return 27 colonial-era artefacts from museum collections to Africa within one year

In Supreme Court filings, the country claims the sale of a valuable collection at a deep discount during the Nazi-era did not violate international law

From freedom of speech trials to Holocaust restitution cases , the country’s highest court regularly weighs in on issues that affect the art world

The deal with the Department of Justice, which also includes guilty pleas and a $8bn fine against Purdue Pharma, does not prevent future claims against family members or company executives