The sentencing hearing for a man convicted in a sweeping art fraud scheme involving forged works attributed to the late Anishinaabe painter Norval Morrisseau was abruptly disrupted this week by allegations that members of the artist’s estate may have been complicit in the forgery operation, according to CTV News.Jeff Cowan, who was found guilty in November on four counts of fraud related to the sale of fake Morrisseau paintings, appeared in court in Barrie, Ontario, for what was expected to be the continuation of his sentencing hearing. Instead, the proceedings became contentious after a lawyer representing the Morrisseau estate unexpectedly intervened.Jason Gratl, a British Columbia–based attorney, told the court he represents the estate as well as Gabe Vadas and Cory Dingle, individuals who have long represented Morrisseau’s interests. According to CTV News, Gratl warned Cowan’s lawyer, Nathan Gorham, that civil action could follow if statements made during the sentencing hearing defamed his clients.Gorham characterized the communication as “harassing” and “abusive,” and said the dispute stemmed from arguments the defense may raise about whether individuals connected to Morrisseau’s estate were aware of or involved in the circulation of forged works.The defense submitted an affidavit from Morrisseau expert John Zemanovich alleging that Vadas and Dingle knew about the existence of fake Morrisseau works and that members of the estate may have helped create or sell forgeries while authenticating them as genuine. Those claims have not been proven in court.Justice Laura Bird gave Gratl seven days to respond to the allegations. Cowan’s sentencing hearing is scheduled to resume in April, when the defendant is expected to testify.The courtroom clash is the latest development in a long-running scandal involving the late artist’s market. Earlier this year, a sexual-assault lawsuit filed against Morrisseau’s estate was dismissed by the Supreme Court of British Columbia. The case had been brought by Mark Anthony Jacobson, who alleged that the artist had touched him without consent during a visit in 2006, roughly a year before Morrisseau’s death. Jacobson sought $5 million in damages, but the court dismissed the lawsuit “for all purposes” and ordered that no costs be awarded to either side. Cowan’s conviction marked the final criminal verdict in what Canadian authorities have described as the largest art fraud investigation in the country’s history. Prosecutors said he helped source hundreds of forged works and fabricate false provenance documents tied to the late artist.The broader scheme involved multiple participants and spanned decades. Investigators say thousands of paintings falsely attributed to Morrisseau circulated on the market, some produced through an assembly-line “paint-by-numbers” method designed to mimic the artist’s distinctive Woodland School style. Police and art experts have estimated that the operation may have generated tens of millions of dollars in sales and flooded the market with fake works, in some cases far outnumbering authentic pieces. The Ojibwe artist, who died in 2007, is widely regarded as a foundational figure in contemporary Indigenous art in Canada and is sometimes referred to as the “Picasso of the North.” His paintings are held in major institutions including the National Gallery of Canada and the Detroit Institute of Arts. Although Cowan’s conviction appeared to bring the long-running criminal proceedings closer to a close, the latest courtroom clash suggests the legal fallout from the forgery scandal may not yet be finished.