Human Error or Irregularity? Supreme Court Hears Case on Byelection Won by One Vote

Human Error or Irregularity? Supreme Court Hears Case on Byelection Won by One Vote
Chief Justice Richard Wagner speaks at the Supreme Court of Canada in Ottawa on Oct. 6, 2025. The Canadian Press/Sean Kilpatrick
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The Supreme Court of Canada has begun hearing arguments on whether to overturn the results of last spring’s federal election in the Montreal-area riding of Terrebonne.

Julius Grey, the lawyer representing defeated Bloc Québécois candidate Nathalie Sinclair-Desgagné, told the nine justices today that they must ensure the right person is sitting in the House of Commons.