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The Supreme Court of Canada rules on Federal Jurisdiction and Airport Security: The OPSIS Case
The Supreme Court of Canada’s decision in Opsis Airport Services Inc. v. Quebec (Attorney General) confirms that airport security falls within federal jurisdiction under the aeronautics power. By holding Quebec’s Private Security Act inapplicable, the Court reinforced the doctrine of interjurisdictional immunity and clarified the limits of provincial authority over federally regulated operations like aviation and maritime security.