A decision under s 31 of the NSIA is a unique-outcome decision attracting the correctness standard of appellate review, not the [name withheld] v The King discretionary standard. In balancing the risk of prejudice to national security against the interests of the administration of justice under s 31(7), a court must give real weight to the risk of damage to public confidence in the administration of justice from closed criminal proceedings. Where the risk of prejudice to national security is low and speculative, it will not outweigh the open court principle, particularly in criminal prosecutions where public scrutiny of prosecutorial decisions is essential.
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