The case confirms that a breach of the detention time limits under s 140 of the Criminal Investigation Act 2006 (WA) resulting from an honest mistake will not preclude admission of confessional evidence under s 155(2) where the offences are serious, the evidence is probative, and the admissions were made only shortly after the expiry of lawful detention. The question whether s 155(2) involves a House v The King discretion or admits of a unique outcome remains formally open, though Quinlan CJ expressed a preliminary view favouring the discretionary characterisation.
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