Non-compliance with the medical evidence requirements of s 93D(6) of the Workers' Compensation and Rehabilitation Act 1981 (WA) is a jurisdictional defect that renders the Director's referral beyond power and the review officer's determination void. A jurisdictional objection may be raised for the first time on appeal and the court is obliged to take cognisance of it. Parties cannot confer jurisdiction by consent or acquiescence where it does not exist.
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