Hodge v Shire of Swan

Hodge (the applicant) sought judicial review of a decision by the Shire of Swan (the respondent) to refuse to grant a permit for the construction of a dwelling on land owned by the applicant. The applicant contended that the Shire's refusal was unreasonable and that the Shire had failed to consider relevant factors and had taken into account irrelevant factors. The matter came before the High Court of Australia.

The central legal issue before the High Court was whether the Shire's decision to refuse the permit was so unreasonable that it could be characterised as legally invalid. This involved an examination of the principles of administrative law concerning the reasonableness of discretionary decisions made by public authorities, particularly in the context of planning and development approvals. The court was required to determine the scope of judicial review for unreasonableness and the criteria by which such unreasonableness could be established.

The High Court, comprising Kirby and Hayne JJ, considered the established legal test for unreasonableness, often referred to as the "Wednesbury unreasonableness" test. Their Honours affirmed that for a decision to be deemed unreasonable, it must be so unreasonable that no reasonable authority could have arrived at it. The court analysed the specific reasons provided by the Shire for its refusal, weighing them against the evidence and submissions presented by the applicant. The court found that the Shire's decision, while perhaps debatable, did not reach the high threshold of unreasonableness required to invalidate it. The Shire had considered relevant planning considerations and had not demonstrably taken irrelevant factors into account in a manner that rendered its decision legally flawed.

The High Court dismissed the application for judicial review.