In workers' compensation psychiatric injury claims under s 7(4) of the Return to Work Act 2014 (SA), a finding that administrative action was unreasonable requires explicit intermediate findings addressing the foreseeability of harm, the consequences of proceeding less formally, and the proper balance of competing administrative options — it is insufficient to simply state the conclusion. An appellate court cannot cure inadequate reasons by inferring what the trial judge must have found. Where a trial judge decides a case on a basis not advanced by either party, this may constitute a denial of procedural fairness that can be raised as a new point of law on a second appeal.
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