McGuire v Union Steamship Company of New Zealand

The case of *McGuire v. Union Steamship Company of New Zealand* concerned a claim for workers' compensation under the *Workmen's Compensation Act 1916* (NSW). The claimant, Alexander McGuire, a winchman, alleged he suffered personal injury by accident arising out of and in the course of his employment. The employer, Union Steamship Company of New Zealand, disputed its liability. The matter proceeded to arbitration before a District Court Judge, who made an award in favour of the employer. McGuire appealed to the Supreme Court of New South Wales, which, by a majority, dismissed his appeal. McGuire then appealed to the High Court of Australia.

The legal issues before the High Court were whether the claimant had suffered "personal injury by accident" within the meaning of the Act, and if so, whether the injury arose out of and in the course of his employment. The arbitrator had found that the injury arose out of and in the course of employment but held, based on his interpretation of the law, that it was not an "injury by accident." The Supreme Court majority upheld this interpretation, while the dissenting judge considered abnormality of conditions immaterial to the question of accident.

The High Court, by a majority of four judges (Isaacs, Gavan Duffy, Rich, and Starke JJ.), held that the facts found by the arbitrator established that the injury was an "injury by accident" and that the claimant was entitled to compensation. These judges reasoned that the term "injury by accident" should be interpreted as "accidental injury," meaning an injury resulting from an unexpected occurrence or an unexpected outcome of an occurrence. They found that the arbitrator had erred in law by believing he was bound to hold the injury was not by accident, rather than determining the factual question of whether it was accidental. Chief Justice Knox, however, was of the view that it was open to the arbitrator to find either way on the facts and that the case should be remitted to him to make that factual determination. The decision of the Supreme Court of New South Wales was reversed.