Federation Insurance Ltd v Wasson

Federation Insurance Ltd appealed to the High Court of Australia from a decision of the Full Court of the Supreme Court of South Australia. The dispute concerned the interpretation of a motor vehicle insurance policy and whether it covered damage sustained by the insured vehicle, a caravan, while it was being towed. The insured, Mr. Wasson, had claimed under his policy for damage to the caravan that occurred when it detached from the towing vehicle and overturned. Federation Insurance Ltd denied liability, arguing that the caravan was not a "motor vehicle" within the meaning of the policy and that the damage was not caused by a "collision" as defined.

The High Court was required to determine two principal legal issues. Firstly, whether the caravan, when being towed, constituted a "motor vehicle" for the purposes of the insurance policy. Secondly, whether the damage sustained by the caravan, which resulted from its detachment and overturning while being towed, constituted a "collision" within the meaning of the policy.

The Court, by majority, held that the caravan, while being towed, did not fall within the definition of "motor vehicle" as contained in the policy. The policy defined "motor vehicle" as a vehicle designed to be propelled by means of a self-contained motor. The Court reasoned that the caravan, being a trailer, was not self-propelled and its propulsion was dependent on the towing vehicle. Furthermore, the Court found that the damage did not arise from a "collision" in the ordinary sense of the word, which typically involves the impact of two or more moving objects or a moving object with a stationary object. The overturning of the caravan, while unfortunate, was not considered a collision in the context of the policy's wording.

Consequently, the appeal was allowed, and the judgment of the Full Court of the Supreme Court of South Australia was set aside.