R v Kirby; Ex parte Boilermakers' Society of Australia, known as the Boilermakers' Case, was a 1956 decision of the High Court of Australia which considered the powers of the Commonwealth Court of Conciliation and Arbitration to punish the Boilermakers' Society of Australia, a union which had disobeyed the orders of that court in relation to an industrial dispute between boilermakers and their employer body, the .