Ruhani v Director of Police (No 2)

This case concerned an appeal to the High Court of Australia from a decision of the Supreme Court of Nauru. The appellant, Mohammad Arif Ruhani, sought a writ of habeas corpus for his release from detention in Nauru. He had been brought to Nauru by Australian sea transport and granted a special purpose visa on humanitarian grounds. However, this visa was subject to conditions restricting his residence and movement within Nauru to designated sites. The appellant contended that these conditions exceeded the powers conferred upon the Principal Immigration Officer (PIO) by the Immigration Act 1999 (Nauru) and its associated Regulations.

The legal issues before the High Court included whether the conditions attached to the appellant's special purpose visa were beyond the statutory power of the PIO, and if so, whether these conditions could be severed from the visa. Further, the Court had to determine if the appellant's visa was invalid because he had not personally applied for its extension, as purportedly required by the Regulations. The Court also considered whether the appeal had become moot due to the appellant being granted an Australian visa and removed to Australia after the appeal was lodged. Finally, the Court examined the relevance of international law and the principle of strict construction of laws affecting liberty in interpreting the Nauruan legislation, particularly in the context of an intergovernmental agreement between Nauru and Australia.

The High Court, in a majority decision, dismissed the appeal. The Court found that the appellant had not demonstrated error in the decision of the Supreme Court of Nauru to discharge the order nisi for a writ of habeas corpus. While acknowledging the potential for issues of mootness, the majority concluded that the appeal should be dismissed. The Court's reasoning, though not fully elaborated in the provided text, ultimately upheld the Supreme Court's decision, leading to the dismissal of the appellant's application for relief.