R v M, I

The case of R v M, I involved an investigation into the conduct of police officers, specifically those in the Sturt Mantle team, who were suspected of engaging in dishonest activities. The accused sought various declarations and orders related to the legality and admissibility of evidence obtained during the investigation conducted by the Anti-Corruption Branch (ACB) and the Independent Commissioner Against Corruption (ICAC). The central issues before the court were the admissibility of evidence obtained during covert operations and the validity of approvals granted for these operations under the Criminal Investigation (Covert Operations) Act (CICO Act) and the Independent Commissioner Against Corruption Act (ICAC Act).

The court had to determine whether the investigation and the evidence obtained were lawful, particularly in light of the accused's arguments that the investigation was unlawful or that the evidence was improperly obtained. This involved examining the process by which approvals were obtained for covert operations and integrity tests, and whether these processes complied with the relevant legislation. The court also had to assess whether the evidence obtained was unfairly prejudicial or should be excluded on other grounds.

The court found that while there were some errors and inconsistencies in the investigation, these did not render the overall process unlawful. The lead investigator, Dalton, was deemed to be an honest and reliable witness, and the approvals for the covert operations and integrity tests were found to be valid. The court held that the evidence obtained, although not perfect, was admissible and should not be excluded. The reasoning emphasised the importance of operational decisions made in the context of covert investigations and the discretion afforded to investigators in such sensitive matters. The court concluded that the accused's arguments regarding the unlawfulness of the investigation and the invalidity of evidence were not substantiated, and thus, the evidence remained admissible.

The final orders confirmed the admissibility of the evidence obtained during the investigation and dismissed the accused's claims regarding the unlawfulness of the investigation and the invalidity of the approvals. The court’s decision underscored the importance of balancing the need for effective law enforcement with the protection of individual rights and legal procedures.