Complaints by the public and other employees should be reported to the Internal Affairs department for investigation. Federal investigations into police departments suggest that when a law enforcement agency has problems, failures in the internal affairs process usually play a role. Administrative internal affairs investigations focus on whether an officer has engaged in noncriminal work-related misconduct. I know Internal Affairs investigates crooked/dirty cops but who investigates IA if they have crooked people working? Because they are investigating fellow officers, the department is separated from the force-at-large and report to an investigative board or the agency's chief. Law enforcement officers must be held to the highest In law enforcement, internal affairs is the department that investigates allegations of wrongdoing by police currently serving on the force. The results of these inquiries are usually not made available to the public, but police departments take them very seriously. Internal affairs investigations are law enforcement agency investigations into possible misconduct and/or criminal activity by their officers. Maintaining trust … Administrative versus criminal investigations . Internal investigations Each department has an internal affairs unit tasked with investigating complaints of officer misconduct asserted by community members or cops themselves. Internal Affairs is a division within the police department responsible for investigating misconduct by police officers and other law enforcement staff.