Initiating Imperative Reporting on Anomalous Health Incidents Act or the IIR on AHI Act This bill requires the Department of Defense (DOD) to provide a report and briefing for Congress on anomalous health incidents affecting members of the Armed Forces and civilian DOD employees. In its report and briefing, DOD must address any ongoing efforts to protect members and employees from the effects of anomalous health incidents and the extent and nature of engagement by DOD with other federal departments and agencies regarding anomalous health incidents affecting their employees.