Reporting Efficiently to Proper Officials in Response to Terrorism Act of 2025 or the REPORT ActThis bill requires the Department of Homeland Security, the Department of Justice, the Federal Bureau of Investigation, and (as appropriate) the National Counterterrorism Center to submit a report to specified congressional committees whenever an act of domestic or international terrorism occurs in the United States.Specifically, within one year after completion of the government investigation of the act of terrorism, these entities must submit a publicly accessible report including the facts of the event and recommendations for improving homeland or national security to prevent similar future acts. Information that could jeopardize an ongoing investigation or prosecution may be withheld. The requirement sunsets five years after the bill’s enactment.