In October 2018, the FEMA National Advisory Council Integrated Public Alert and Warning System Subcommittee provided the National Advisory Council (NAC) with a report for an integrated public alert and warning system. The NAC considered and voted on 17 recommendations in a session held during its public meeting on 7 November 2018. This report contains the 14 recommendations that the NAC approved.
https://www.fema.gov/media-library-data/1550587427456-30d4179ee4fa8b97ecf4ab6bee76ace6/NAC_IPAWS_Subcommittee_Final_Report.pdf