Executive Order 13618

Citation
White House, Executive Order 13618: Assignment of National Security and Emergency Preparedness Communications Functions (July 6, 2012).

Overview
Generally, this Executive Order states that the federal government must have the ability to communicate at all times and under all circumstances. Specifically, the order outlines the federal government's need and responsibility to communicate during national security and emergency situations crises and provides direction for such communications.

Source

 * National Security and Emergency Preparedness Communications: A Summary of Executive Order 13618, Summary.