- Emergency Security Control of Air Traffic
- Date issued
- Office of Primary Responsibility
- This Advisory Circular (AC) provides the general public with a common use document thatdescribes the Plan for Emergency Security Control of Air Traffic (ESCAT), and its purposefor use by civil aviation. When emergency conditions prompt implementation of ESCAT,flights will be required to comply with any airspace and/or flight restrictions that may beissued in support of National Defense or Homeland Security initiatives.