EFFECTIVE IMMEDIATELY UNTIL FURTHER NOTICE.

     PURSUANT TO 14 CFR SECTION 99.7, SPECIAL SECURITY

     INSTRUCTIONS, THE FOLLOWING PROCEDURES ARE IN EFFECT:

     A.  ANY PERSON OPERATING AN AIRCRAFT WITHIN THE WASHINGTON, DC

     METROPOLITAN AREA AIR DEFENSE IDENTIFICATION ZONE (DC ADIZ),

     IMMEDIATELY UPON BECOMING AWARE OF AN INABILITY TO COMPLY WITH THE

     REQUIREMENT TO CONTINUOUSLY TRANSMIT THE ATC ASSIGNED TRANSPONDER

     CODE, SHALL EXIT THE DC ADIZ BY FLYING THE MOST DIRECT COURSE TO

     OUTSIDE THE LATERAL LIMITS OF THE DC ADIZ.

     B.  ANY PERSON OPERATING AN AIRCRAFT OUTSIDE THE DC ADIZ, IF AWARE

     OF AN INABILITY TO COMPLY WITH THE REQUIREMENT TO CONTINUOUSLY

     TRANSMIT THE ATC ASSIGNED TRANSPONDER CODE SHALL NOT ENTER THE DC

     ADIZ.

     C.  AEROMEDICAL, LAW ENFORCEMENT, AND MILITARY AIRCRAFT ENGAGED IN

     AN OPERATION THAT, IF TERMINATED WOULD JEOPARDIZE HUMAN LIFE,

     COMPROMISE NATIONAL SECURITY, OR RESULT IN A SIGNIFICANT COMPROMISE

     TO LAW ENFORCEMENT EFFORTS, ARE EXEMPT. UPON REQUEST, THE PILOT

     WILL BE REQUIRED TO PROVIDE JUSTIFICATION AT THE COMPLETION OF THE

     FLIGHT.