Annex B - ESCAT Implementation Procedures

Activation

1. The NAV CANADA NOC will notify the ACCs that ESCAT has been implemented.

2. The ACCs will notify all appropriate Canadian civil and military ATS units within the boundaries of their domestic FIRs, as well as U.S. civil/military ATS units controlling airspace within the boundaries of Canadian FIRs, as depicted in the Designated Airspace Handbook (TP 1820), that ESCAT has been implemented.

3. Operating positions will take the following actions:

a. Broadcast the following message on all frequencies:

“ATTENTION ALL AIRCRAFT—AIR DEFENCE EMERGENCY—ALL AIRCRAFT WILL COMPLY WITH THE PROCEDURES FOR THE EMERGENCY SECURITY CONTROL OF AIR TRAFFIC. VFR TRAFFIC ON THIS FREQUENCY MUST LAND AT THE NEAREST SUITABLE AIRFIELD AND FILE AN IFR OR DVFR FLIGHT PLAN.”

b. Wait two (2) minutes, and broadcast the message again.

c. Wait two (2) minutes, and broadcast the message again.

4. Notify the agencies that have been identified in the fan-out procedures that ESCAT has been implemented using the following phraseology:

“ATTENTION—ESCAT IS NOW IN EFFECT.”

5. Note: The instructions and restrictions to air traffic will be provided by the ACCs. This information may include:

a. the affected areas;

b. routing restrictions on flights entering or operating within the appropriate portions of the affected areas;

c. restrictions for the volume of air traffic within the affected areas, using the EATPL priorities and SCA numbers;

d. altitude limitations on flight operations in selected areas; and/or

e. restrictions on aircraft from selected countries.

Termination

6. The NAV CANADA NOC will notify the ACCs that ESCAT has been terminated.

7. The ACCs will notify all facilities previously advised of the implementation that ESCAT is terminated.

8. Operating positions will take the following actions:

a. Broadcast the following message on all frequencies:

“ATTENTION ALL AIRCRAFT—EMERGENCY SECURITY CONTROL OF AIR TRAFFIC HAS BEEN TERMINATED. ROUTINE AIRSPACE PROCEDURES ARE NOW IN EFFECT.”

b. Wait two (2) minutes, and broadcast the message again.

c. Wait two (2) minutes, and broadcast the message again.

d. Relay the message that ESCAT has been terminated to the agencies previously notified, using the following phraseology:

“ESCAT IS TERMINATED”; and

e. Upon completion of the above actions, notify the NAV CANADA NOC of time of completion.

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