Explanation of Terms

A3 Aerospace Readiness—The 1 Cdn Air Div/CANR officer responsible for ensuring that safe and timely aerospace control services are provided within Canada and abroad in support of Air Force operations.

Air Corridor—A restricted air route of travel specified for use by friendly aircraft. It is established for the purpose of controlling and selectively identifying friendly aircraft and preventing them from being fired on by friendly forces.

Air Defence—All defensive measures designed to destroy attacking enemy aircraft or missiles in the earth's envelope of atmosphere, or to nullify or reduce the effectiveness of such an attack.

Air Defence Area—Airspace of defined dimensions, designated by the appropriate agency, within which the ready control of airborne vehicles is required in the interest of national security.

Air Defence Emergency—An emergency condition, declared by the CDRNORAD, that exists when an attack upon Canada, the continental United States, Alaska or U.S. installations in Greenland, by hostile aircraft or missiles is considered probable, is imminent, or is taking place.

Air Defence Identification Zone (ADIZ)—Airspace of defined dimensions, in accordance with Transport Canada TP1820 Designated Airspace Handbook, within which the ready identification, location, and control of airborne vehicles are required.

Air Defence Warning—Progressive warning condition in response to a national or North American threat.

ATM Coord—Military liaison personnel from 1 Cdn Air Div who are located within NAV CANADA Headquarters in Ottawa, and who are responsible for coordinating airspace/air traffic control issues, on behalf of the Commander 1 Cdn Air Div/CANR, with NAV CANADA, Transport Canada, and Headquarters NORAD. During ESCAT implementation, ATM Coord will coordinate the staffing of temporary military positions at CACO and the NAV CANADA NOC in order to ensure these organisations are provided effective liaison and coordination with DND operations centres.

Canada Command (Canada COM)—Command and control dimension of the Canadian Forces responsible for the conduct of all domestic operations – routine and contingency – and will be the national operational authority for the defence of Canada and North America.

Canadian Aviation Regulations (CARs)—A compilation of regulatory requirements designed to enhance safety and the competitiveness of the Canadian aviation industry. They correspond to the broad areas of aviation which the Transport Canada Civil Aviation Directorate is mandated to regulate (e.g. personnel licensing, airworthiness, commercial air services, etc.).

CANR Director of Operations—Senior Officer in charge of daily operations in the Canadian NORAD Region.

Canadian Forces Integrated Command Centre—Secure command and control facility through which DOS SJS and ECS, on behalf of the CDS, monitor and direct strategic-level operations and strategic-level training activities, 24/7.

Chief of the Air Staff—As the senior Air Force officer in the Canadian military, the Commander of Air Command and Chief of the Air Staff acts as an advisor to the Chief of the Defence Staff on strategic Air Force issues. He is also responsible for training, generating and maintaining combat capable, multi-purpose air forces to meet Canada's defence objectives.

Chief of the Defence Staff—Responsible for the command, control and administration of the Canadian Forces and military strategy, plans and requirements.  The CDS is the senior military advisor to the Government as a whole.

Civil Aviation Contingency Operations (CACO)—The Transport Canada, Civil Aviation focal point for emergency preparedness activities. Responsible for contingency planning and occurrence reporting in both the national and regional regulatory and operational fields of Civil Aviation.

Combined Air Operations Centre—Secure 24/7 command and control facility through which, the Commander 1 Canadian Air Division /CANR, on behalf of the CDRNORAD as well as the CAS and CDS respectively, monitors and directs tactical and strategic-level operations and tactical and strategic-level training activities.

Commander CADS—The operational commander of CADS who reports to the Commander CANR, and is responsible for the effective employment of air defence forces within Canadian Domestic Airspace (CDA).  This airspace excludes foreign airspace for which control responsibility has been delegated to a Canadian ACC, but includes Canadian airspace for which control responsibility has been delegated to the FAA.

Commander CANR—The operational commander of CANR who reports to the CDRNORAD, and is responsible for the effective employment of air defence forces within Canadian airspace.

Contingency Operations—Military operations resulting from a situation that threatens hemispheric and/or national security interests.

DD Priority—NOTAM message priority indicating exceptional circumstances, and justified by the requirement and special handling in accordance with the International Civil Aviation Organization and as detailed in Canadian NOTAM Procedures Manual.

Defence VFR (DVFR)—Rules applicable to flights within an ADIZ conducted under visual flight rules (VFR). When ESCAT has been implemented, the rules are applicable to all Canadian airspace. 

Dispersal—Relocation of airborne defence forces for the purpose of increasing survivability.

Diversion—A change made in a prescribed route or destination for operational or tactical reasons.

Emergency Air Traffic Priority List (EATPL)—A list comprising eight priorities designed to control the volume of air traffic when ESCAT has been implemented.

Exclusion Zone (EZ)—Airspace of defined dimensions for the exclusive use of aircraft operating under the authority of the Minister of National Defence for the purpose of conducting air surveillance and interdiction.

Flight Information Region (FIR)—An area of defined dimensions extending upwards from the surface of the earth, within which flight information service and alerting service are provided.

Joint Command Centre (JCC)—Secure command and control facility responsible, through the Commander Canada COM, for the situational awareness in the Command’s Area of Responsibility, 24/7.

NAV CANADA—Canada’s national provider of civil air navigation services, providing air traffic control, flight information, weather briefings, airport advisory services, and electronic aids to navigation.

NAV CANADA National Operations Centre (NAV CANADA NOC)—NAV CANADA's focal point for operations, including emergency activities. Responsible crisis centre for coordinating with company facilities, including all area control centres (ACC), towers, flight information centres (FIC) and flight service stations (FSS).

North American Aerospace Defense Command (NORAD)—A bi-national integrated Canadian and US command responsible for the surveillance and control of the of Canadian and US airspace; for taking appropriate responses against air attacks; and for providing warning and assessment of an aerospace attack on North America.

NORAD Region—A geographical subdivision of the NORAD areas of responsibility.

NOTAM—International Notice to Airmen (NOTAM) is a notice distributed by means of telecommunication containing information concerning the establishment, condition or change in any aeronautical facility, service, procedure or hazard, the timely knowledge of which is essential to personnel concerned with flight operations (reference DND Flight Information Publication GPH204A Flight Planning and Procedures, Canada and the North Atlantic and/or the NAV CANADA Canadian NOTAM Procedures Manual).

Restricted Operations Area (ROA)—A stationary altitude reservation (ALTRV) for aircraft operating under the authority of the Minister of National Defence.

Security Control Authorization (SCA)—Military authorization for an aircraft to take off when ESCAT has been implemented. This authorization is separate and distinct from the EATPL process; it is not based on the EATPL priority.

Strategic Joint Staff—Provides strategic level military analysis and decision support to the CDS in his role as the principal military advisor to the Government of Canada, and enables the CDS to effect strategic command.

Tactical Air Traffic—Military flights engaged in operational missions against the enemy; flights engaged in immediate deployment for a combat mission; flights engaged in intercepting non-compliant air traffic; and planned combat and logistical support flights contained in emergency war plans.

Transport Canada (TC)—The regulatory body that implements, through NAV CANADA, the restricted airspace in support of ESCAT.


SHALL—application is mandatory; construed as being imperative.
SHOULD—application is recommended; construed as being informative only.
MAY—application is optional; construed as being permissive.

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