

These codes will cause alarms to be activated at the radar facility. ICAO Doc 8168 - Aircraft Operations - Vol III - Flight Procedures, Procedures for Air Navigation Services, International Civil Aviation Organization, First Edition, 2018 1) If ATC requests that you STOP ALTITUDE SQUAWK, you should set the. ICAO Doc 7030, Amendment 1, International Civil Aviation Organization, 8 January 2009 ICAO Doc 7030 - Regional Supplementary Procedures, International Civil Aviation Organization, Fifth Edition, 2008 ICAO Doc 4444, Amendment 9 to the PANS-ATM, 15 June 2020 ICAO Doc 4444 - Air Traffic Management, 16th Edition, Procedures for Air Navigation Services, International Civil Aviation Organization, October 2016 Department of Transportationĭepartment of Defense Dictionary of Military and Associated Terms, Joint Publication 1-02, 15 November 2013 Department of TransportationĪir Traffic Organization Policy Order JO 7110.65U, February 9, 2012, U.S. Because of the limited time spent in the NAT HLA when flying on Route Tango 9, the change from the last assigned domestic code to Code 2000 should be made Northbound 10 minutes after passing BEGAS and Southbound 10 minutes after passing LASNO.)Īdvisory Circular 91-70B, Oceanic and International Operations, 10/4/16, U.S. (One exception to this requirement should be noted. Pilots should recognise that it is important to change from the last assigned domestic code to the Mode A/C Code 2000 since the original domestic code may not be recognised by the subsequent Domestic Radar Service on exit from the oceanic airspace. Otherwise, unless directed by ATC, pilots flying in the NAT FIRs will operate transponders continuously in Mode A/C Code 2000, except that the last assigned code will be retained for a period of 30 min after entry into NAT airspace or after leaving a radar service area. Here, transponder codes issued by the controlling authority must be retained until advised. the southern and eastern portions of Reykjavik OCA). Radar control services are provided in particular portions of the NAT Region (e.g. All aircraft operating as IFR flights in the NAT Region shall be equipped with a pressure altitude reporting SSR transponder.
