Date of Issue: 31 December 2024

Subject:

Implementation of Standards related to Location of an Aircraft in Distress, in Annex 6, Part I, pertaining to Global Aeronautical Distress and Safety System -Autonomous distress tracking (GADSS·ADT) requirements for Foreign Operators.

Background:

ICAO Annex 6, Part I, pertaining to Location of an Aeroplane in Distress, Chapter 6 'Standard 6.18.1' requires that all aeroplanes of a maximum certified take-off mass (MCTOM) of over 27 000 kg for which the individual certificate of airworthiness is first issued on or after 1 January 2024 shall, when in distress, autonomously transmit Information based on which a position can be determined by the operator at least once every minute. Detailed requirements are outlined in Appendix 9 to ICAO Annex 6, Part I. Hence, affected aeroplanes must have a GADSS-ADT system installed, operational and in use, no later than 1 January 2025.

Applicability:

This Safety Circular shall be applicable to all operators of foreign registered aeroplanes with a maximum certified take-off mass (MCTOM) of over 27 000 kg, for which the individual certificate of airworthiness is first issued on or after 1 January 2024.

Effective Date: 31 December 2024.