Navigate / EASA

SERA.13015 SSR transponder Mode S aircraft identification setting

Regulation (EU) 2024/404

(a)     Aircraft equipped with Mode S having an aircraft identification feature shall transmit the aircraft identification as specified in Item 7 of the ICAO flight plan or, when no flight plan has been filed, the aircraft registration.

(b)     Whenever it is observed on the situation display that the aircraft identification transmitted by a Mode S-equipped aircraft is different from that expected from the aircraft, the pilot shall be requested to confirm and, if necessary, re-enter the correct aircraft identification.

(c)      If, following confirmation by the pilot that the correct aircraft identification has been set on the Mode S identification feature, the discrepancy continues to exist, the controller shall take the following actions:

(1)     inform the pilot of the persistent discrepancy;

(2)     where possible, correct the label showing the aircraft identification on the situation display; and

(3)     notify the next control position and any other unit concerned using Mode S for identification purposes that the aircraft identification transmitted by the aircraft is erroneous.

[applicable until 30 April 2025 – Regulation (EU) 2016/1185]

SERA.13015 On-board aircraft identification setting

(a)     Aircraft equipped with a Mode S or ADS-B transmitter that has an aircraft identification feature shall transmit the aircraft identification as specified in the flight plan or, when no flight plan has been filed, the aircraft registration, unless the aircraft operator holds an approval from the competent authority to use other than the aircraft registration as aircraft identification for flights without a flight plan.

(b)     Whenever it is observed on the situation display that the aircraft identification transmitted by an aircraft equipped with a Mode S or ADS-B transmitter is different from that expected from the aircraft, the pilot shall be requested to confirm and, if necessary, re-enter the correct aircraft identification.

(c)      If, following confirmation by the pilot that the correct aircraft identification has been set on the Mode S or ADS-B transmitter identification feature, the discrepancy continues to exist, the air traffic services unit shall take the following actions:

(1)     inform the pilot of the persistent discrepancy;

(2)     where possible, correct the label showing the aircraft identification on the situation display; and

(3)     notify the next control position and any other unit concerned using Mode S or ADS-B for identification purposes that the aircraft identification transmitted by the aircraft is erroneous.

[applicable from 1 May 2025 – Regulation (EU) 2024/404]

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