SERA.10001 Application

(a)Alerting service shall be provided by the air traffic services units:

(1)for all aircraft provided with air traffic control service;

(2)in so far as practicable, to all other aircraft having filed a flight plan or otherwise known to the air traffic services; and

(3)to any aircraft known or believed to be the subject of unlawful interference.

(b)Unless otherwise prescribed by the competent authority, aircraft equipped with suitable two-way radio-communications shall report during the period 20 to 40 minutes following the time of the last contact, whatever the purpose of such contact, merely to indicate that the flight is progressing according to plan, such report to comprise identification of the aircraft and the words ‘Operations normal’.

(c)The ‘Operations normal’ message shall be transmitted air-ground to an appropriate ATS unit.