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SECTION 11 Interference, emergency contingencies and interception

ANNEX: Rules of the Air · Standardised European Rules of the Air (SERA) · Regulation (EU) No 923/2012 · SERA.11001 – SERA.11015

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  1. SERA.11001 General

    [Deleted.] (b) [Deleted.] (c) In case of an aircraft known or believed to be in a state of emergency, including being subjected to unlawful interference…

    GM1 SERA.11001 General

  2. SERA.11005 Unlawful interference

    [Deleted.] (aa) An aircraft which is being subjected to unlawful interference shall endeavour to set the transponder to Code 7500 and notify the…

    AMC1 SERA.11005 Unlawful interference

    GM1 SERA.11005 Unlawful interference

  3. GM1 to AMC1 SERA.11005(a)(1) Unlawful interference

    Verbal reference to unlawful interference should not be made by the controller unless it is first made by the pilot in a radio communication…

  4. SERA.11010 Strayed or unidentified aircraft

    As soon as an air traffic services unit becomes aware of a strayed aircraft it shall take all necessary steps as outlined in (1) and (3) to assist the…

    GM1 SERA.11010 Strayed or unidentified aircraft

  5. SERA.11012 Minimum Fuel/Energy and Fuel/Energy Emergency

    When a pilot reports a state of minimum fuel/energy, the controller shall inform the pilot as soon as practicable of any anticipated delays or that no…

    GM1 SERA.11012 Minimum fuel/energy and fuel/energy emergency

  6. SERA.11013 Degraded aircraft performance

    Whenever, as a result of failure or degradation of navigation, communications, altimetry, flight control or other systems, aircraft performance is…

    GM1 SERA.11013(b) Degraded aircraft performance

    GM1 SERA.11013(c) Degraded aircraft performance

  7. SERA.11014 ACAS resolution advisory (RA)

    ACAS II shall be used during flight, except as provided in the minimum equipment list specified in Commission Regulation (EU) No 965/2012 in a mode that…

    GM1 SERA.11014 ACAS resolution advisory (RA)

    GM2 SERA.11014 ACAS resolution advisory (RA)

    GM3 SERA.11014 ACAS resolution advisory (RA)

    GM4 SERA.11014 ACAS resolution advisory (RA)

    GM5 SERA.11014 ACAS resolution advisory (RA)

    GM6 SERA.11014 ACAS resolution advisory (RA)

    GM7 SERA.11014 ACAS resolution advisory (RA)

  8. SERA.11015 Interception

    Except for intercept and escort service provided on request to an aircraft, interception of civil aircraft shall be governed by appropriate regulations…

    GM1 SERA.11015 Interception

    AMC1 SERA.11015(a) Interception

    GM1 SERA.11015(a) Interception

Consolidated from the EASA Easy Access Rules (revision 26 Aug 2025, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.

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