User Support Cell

When specific information is required from a particular navigation discipline, we will forward your question to the relevant expert for processing. Answers will be replied directly from the expert to the e-mail originator. Assessment of questions received may result in developing an FAQ database at a later stage.

To obtain such support send an e-mail to the following address:


Postal Address:
EUROCONTROL Headquarters
Navigation & CNS research
User Support Cell
Rue de la Fusée, 96
1130 Brussels

Disclaimer applicable to the use of

The information made available through the e-mail address is provided by the European Organisation for the Safety of Air Navigation (EUROCONTROL) free of charge and for information purposes only.

All information made available through is provided "as is" and "as available", without warranties of any kind, either express or implied. EUROCONTROL especially does not warrant that the information is accurate, reliable, complete or correct, that requests will be replied to at any particular time or with any particular delay, that any defects or errors will be corrected or that the information is free of viruses or other harmful components.

In no event and as permitted by law shall EUROCONTROL be liable for any direct or indirect loss or damages that result from use of the information provided upon request through .

Users are reminded that States are responsible for mandating the carriage of avionics equipment in their respective airspace. Users are therefore advised to consult National Aeronautical Information Publications (AIPs) and Aeronautical Information Circulars (AICs) on the legislation applicable in their respective State.]

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