"denied boarding" means a refusal to carry passengers on a flight, although they have presented themselves for boarding under the conditions laid down in Article 3(2), except where there are reasonable grounds to deny them boarding, such as reasons of health, safety or security, or inadequate travel documentation; (k) "volunteer" means a person who has presented himself for boarding under the conditions laid down in Article 3(2) and responds positively to the air carrier's call for passengers prepared to surrender their reservation in exchange for benefits;
"refus d'embarquement", le refus de transporter des passagers sur un vol, bien qu'ils se soient présentés à l'embarquement dans les conditions fixées à l'article 3, paragraphe 2, sauf s'il est raisonnablement justifié de refuser l'embarquement, notamment pour des raisons de santé, de sûreté ou de sécurité, ou de documents de voyages inadéquats
