In the course of the investigation, several meetings were held: between the Commission and Spain on 11 and 12 April 2011, between the Commission and Astra on 14 April 2011, between the Commission and Abertis on 5 May 2011 and between the Commission and UTECA on 5 July 2011.
Plusieurs réunions ont eu lieu au cours de l'enquête entre la Commission et les autorités espagnoles les 11 et 12 avril 2011, la Commission et Astra le 14 avril 2011, la Commission et Abertis le 5 mai 2011 et la Commission et UTECA le 5 juillet 2011.