Before the invitation to tender which was published in the Spanish official journal on 2 July 2013 [7], the Spanish authorities indicated that meetings were held with potential interested companies and that coordinated surveys were carried out.
Si ADIF ou sa filiale «ADIF-Alta Velocidad» souhaitaient utiliser le centre pour leurs propres essais, ils se plieraient aux mêmes conditions que les autres utilisateurs pendant les 25 ans de validité de la convention.