Réglementation européenne
Directive 2009/81/CE - Passation
Directive 2004/18/CE - Passation
Directive 2004/17/CE - Passation (eau, énergie, transports et services postaux)
Directive 2009/81/CE - Passation
Directive 2004/18/CE - Passation
Directive 2004/17/CE - Passation (eau, énergie, transports et services postaux)