Contracting authorities shall be deemed to exercise joint control over a legal person where the following conditions are met :
1° The decision-making bodies of the controlled legal person are composed of representatives of all the participating contracting authorities, and the same person may represent several or all of the participating contracting authorities;
2° These contracting authorities are in a position jointly to exercise decisive influence over the strategic objectives and important decisions of the controlled legal person;
3° The controlled legal person does not pursue interests contrary to those of the controlling contracting authorities.