Sept 13 (Reuters) - Vivendi SA
* Vivendi says takes note of the position expressed by the Consob, declaring the existence of a de facto control by Vivendi over Telecom Italia.
* Vivendi says formally contests that interpretation and will appeal to the competent courts.
* The Group reiterates that it has always complied with applicable law and regulations. Further company coverage: (Reporting by Paris Newsroom)