When the needs of a particular processing operation or category of processing operations involving data from the national health data system exceed the scope of the authorisation granted to the State department, establishment or body on the basis of the provisions of III of article L. 1461-3, particularly in the case of matching data from the national health data system with other data, the processing operations shall be implemented in accordance with the provisions of section 3 of chapter III of title II of law no. 78-17 of 6 January 1978.