The State services, public establishments and bodies entrusted with a public service mission, mentioned in article R. 1461-12, are authorised to process personal data from the national health data system from the main database mentioned in I of article R. 1461-2, within the limits defined in articles R. 1461-13 and R. 1461-14, depending on the requirements of the public service missions they fulfil.
The scope of this authorisation is defined :
1° By the historical depth of the data used, the geographical area or the characteristics of a population determined with regard to the health or social purposes of the processing ;
2° By the possibility or otherwise of using simultaneously in the same processing, in addition to other information relating to care and treatment, several variables, known as potential identifiers, the combination of which increases the risk of re-identification. These potential identifiers are the period of birth expressed in months and years, the code of the municipality of residence and sub-municipal location data, the date of care, the date of death and the code of the municipality of death.
For each processing operation carried out on the basis of the provisions of III of article L. 1461-3, only the data necessary for this processing operation which falls within the scope of the authorisation granted, pursuant to articles R. 1461-13 and R. 1461-14, to the service, establishment or body implementing it, may be used.