In order to obtain data on the costs of care within health care institutions, national cost studies are carried out each year on health care institutions in the categories mentioned in a to d of article L. 162-22-6 of the Social Security Code.
These studies cover fields of activity defined by decree in the Conseil d’Etat.
The performance of these studies is entrusted to a public body designated by decree in the Conseil d’Etat.