Article D1221-15 of the French Public Health Code
Blood and its components may only be used to prepare in vitro diagnostic medical devices if the results of the tests and analyses provided for in b, c and d of 5° of Article D. 1221-6 are negative. However, an in vitro diagnostic medical device may be manufactured from a sample containing one or more antibodies or antigens sought by the tests and analyses mentioned in the above paragraph and…