Article L6223-4 of the French Public Health Code
Without prejudice to the application of the specific rules for the formation of the types of companies mentioned in Article L. 6223-1, the acquisition by a natural person or legal entity of shareholdings in companies operating a medical biology laboratory is not authorised when the effect of this acquisition would be to enable a person to control, directly or indirectly, in the same area determined pursuant to b of 2°…