Article R4152-23 of the French Labour Code
The breastfeeding room is supervised by a doctor appointed by the employer. The employer shall make the name and address of this doctor available to the Labour Inspectorate. The doctor will visit the premises at least once a week. He shall record his observations in the register provided for in 2° of Article R. 4152-22. Internal regulations signed by the doctor are displayed at the entrance to the premises.