Article D6124-235 of the French Public Health Code
I.-The medical staff required for the activity includes at least one doctor specialising in radiology and medical imaging, present on site while the patient is being treated. For activities falling under categories B, C and D as provided for in Article R. 6123-166, at least one doctor specialising in radiology and medical imaging is competent in advanced interventional radiology or has experience in the practice of advanced interventional radiology procedures….