Article A812-25 of the French Commercial code
I.-Applications from the persons referred to in article R. 812-15 must be sent to the secretariat of the Commission nationale d’inscription et de discipline des administrateurs judiciaires et des mandataires judiciaires, by registered letter, with acknowledgement of receipt or by any other means that ensures receipt or allows the date of receipt to be determined, no later than three months before the date of the first test of the session….