"CPF de transition"
The Individual Training Leave is requested by the employee, who must obtain permission from his/her employer to leave his/her post for the duration of the training course (one year maximum) and its cost may be covered by the OPACIF (cost of training and in certain cases, part of the employee's remuneration is covered).
More information:
http://travail-emploi.gouv.fr/informations-pratiques,89/fiches-pratiques,91/formation-professionnelle,118/le-conge-individuel-de-formation,1070.html