Article R1424-19-1 of the French General Code of Local Authorities
The departmental director of fire and rescue services performs the duties of director of the public establishment and head of the departmental corps. He has authority over all the personnel of the departmental or territorial fire and rescue service. He is assisted by a deputy departmental director, head of the deputy departmental corps, who assists him or deputises for him, if necessary, in all his duties and who acts as…