Open to the public every working day from 9 a.m. until 4 p.m.
Caution: for information, any request for mediation is to be submitted in writing.
Caution: do not forget to mention your name and address. We are not allowed to take up anonymous complaints.
Caution: do not forget the stamp (the handling of the case itself is free of charge)
Tip: bring as much information and proof as possible