Whether your parcel has been lost, damaged or delayed, the procedure is the same.
As soon as you notice a problem:
Lodge a complaint with the postal operator concerned (bpost, DHL, DPD, Mondial Relay, UPS, etc.) following its own internal procedure. Both the sender and the recipient can lodge a complaint. Ask for written confirmation of your complaint and note down the case number.
Did you order online? Also contact the seller, as they remain responsible for delivery until receipt, in accordance with the law of 21 December 2013. They are required to refund you or send you a replacement parcel.
If the postal operator or seller doesn't follow up on your complaint, or if the proposed response doesn't satisfy you, you can turn to:
ombudsman poste is free, neutral and independent. We step in after an initial, unsuccessful attempt to resolve the issue with the postal operator.