If you have questions about a declaration, for example if a document/MRN has been refused on arrival at the terminal, you should contact Customs in the country where the declaration was made. If the declaration was made in the Netherlands, you can contact the National Customs Helpdesk.
See below for the contact details of Customs in the Netherlands and in the main countries of origin:
| For ECS Cargo | For NCTS cargo | |||
| Country | Telephone | Telephone | ||
| Netherlands | +31 (0)88 1566655 | nhd.apeldoorn@belastingdienst.nl | +31 (0)88 1566655 | nhd.apeldoorn@belastingdienst.nl |
| Germany | +49 40428202324 | nsd-ecs@zoll.bund.de | +49 40428202324 | nsd-ecs@zoll.bund.de |
| Belgium: preferred Customs contact via Mail | +32 25793333 | helpdesk.ecs@minfin.fed.be | +32 25763066 | ncts.be.helpdesk@minfin.fed.be |
| Poland | +48 126290154 | ecs.hd@kra.mofnet.gov.pl | +35 1218813942 | helpdesk@ncts-centrum.mofnet.gov.pl |