Do you have a substantive question about your e-invoice, such as payment status or order number? Unfortunately, we cannot answer this, but your client can.
But we are happy to help you on your way.
Via the button below, you can look up your client. There you will find details such as the Organisation Identification Number (OIN) and the contact details of the financial administration.
Some government departments also have invoice instructions. These are practical instructions to help you fill in your e-invoice faster and properly.
Government organisations: OIN, contact details and instructions (in Dutch)