Submitting sales invoices by email

Submit sales invoices by email so they appear in your Outbox and accounting software.

Do you send sales invoices to your customers by email? By forwarding them to eConnect at the same time, they automatically appear in your Outbox. This gives you a complete digital archive of all your outgoing invoices, and they are automatically processed in your accounting software.

Your email address for sales invoices

Once your organization is activated on the platform, you receive your own email address for sales invoices:

<chamber-of-commerce-number>@verkoopfacturen.econnect.eu

This address is available immediately; you don't need to request or activate it separately. The default settings are not always aligned with your specific wishes, so always check that the address is properly configured, or create a new address via the Email Receiver where you can set up the settings exactly to your liking.

The BCC tip

The easiest way to send sales invoices to eConnect is via BCC. When you email an invoice to your customer, add the sales invoices address in the BCC field. Your customer receives the invoice as usual, and a copy is sent to eConnect for processing at the same time.

This works best if you add the BCC address as a default in your email client or invoicing software. That way, you don't have to think about it and you automatically build a complete archive.

How does the processing work?

When an email with an invoice attachment arrives at your sales invoices address, processing works as follows:

  1. Classification: the system checks each attachment and determines whether it is an invoice or another type of document (such as a specification or packing slip).
  2. Recognition: PDF invoices are converted by the IDR (Intelligent Document Recogniser) into a validated e-invoice. XML invoices are validated directly.
  3. Archiving: the processed invoice appears in your Outbox and is automatically forwarded to your linked accounting software.

The difference with purchase invoices is the destination: purchase invoices go to your Inbox, sales invoices to your Outbox.

Note: your accounting software or ERP system must be able to import sales invoices from the Outbox. Not all software packages support importing sales invoices via a connection. Check with your software provider in advance whether this is supported.

Trusted sender for sales invoices

In addition to the BCC address, you can also set up a trusted sender with the document type "Sales invoice". This is useful if you send sales invoices through a fixed system or email address and want to automate the archiving without using BCC.

When setting up a trusted sender with the document type "Sales invoice", the invoices are archived for administrative processing in your Outbox, through a different channel than the one used to send them to your customer.

Self-billing invoices

With self-billing, the buyer issues the invoice on behalf of the supplier. How you submit a self-billing invoice depends on your role:

  • As buyer (you issue the invoice on behalf of the supplier): submit the invoice as a purchase invoice.
  • As supplier (your customer has issued the invoice): submit the invoice as a sales invoice.

Include the text "Invoice issued by buyer" on the PDF invoice. Otherwise, the same requirements apply as for regular invoices.

Note: self-billing invoices will be rejected if they are sent to the wrong receiver (purchase instead of sales, or vice versa). Always check that you are using the correct email address.


Want to learn more about the technical requirements for submission? Read the requirements for submitting invoices.

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