Mercurius platform for B2G e-Invoicing

In Belgium, B2G invoices are received through the Mercurius platform, which provides access to all government agencies. e-Invoices can also be sent using PEPPOL.

Mandatory status

Mandatory from 1 January 2017 for new contracts with suppliers to the public administration of the Flemish Government. In the domestic scope, suppliers of the central administration can already submit their invoices electronically as of July 1, 2017. From 1 January 2018 onwards, companies participating in a call to tender for more than 135,000 euros will also be required to do so. From 2020 onwards, the federal government will only accept electronic invoices.


Not required.




Mandatory for seven years.

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