How to prepare annual accounts in XBRL?

Standardised annual accounts are preferably filed to the Central Balance Sheet Office in the form of a structured data file (XBRL file) and must comply with the taxonomy 2021.

In order to prepare and validate annual accounts in the form of a structured data file, the market offers software, whether or not as part of a software package.

Sofista is a software developed by the National Bank of Belgium to prepare free of charge annual accounts as an XBRL file.

As of 3 February 2021, a taxonomy is provided that complies with the provisions of the new models of annual accounts as described in the Royal Decree of 29 April 2019 implementing the companies and associations code. The annual accounts in XBRL can only be prepared according to this new taxonomy.