May 2026 releases of SI-UBL 2 and Peppol BIS 3 validation artefacts now available
The Dutch Peppol Authority has published May 2026 validation artefacts for SI-UBL 2 and Peppol BIS 3. Both become mandatory on August 17, 2026.
The Dutch Peppol Authority has released May 2026 validation artefacts for SI-UBL 2 (NLCIUS) and Peppol BIS 3. Both versions become mandatory on August 17, 2026; current versions remain mandatory until then.
The Dutch Peppol Authority has published the May 2026 releases of validation artefacts for SI-UBL 2 and Peppol BIS 3. Both versions will be mandatory from August 17, 2026. Until that date, the current versions remain in force.
SI-UBL 2 validation artefacts
The SI-UBL 2 validation artefacts are available on Github. The underlying validation rules for European Norm EN-16931 have been updated to version 1.3.16. Details of the changes are also published on Github.
Peppol BIS 3 validation artefacts
The Peppol BIS 3 validation artefacts are available at two locations:
Both pages include a full overview of the changes in Peppol BIS 3.
Organisations using SI-UBL 2 or Peppol BIS 3 should review the published changes and plan their system updates before the August 17 deadline.