- Danish Business Authority released Schematron version 1.17.0.RC for OIOUBL 2.1 as a release candidate, with finalization expected by mid-February 2026.
- Key updates: tax code consistency between line and document levels (affecting ~5% of invoices), updated VAT code list (version 1.4) with new codes for better Peppol compatibility, and stricter currency validation for all “Amount” fields.
- Businesses must implement the new version by May 15, 2026.
- A longer transition period is provided to allow businesses time to test and adapt their systems.
Source: fiscal-requirements.com
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.
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