- Delay of OIOUBL 3.0: The Danish Business Authority has postponed the release of OIOUBL 3.0 by six months to October 2025, with a mandatory implementation date on May 15, 2026, due to unresolved inquiries requiring further analysis.
- Stricter Validations for OIOUBL 2.1: In the interim, OIOUBL 2.1 will remain active and updated, with mandatory stricter validations starting May 2025, focusing on accurate VAT reporting and requiring compliance with specific tax calculations.
- Enhanced Features in OIOUBL 3.0: The forthcoming OIOUBL 3.0 will feature improved specifications for invoices, credit notes, and response messages, aligning with EN 16931, while OIOUBL 2.1 will be deprecated on November 15, 2026.
Source The Invoicing Hub
- See also
- Join the Linkedin Group on Global E-Invoicing/E-Reporting/SAF-T Developments, click HERE
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