- Denmark’s Business Authority released Schematron version 1.16.0.RC for OIOUBL 2.1, improving e-invoice data quality.
- The update adds validation for optional CO₂ and environmental data fields.
- Stricter enforcement of valid currency codes for all monetary amounts is introduced.
- Minor technical improvements and additional data validity checks are included.
- Final version expected by late October 2025; mandatory implementation from 27 November 2025.
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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