Comprehensive guides for XRechnung, ZUGFeRD, PEPPOL and EU e-invoicing compliance standards. Ensure your electronic invoices meet all regulatory requirements.
| Standard/Format | Description | Category | Importance | Guide |
|---|---|---|---|---|
| XRechnung Standard | German standard for electronic invoicing in the public sector | Standard | Mandatory | Read Guide |
| ZUGFeRD Format | Hybrid PDF/XML format for structured electronic invoices | Format | Recommended | Read Guide |
| DIN EN 16931-1 Standard | European standard for semantic data model of electronic invoices | Standard | Mandatory | Read Guide |
| European E-Invoicing Mandate | EU-wide regulations for electronic invoicing in the public sector | Regulation | Mandatory | Read Guide |
| PEPPOL Network Guide | Pan-European Public Procurement OnLine network for electronic document exchange | Network | Recommended | Read Guide |
| UBL (Universal Business Language) | XML-based library of standard business documents for global trade | Format | Optional | Read Guide |
| CII (Cross Industry Invoice) | Cross-industry invoice format based on UN/CEFACT standards | Format | Optional | Read Guide |
| Leitweg-ID Validation | Unique identifiers for German public contractors and their validation | Validation | Mandatory | Read Guide |