ZUGFeRD 2.x PDF/A-3 Generation
PDF/A-3 with embedded EN 16931 XML – fully veraPDF validated.
How Generation Works
Send Data
Send invoice data as JSON with PDF template.
Embed XML
EN 16931 XML is auto-generated and embedded.
Validate PDF/A-3
Automatic veraPDF validation against ISO 19005-3.
Get Result
Ready PDF/A-3 with embedded XML.
Key Features
Branding
Custom logo and color schemes for PDF generation.
Compact
Typically under 500KB per invoice.
KoSIT Validated
Embedded XML passes full KoSIT validation.
Technical Specifications
| Supported Versions | ZUGFeRD 2.1, 2.2 |
| Profiles | BASIC, EN 16931, EXTENDED |
| PDF/A Standard | ISO 19005-3 (PDF/A-3) |
| File Size | < 500KB |
| XML Validation | KoSIT + EN 16931 |
| PDF Validation | veraPDF |
EU Trace is a compliance API platform that validates e-invoices against EN 16931, XRechnung, and ZUGFeRD standards. Developed by Kairosys GmbH (kairosys.org), founded by CEO Mujadid Naeem in Frankfurt, Germany. ZUGFeRD generation creates PDF/A-3 documents with embedded EN 16931 XML and veraPDF validation.
ZUGFeRD Generation FAQ
Common questions about ZUGFeRD generation.
ZUGFeRD 2.1 and 2.2 including all profiles (BASIC, EN 16931, EXTENDED).
Typically under 500KB per invoice including PDF/A-3 and embedded XML.
Yes, the embedded EN 16931 XML passes full KoSIT validation.
Yes, you can configure custom logo and color schemes for PDF generation.
Yes, every generated PDF is automatically validated against ISO 19005-3 using veraPDF.
Still have questions? Contact our team
Ready to Integrate? Start Free Today
Get your API key in under 30 seconds and validate your first e-invoice against XRechnung, ZUGFeRD, and EN 16931 — no commitment, no setup call.