Document Library

Document Library

Useful information regarding e-invoicing

The section below contains all documents concerning e-invoicing and its implementation at WISAG.

Back to invoice verification.

WISAG Documentation

13.02.2026 pdf 6 MB

ZUGFeRD Specification 2.3

04.06.2025 zip 991 KB

ZUGFeRD Specification 2.2

04.06.2025 zip 2 MB

ZUGFeRD Specification 2.0

13.04.2023 zip 9 MB

Invoice Examples

13.02.2026 zip 1 MB

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