Integration
Integrations
Guides and best practices for integrating compliant e-invoice files into your processes.
This article treats Integrations as a practical reference, not just a navigation page. It explains the term or workflow in context, shows why it matters for European e-invoicing, and connects the topic to invoice creation, validation, routing, archiving, and ERP implementation decisions.
Who this is for
Finance ops and integration engineers who need compliant XRechnung, ZUGFeRD, UBL, or CII files to land in DATEV, SAP, or similar workflows—without replacing the whole ERP.
Before you integrate
Before you integrate is where the general explanation of Integrations becomes operational. The section focuses on Confirm the target format and profile your downstream system accepts, Decide whether you upload files manually, use hot folders, or call the API and Plan validation (KoSIT / EN 16931) as a gate before ERP import, so it can be used to check the required fields, process decisions, and validation controls before the invoice workflow is used in production.
- Confirm the target format and profile your downstream system accepts.
- Decide whether you upload files manually, use hot folders, or call the API.
- Plan validation (KoSIT / EN 16931) as a gate before ERP import.
Typical flow
Typical flow is where the general explanation of Integrations becomes operational. The section focuses on Generate or convert the invoice to structured XML or hybrid PDF, Validate and archive the proof (validator report, delivery receipt) and Import using your ERP’s e-invoice or XML import path; keep IDs stable for audits, so it can be used to check the required fields, process decisions, and validation controls before the invoice workflow is used in production.
- Generate or convert the invoice to structured XML or hybrid PDF.
- Validate and archive the proof (validator report, delivery receipt).
- Import using your ERP’s e-invoice or XML import path; keep IDs stable for audits.
Quick actions
Explore
Explore connects Integrations with the next useful reference pages and tools. These links are included to support a complete workflow, from understanding DATEV Integration Guide and SAP Integration Guide to validating or converting the invoice file.
DATEV Integration Guide
DATEVThis guide helps you prepare compliant e-invoice files (XRechnung, ZUGFeRD) for accounting workflows that involve DATEV.
SAP Integration Guide
SAPIf you work with SAP systems, you often need reliably structured outputs. This guide focuses on producing compliant e-invoice XML and validating it early.