Developer Resources

Technical Factsheets

Comprehensive technical documentation covering e-invoicing standards, API specifications, and integration guides for developers and system architects.

E-Invoicing Standards

Download detailed specifications and implementation guides for global e-invoicing standards.

Peppol BIS 3.0

Complete specification for Peppol Business Interoperability Specifications including message types, validation rules, and transport protocols.

  • Invoice & Credit Note specs
  • Order & Catalogue formats
  • AS4 transport profile
View Documentation

UBL 2.1 Standard

Universal Business Language specification for electronic business documents including schema definitions and implementation guidelines.

  • XML Schema definitions
  • Code list specifications
  • Sample documents
View Documentation

EN16931 European Standard

EU electronic invoicing semantic data model and syntax bindings for cross-border B2G and B2B transactions.

  • Core invoice model
  • Syntax bindings (UBL/CII)
  • Validation artefacts
View Documentation

PINT Specifications

Peppol International Invoicing specifications for global e-invoicing including regional extensions and country-specific requirements.

  • A-NZ, JP, MY extensions
  • Singapore InvoiceNow
  • Cross-border rules
View Documentation

GoRoute.ai API Reference

Complete REST API documentation for GoRoute.ai e-invoicing platform including authentication, endpoints, and code samples.

  • OpenAPI 3.0 spec
  • Code examples (Python, JS)
  • Webhook integration
View API Docs

Validation & Schematron

Comprehensive validation rules and Schematron artefacts for ensuring e-invoice compliance across all supported networks.

  • Schematron rules
  • Error code reference
  • Compliance testing
View Validation Guide

Country-Specific Requirements

Technical specifications for national e-invoicing mandates and local compliance requirements.

Need Help With Integration?

Our technical team can help you navigate e-invoicing standards and implement compliant solutions for your business.