IT · EUR · clearance

Developer integration

Explore electronic invoicing formats, identifiers, rules, deadlines and free technical tools for Italy. FatturaPA XML. Technical checks do not guarantee acceptance by a tax authority or receiving platform.

mandatoryP0Reviewed 2026-08-02
Developer integration

Connect software to FatturaPA / Sistema di Interscambio

Build a country adapter around a canonical invoice model. Keep credentials, signing, authority transport and protected lookups in a secure backend rather than browser code.

Relevant authority and network connectors

public-lookup

Peppol Directory and capability discovery

network-discovery · Public directory; full SMP discovery varies by service

  • Participant search
  • Document capability discovery
  • Endpoint metadata routing
Official connector source
credential-required

Italy Sistema di Interscambio

clearance-delivery · Accredited/authorized channel credentials and certificates

  • FatturaPA transmission
  • Delivery notifications
  • Rejection handling
  • Recipient routing
Official connector source