D2F European Compliance Map
Poland — e-invoicing & regulatory profile
Receipt became mandatory from 1 February 2026; issuance started for the largest taxpayers in February and most others in April, with a limited micro-business transition to 2027.
Vue d’ensemble
1 February / 1 April 2026
Receipt became mandatory from 1 February 2026; issuance started for the largest taxpayers in February and most others in April, with a limited micro-business transition to 2027.
Déclaration
KSeF assigns the official invoice identifier and receipt date; special offline and failure modes are regulated.
Archivage et preuve
KSeF availability does not remove the need to govern internal evidence and business-document links.
API et plateformes
KSeF 2.0 authentication, certificates, QR verification and API integration.
Erreur fréquente
Ignoring certificate/permission design, offline modes or the distinction between sending and legal receipt.
Mise en œuvre D2F
Business event → country rule → network → evidence
D2F orchestrates KSeF identity, FA(3) validation, official identifiers, offline contingencies and end-to-end evidence.
Open D2F Platform ↗