Poland is moving forward with a major compliance change: mandatory electronic invoicing (e-invoicing) through the National e-Invoicing System (KSeF). This reform will transform how businesses issue and receive invoices.
This reform aligns with broader EU efforts to digitize tax and accounting processes for greater transparency and efficiency.
Poland’s Ministry of Finance has set a phased implementation schedule for mandatory e-invoicing under the revised VAT rules:
KSeF becomes mandatory for large VAT taxpayers with annual turnover exceeding PLN 200 million (2024 sales).
Mandatory for all other VAT-registered businesses (B2B transactions).
Extended mandate to micro-enterprises and smallest economic units.
Important: Receiving e-invoices via KSeF is required for all taxpayers from February 1, 2026 — even before the full invoicing obligation applies to all.
From these dates onward, companies with operations in Poland must:
This shift isn’t just a technical upgrade — it’s a regulatory requirement affecting all stages of invoicing workflows.
Poland’s move toward mandatory e-invoicing aims to:
Improve tax transparency and reduce VAT fraud.
Accelerate and automate invoicing processes across business ecosystems.
Align accounting practices with modern digital standards.
E-invoicing is no longer optional — it’s central to doing business with Polish partners and authorities.
At Invoice Portal, we’ve been preparing long before enforcement begins. Our platform already supports:
With Invoice Portal, the mandatory switch to electronic invoicing in Poland becomes:
Whether you’re a large enterprise or a small business, Invoice Portal ensures that you can focus on growth while staying compliant with the latest regulations.
Our team is ready to help you assess your current processes and map a clear path to KSeF compliance. Together we can make the transition to mandatory e-invoicing efficient and stress-free.
DORA and e‑invoicing: assessing criticality
/in eInvoice NewsThe Digital Operational Resilience Act (DORA) sets uniform rules for digital resilience in the financial sector — what does this mean for e‑invoicing providers?
Greece: the e‑Invoicing mandate is pushed back
/in eInvoice NewsGreece is modernising the way companies issue and report invoices with structured electronic invoices validated via the myDATA platform, now with extended deadlines.
Mandatory E-Invoicing in Poland
/in eInvoice NewsPoland is moving forward with a major compliance change: mandatory electronic invoicing (e-invoicing) through the National e-Invoicing System (KSeF). This reform will transform how businesses issue and receive invoices.
Belgium Mandates PEPPOL ID 0208 for B2B e-Invoicing from 1 January 2026
/in eInvoice NewsStarting 1 January 2026, Belgium will require all B2B invoices between Belgian VAT-registered companies to be exchanged as structured electronic invoices via the PEPPOL network.
Christmas greetings from the Invoice Portal 2026
/in eInvoice NewsGlobal e-Invoicing & Peppol Update — December 2025
/in eInvoice NewsAs 2025 draws to a close, electronic invoicing continues its rapid transformation from a digital convenience into a mandatory standard of business and tax compliance worldwide. The Peppol network remains at the centre of this change.
ZUGFeRD 2.4: New hybrid standard in combination with Peppol
/in eInvoice NewsWith ZUGFeRD 2.4, the latest version of the German-French hybrid standard for electronic invoices is available