WONE Global's guide to Poland records this change under tax and reporting. Each statement below has been checked against the source it links to.
Structured invoicing through the National e-Invoice System (KSeF) has been mandatory since 1 February 2026 for taxpayers with 2024 turnover above PLN 200 million, from 1 April 2026 for other VAT taxpayers as a rule, and from 1 January 2027 for taxpayers with monthly sales up to PLN 10,000.
VAT taxpayers issuing invoices.
PwC Worldwide Tax Summaries · Poland: Corporate - Other taxes ↗ Checked against a secondary source · Not yet professionally reviewed · checked 19 October 2026
This is a summary of the rule as published, not advice on how it applies to you. The WONE Global Partner for this service in Poland can advise on that.











