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Poland: Structured invoicing through the National e-Invoice System (KSeF) has been mandatory since 1 February 2026 for…

A change recorded in WONE Global’s guide to Poland, under tax and reporting.

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.

  1. 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.