Poland’s KSeF 2.0 Act Signed, Mandatory E-Invoicing Starts February 2026 for Large Businesses

• Polish President signed the KSeF 2.0 Act on 27 August 2025
• The law awaits publication in the Polish Journal of Laws to take effect
• Key dates for mandatory e-invoicing are confirmed
• 1 February 2026: Large businesses with turnover over 200 million PLN must comply
• 1 April 2026: All other businesses must comply
• Businesses with monthly sales under 10,000 PLN are exempt until 31 December 2026
• The law takes effect the day after publication, with some provisions starting on 1 February 2026
• Businesses should expedite their implementation plans due to the confirmed timeline
• Further updates will be provided as regulations are published

Source: sovos.com

Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.

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