Poland’s Ministry of Finance has extended the phased launch of the KSeF e‑invoicing system, with large taxpayers required to go live on 1 Feb 2026 and other businesses on 1 Apr 2026. No monetary penalties will apply for KSeF breaches during 2026, but administrative fines may be imposed from 1 Jan 2027. Additional requirements include bank‑transfer ID references from 1 Aug 2026 and mandatory acceptance of KSeF invoices by Polish VAT‑registered customers.
Large taxpayers with >PLN 200 million 2024 turnover must launch KSeF e‑invoicing on 1 Feb 2026.
No monetary penalties will apply for breaches during 2026; only up to the full VAT amount or ~18.7% of the gross invoice value may be imposed.
Administrative fines may be imposed from 1 Jan 2027 for failure to use KSeF.
Bank transfer ID references must be added to KSeF invoices from 1 Aug 2026.
Special approval for Offline24 mode is available from 1 Nov 2025.
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GazetaPrawna · about 15 hours ago
The Polish Ministry of Finance confirms that the mandatory KSeF e‑invoicing system will start as scheduled, with no delays. The system will be operational from 1 Feb 2026 for high‑turnover advertisers, from 1 Apr 2026 for other taxpayers (excluding those with monthly sales ≤10 000 PLN), and from 1 Jan 2027 for those with lower sales. No penalties will apply until 1 Jan 2027, after which non‑compliance will be penalised.
Pagero · 2 days ago
Poland will require taxpayers to notify the e‑Tax Office before issuing invoices with attachments in KSeF 2.0 from 1 January 2026. The notification must include taxpayer details, activity type and technical parameters, and attachments must be part of the XML file. Additional legislative updates include simplified invoice rules, JPK_VAT amendments, and exemption provisions effective February 2026.
Gov.pl · 3 days ago
Poland’s draft law seeks to align the third‑party liability provisions for capital company tax arrears (art. 116 of the Tax Ordinance) with EU Court of Justice rulings C‑277/24 (Adjak) and C‑278/24 (Genzyński). It proposes new rights for third parties to challenge tax determinations and access case files, and to clarify board member responsibilities. The draft is slated for presentation to the Sejm in the first or second quarter of 2026.
Gazeta Prawna · 6 days ago
The Polish Ministry of Finance clarified that invoices issued in PDF format cannot be corrected once the mandatory KSeF system becomes effective in February 2026. There will be no reversal or sanctions until 2027, and companies should use the transition period to establish internal processes.
GOFIN · 8 days ago
The article explains how Polish tax law requires recording purchases of commercial goods immediately upon receipt, and outlines procedures when goods are received before the invoice, including preparing a detailed description and attaching it to the invoice if received in the same month. It also notes the deadline for entries (20th of each month) and the conditions under which entries can be delayed until invoice receipt.
Archiwum Rzeczpospolitej · 8 days ago
The Polish Ministry of Finance introduced a new regulation effective 1 January 2026 that changes how purchases are recorded in the tax books. If goods are delivered before the invoice is received, a detailed description must be prepared, but the entry is made on the invoice issue date, not the description date. Guidance is available in the Eureka system under reference numbers 670629 and 671795.
