National e-Invoicing System (KSeF) in Poland and VAT deduction – invoices in the system, outside the system and obligations of VAT-exempt taxpayers
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Date19 Jun 2026
The National e-Invoicing System (KSeF) in Poland and VAT deductionis a topic that requires companies to distinguish between several practical scenarios: an invoice issued and received through KSeF, an invoice...
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Invoice visualization in the National e-Invoicing System (KSeF) in Poland – when can a PDF create VAT risk?
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Date08 Jun 2026
Invoice visualization in the National e-Invoicing System (KSeF) in Poland is primarily intended to make the data stored in an XML file easier to read. It is not a separate...
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Transport company profitability in Poland: how to improve margins and manage costs
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Date22 May 2026
Transport company profitability in Poland is less and less dependent only on whether a business has a full transport schedule. In practice, what matters much more today is the quality...
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Transport industry in Poland: the key tax and accounting challenges
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Date28 Apr 2026
The transport industry in Poland remains one of the more important segments of the economy. At the same time, it is also one of the areas where the scale of...
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Contractual penalties and tax-deductible costs in Poland – a ruling by the Supreme Administrative Court of Poland (NSA)
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Date14 Apr 2026
Contractual penalties and tax-deductible costs in Poland are an important issue for businesses performing services, deliveries, construction projects and long-term contracts. The latest case law of the Supreme Administrative Court...
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How to log in to the National e-Invoicing System (KSeF) in Poland and avoid access issues? A guide for entrepreneurs
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Date17 Mar 2026
In 2026, the National e-Invoicing System (KSeF) in Poland became an important part of day-to-day business operations. However, obtaining access to the system is only the first step. Businesses still...
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Accounting Poland for international companies: Polish National Accounting Standards (KSR) vs IFRS and US GAAP
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Date16 Mar 2026
In international organisations, accounting Poland often means working in two frameworks at the same time: local statutory financial reporting in Poland and group reporting for consolidation purposes. The real challenge...
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Accounting books of foreign branches vs. JPK_CIT: what Polish tax authorities expect
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Date10 Mar 2026
Until recently, the accounting books of foreign branches were mainly associated with local reporting duties in the country where the branch operates and with feeding data into the Polish head...
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The Ministry of Finance regulation extends the JPK_CIT submission deadline in Poland – what changes in 2026?
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Date23 Feb 2026
On 19 February 2026, Poland published a regulation of the Minister of Finance and Economy (dated 16 February 2026) extending the deadline for submitting accounting books for corporate income tax...
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The National e-Invoicing System (KSeF) in Poland and the new JPK_VAT structure from 1 February 2026
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Date16 Feb 2026
From 1 February 2026, a new version of the Polish VAT reporting structure applies: JPK_V7M(3) for monthly VAT settlements and JPK_V7K(3) for quarterly settlements. The change applies under Polish tax...
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