National e-Invoicing System in Poland (KSeF) and scam invoices: why document control is essential
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Date17 Apr 2026
National e-Invoicing System in Poland (KSeF) is changing how invoices are issued, received and circulated within a company, but it does not remove the need to verify them on the...
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Proposed changes to public holidays in Poland and the latest labour law case law
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Date16 Apr 2026
Are more public holidays coming? Recently, a petition has been submitted to the Polish Parliament which may bring significant changes to the Polish Labour Code. The document addresses an issue...
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Remote work from Poland and permanent establishment risk for foreign companies – Supreme Administrative Court of Poland (NSA) judgment
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Date15 Apr 2026
A permanent establishment in Poland is one of the key tax issues foreign companies should assess when hiring employees who work remotely from Poland. A judgment of 28 October 2025...
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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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Can you travel during sick leave in Poland? Social Insurance Institution (ZUS) changes medical leave assessment rules
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Date01 Apr 2026
From 13 April 2026, the rules for assessing what an insured person may do while on sick leave (L4) in Poland will change, and one question is drawing particular attention:...
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Cash equivalent for unused annual leave after the 2026 changes in Poland – deadlines, exceptions and practical doubts
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Date30 Mar 2026
As a result of amendments to the Polish Labour Code, from 27 January 2026 the cash equivalent for unused annual leave should be paid on the employer’s regular payroll date....
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Seconding employees to Poland and PIT obligations
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Date27 Mar 2026
Seconding employees to Poland now requires a much broader analysis than simply checking how long an employee will stay in the country. For foreign companies and international groups, the key...
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Tax relief for returning to Poland: when the Polish tax office may challenge the PIT exemption
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Date26 Mar 2026
Tax relief for returning to Poland is attracting growing interest from people who, after several years of living and working abroad, move back to Poland. From the taxpayer’s perspective, it...
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B2B, mandate contract and employment contract in Poland: what employers should know
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Date25 Mar 2026
Choosing the right form of cooperation has become far more important for businesses in Poland than it was just a few years ago. Today, the decision is no longer based...
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Tax audits by Poland’s National Revenue Administration (KAS): how companies should prepare in 2026
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Date24 Mar 2026
Tax audits carried out by Poland’s National Revenue Administration (Krajowa Administracja Skarbowa, KAS) now look very different from how they did just a few years ago. They are becoming less...
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