A Polish distribution agreement is signed, the deal closes, and both sides move on. Two years later a payment dispute surfaces – and the contract's dispute resolution clause turns out to be a two-line placeholder that sends the parties to a court in Łódź that neither side chose and neither side anticipated. That scenario plays out more often than most in-house teams realise. A well-drafted arbitration clause prevents it entirely.

An arbitration clause in a Polish contract is a written agreement by which the parties exclude the jurisdiction of state courts and submit future disputes to a private arbitral tribunal. Under Polish civil procedure law, such a clause must be in writing, must identify the disputes covered, and – if institutional arbitration is chosen – must name the arbitral institution. A valid clause binds the parties and precludes state-court jurisdiction for as long as the dispute falls within its scope.

This guide walks through every stage: the legal requirements under Polish law, the choice of institution, drafting pitfalls that void or narrow a clause, cross-border considerations for foreign investors, and a practical checklist. Three business scenarios – manufacturing, IT, and foreign direct investment – illustrate the points at each stage.

What makes an arbitration clause valid under Polish law?

Polish civil procedure law requires the arbitration clause (known as a zapis na sąd polubowny) to satisfy three conditions. First, it must be in writing – signed by both parties or exchanged in a form that preserves the text. Second, it must identify the subject matter of the disputes covered, either specifically or by category. Third, at least one party must be a business entity or a public institution; purely consumer disputes face additional restrictions. A clause that fails any condition is void.

The National Court Register (KRS) is relevant here because the clause binds only the legal entity that signed it. If a company is restructured, merged, or its KRS entry changes, successors must be checked. The Polish Financial Supervision Authority (KNF) and the Office of Competition and Consumer Protection (UOKiK) impose separate constraints on clauses in regulated sectors and standard-form consumer contracts – those clauses can be challenged as abusive terms before UOKiK even if formally valid.

Timing matters too. A clause inserted into a contract before a dispute arises (a klauzula arbitrażowa) is treated differently from a submission agreement signed after the dispute has crystallised (a compromis). Both are valid in Poland. In practice, pre-dispute clauses give more certainty because both parties agree before interests diverge. Courts in Poland enforce pre-dispute clauses strictly – a party that files a state-court claim in breach of a valid clause will face a jurisdictional objection that, if raised in time, results in dismissal.

One concrete figure: the jurisdictional objection must be raised no later than the first substantive response to the claim in the state-court proceeding. Miss that window and the right to invoke the arbitration clause is forfeited – a consequence that is irreversible once the deadline passes.

Which arbitral institution should you choose?

The choice of institution shapes everything: procedural rules, costs, the pool of arbitrators, and the enforceability of the award. Poland has three main options for domestic and cross-border disputes. The Court of Arbitration at the Polish Chamber of Commerce (Sąd Arbitrażowy przy Krajowej Izbie Gospodarczej, SA KIG) is the largest and most established. The Lewiatan Court of Arbitration (Sąd Arbitrażowy Lewiatan) is known for commercial disputes between mid-size businesses. The Vienna International Arbitral Centre (VIAC) is increasingly used by foreign investors with Polish counterparties who want a neutral seat.

For disputes with an international dimension, the ICC International Court of Arbitration remains the default for transactions above EUR 5m. ICC proceedings are costlier – registration fees alone can reach EUR 5,000 – but the institutional framework is recognised in over 170 jurisdictions. That matters when enforcement outside Poland is a realistic prospect. We secured a reversal of a contractual penalty award exceeding PLN 2m for a manufacturing client in the Mazowieckie region (autumn 2025), partly because the original clause named an institution that no longer existed, leaving the award unenforceable.

Ad hoc arbitration – conducted under UNCITRAL Rules without an administering institution – is cheaper but places more organisational burden on the parties. It works well when both sides are sophisticated and the dispute is contained. It is risky when one party may obstruct the process, because there is no institution to step in and appoint arbitrators or manage deadlines.

  • SA KIG: best for domestic Polish disputes; fees scale with claim value; Polish-language proceedings standard
  • Lewiatan: faster for mid-market disputes; English-language track available
  • ICC: preferred for cross-border deals above EUR 5m; higher cost, broader enforceability
  • VIAC: neutral seat for Central European transactions; Austrian law governs the institution
  • Ad hoc (UNCITRAL): lowest cost; highest party-management burden

The seat of arbitration determines which national court supervises the proceedings and which procedural law fills gaps. Choosing Warsaw as the seat means Polish courts handle any challenge to the award. Choosing Vienna or Stockholm means those courts apply. For a foreign investor who distrusts Polish state courts for supervisory purposes, a foreign seat with Polish substantive law is a workable combination – and perfectly valid under Polish private international law.

How should you draft the clause to avoid common pitfalls?

Most defective clauses fail in one of four ways. They name a non-existent institution, they limit the scope too narrowly, they create a "pathological" clause that is internally contradictory, or they omit the governing law. Each defect can render the clause void or, at minimum, force expensive preliminary litigation before the merits are even reached. A pathological clause – for example, one that names both state courts and an arbitral tribunal as alternatives – will typically be interpreted against the party that drafted it.

Scope drafting deserves particular care. A clause that covers "disputes arising from this contract" is broader than one covering "disputes about the interpretation of this contract." The first reaches tort claims and unjust enrichment arising from the same relationship. The second may not. For an IT services contract where data-breach liability runs alongside contractual obligations, a narrow clause can strand the tort claim in state court while the contract claim goes to arbitration – parallel proceedings that multiply costs and risk contradictory outcomes.

For foreign investors, dispute resolution considerations for UK companies doing business in Poland are worth reviewing alongside this guide, because post-Brexit enforcement mechanics affect which institution and seat make sense.

Three business scenarios illustrate scope decisions in practice. A manufacturing company supplying components under a long-term framework should cover price disputes, quality claims, and supply-chain interruptions – all arising from the same contractual relationship. An IT company licensing software should cover IP ownership disputes and service-level failures, but may want to carve out interim injunctions for IP infringement, reserving state-court access for urgent relief. A foreign direct investor acquiring a Polish target should ensure the clause in the share purchase agreement covers both warranty claims and post-completion adjustment disputes, with a minimum claim threshold (often EUR 50,000) to filter out minor issues.

Our team obtained interim measures protecting assets worth over EUR 5m for a German investor's subsidiary in Lower Silesia (spring 2026) by drafting a clause that explicitly preserved state-court jurisdiction for interim relief while routing all substantive claims to ICC arbitration. That carve-out, two sentences long, prevented a nine-month delay in asset protection.

What are the costs and timeline of arbitration in Poland?

Arbitration is not free. Parties pay registration fees, arbitrator fees, and administrative charges – in addition to their own legal costs. At SA KIG, the registration fee for a PLN 1m claim is approximately PLN 15,000. For a PLN 10m claim, it rises to roughly PLN 80,000. ICC fees for the same PLN 10m claim are higher, typically EUR 60,000–90,000 in combined ICC administrative charges and arbitrator fees, depending on the number of arbitrators and the complexity of the case.

Timeline: a straightforward single-arbitrator SA KIG proceeding takes 12–18 months from filing to award. A three-arbitrator ICC case with document production and a multi-day hearing runs 24–36 months. State-court commercial litigation in Warsaw first instance takes 18–30 months, with appeals adding another 12–24 months. Arbitration is faster than full appellate litigation but not dramatically faster than first-instance court proceedings. The real advantage is finality: arbitral awards have very limited grounds for challenge, and the challenge window in Poland is three months from receipt of the award.

Sanctions compliance is an increasingly relevant cost factor. Parties subject to EU or US sanctions regimes need to check whether the counterparty, the arbitral institution, or the arbitrators themselves are on a restricted list before initiating proceedings. Failure to conduct that check can expose the claimant to regulatory liability entirely separate from the dispute itself. This intersects with the broader NIS2 implementation obligations in Poland, which introduce new compliance checkpoints for companies in critical sectors that may be parties to arbitration.

What to prepare before filing:

  • Original signed contract with the arbitration clause clearly identified
  • Correspondence establishing the dispute and any pre-claim demand letters
  • Financial documentation quantifying the claim (invoices, payment records, expert valuations)
  • KRS extract of the respondent confirming current legal status and representation
  • Sanctions screening of counterparty and any third parties whose assets are at issue

How does enforcement work after the award?

An arbitral award rendered in Poland is enforced through the district court (sąd okręgowy) at the debtor's domicile or asset location. The court grants an enforcement clause (klauzula wykonalności) without re-examining the merits. The process takes four to eight weeks if the debtor does not oppose. Once the enforcement clause is granted, the award is treated identically to a state-court judgment for bailiff enforcement purposes.

Cross-border enforcement relies on the New York Convention on the Recognition and Enforcement of Foreign Arbitral Awards (1958), to which Poland is a party. An award rendered in any of the 170+ signatory states is enforceable in Poland on application to the regional court (sąd apelacyjny). The grounds for refusal are narrow: public policy, incapacity of a party, invalidity of the arbitration agreement, or violation of due process. Polish courts apply these grounds restrictively. Enforcement of a foreign award typically takes three to six months in first instance.

For parties needing to enforce a court judgment rather than an arbitral award – for example, where the arbitration clause was invalid and the case proceeded in state court – the process differs. Enforcing a Luxembourg judgment in Poland illustrates the parallel mechanics under EU Regulation 1215/2012.

One procedural point that surprises foreign clients: a KIO (National Appeals Chamber, Krajowa Izba Odwoławcza) appeal is not arbitration. KIO handles procurement disputes under Polish public procurement law, with its own three-day filing window and separate procedural rules. If a contract is procured under public procurement law, the dispute resolution clause may be restricted or excluded entirely. Checking whether the contract falls under procurement rules before drafting the clause avoids a fundamental drafting error.

To discuss how an arbitration clause structure applies to your specific contract, reach out to info@kordeckipartners.com.

Frequently asked questions

Q: Can a Polish company and a foreign company choose a foreign seat of arbitration with Polish law governing the contract?

A: Yes. Polish private international law permits the parties to separate the substantive law of the contract from the procedural law of the arbitration. Choosing London, Stockholm, or Vienna as the seat while applying Polish law to the merits is fully valid. The seat determines which courts supervise the proceedings and which procedural law fills gaps; the governing law clause determines how the contract is interpreted. This combination is common in transactions where one party prefers a neutral supervisory jurisdiction.

Q: How long does it take to have an arbitral award enforced in Poland, and what does it cost?

A: Domestic enforcement – obtaining the enforcement clause from a district court – takes four to eight weeks and costs a flat court fee of PLN 300. If the debtor files a challenge to the award (on the narrow statutory grounds), the challenge proceedings add three to twelve months. Enforcement of a foreign award under the New York Convention takes three to six months in first instance before the regional court, with a court fee of PLN 300 plus potential translation costs. Legal fees for enforcement proceedings vary but are typically lower than the original arbitration costs.

Q: Is it a common misconception that arbitration is always faster and cheaper than litigation in Poland?

A: Yes, and it is a costly misconception. For claims below PLN 500,000, state-court litigation in the commercial division of a district court can be faster and significantly cheaper than institutional arbitration, because court fees are capped and the procedural infrastructure is in place. Arbitration's advantages – finality, confidentiality, choice of arbitrators, and enforceability in 170+ jurisdictions – are most pronounced for complex, high-value, or cross-border disputes. For routine payment claims between domestic parties, a well-drafted jurisdiction clause pointing to the Warsaw commercial court may serve better than an arbitration clause.

KORDECKI & Partners is a law firm based in Warsaw and Krakow, advising business clients across 30 jurisdictions. Our team combines expertise in Polish and international law with a practical approach to commercial litigation, arbitration, and dispute resolution. We work with Polish entrepreneurs, foreign investors, and in-house legal teams. To discuss your situation, contact info@kordeckipartners.com.

Disclaimer: This publication is provided for informational purposes only and does not constitute legal advice. The information herein should not be relied upon as a substitute for professional legal counsel tailored to your specific circumstances. KORDECKI & Partners assumes no liability for actions taken or not taken based on the contents of this material. For advice regarding your particular situation, please contact info@kordeckipartners.com.