Remote and Cross-Border Work in Poland: Labour Law, Tax Residency and Permanent Establishment Risks

Remote and cross-border work has become a standard element of international business models. Foreign companies now routinely engage Polish professionals who work entirely online, often without any formal Polish entity. While this offers flexibility and access to talent, it also raises complex questions under Polish labour law, tax residency rules and the risk of creating a permanent establishment in Poland.

From the perspective of foreign employers, a single remote worker in Poland may appear legally insignificant. In practice, however, Polish and international regulations (including double tax treaties and OECD standards) can treat such arrangements as the starting point for local employer obligations, reporting duties and even corporate income tax exposure. Misjudging those risks may lead to unexpected liabilities, audits and penalties – not only in Poland, but also in the company’s home jurisdiction.

As a Polish corporate and international lawyer working with foreign investors, I see a recurring pattern: remote hiring decisions taken by HR or line managers without consulting legal and tax advisors at an early stage. The purpose of this article is to provide a clear, structured overview of the main issues related to remote and cross-border work in Poland, focusing on labour law compliance, tax residency of employees and individuals, and the assessment and mitigation of permanent establishment (PE) risks.

How does Polish labour law apply to remote workers based in Poland?

Polish law distinguishes between genuine employment relationships (based on an employment contract) and civil law contracts (such as B2B agreements with sole traders). For remote work, this distinction is critical, because Polish labour law – including working time limits, paid leave, and protection against termination – applies in full only to employees.

Under conflict-of-law rules (in particular the Rome I Regulation within the EU), parties may choose the governing law of the contract. However, if an individual habitually carries out work in Poland, mandatory Polish labour standards will often apply regardless of the chosen law, especially where they provide higher protection than foreign rules. This means that foreign employers cannot rely solely on foreign law clauses to avoid Polish labour obligations for remote workers physically located in Poland.

Moreover, recent amendments to the Polish Labour Code explicitly regulate remote work, imposing on employers specific obligations concerning health and safety, cost reimbursement and internal policies. These rules may apply to foreign employers if their relationship with the worker is characterised as employment under Polish standards, even if the company has no registered presence in Poland.

Employment contract, B2B contract or contractor – what structure is compliant in Poland?

Many foreign companies prefer to engage Polish professionals on a B2B basis, through sole proprietorships or small companies, to avoid payroll and HR administration. In Poland, this is a common model; however, there is a fine line between genuine business-to-business cooperation and a situation that Polish authorities may reclassify as an employment relationship (so-called “bogus self-employment”).

Polish law focuses on the actual performance of work: subordination, fixed working hours, integration into the organisation and exclusive service to a single client are strong indicators of employment. If a civil contract is reclassified, the foreign entity may face retroactive obligations related to social security, benefits and labour law protection. This risk is particularly relevant where the remote worker acts under the full direction and control of the foreign company.

Structuring cross-border work in compliance with Polish labour regulations typically requires an individual assessment. For some roles, genuine B2B cooperation is possible, while for others an employment contract – whether concluded directly with the foreign employer or via a local entity or an employer-of-record (EoR) provider – will be more legally robust and predictable.

Tax residency of remote workers in Poland – when does it change?

Tax residency in Poland is determined primarily by two criteria: the place of the individual’s centre of vital interests (personal and economic ties) and the period of physical stay in Poland (generally, more than 183 days in a tax year). A remote worker who relocates to Poland and works from here on a regular basis is very likely to become a Polish tax resident, even if their employer remains abroad.

Once an individual becomes a Polish tax resident, they are subject to Polish personal income tax (PIT) on their worldwide income, subject to applicable double tax treaties. This may trigger obligations for the foreign employer, such as withholding tax and reporting, depending on the specific treaty and on whether the employer is recognised as having a taxable presence in Poland.

Incorrect assumptions about tax residency can lead to double taxation or underpayment of tax. Remote workers and employers should therefore coordinate with Polish tax advisors early, especially when the worker spends substantial time in multiple countries, or when salary is paid from one jurisdiction while work is performed in another.

Payroll, social security and health insurance – who is responsible in cross-border setups?

Where the employment relationship is deemed to exist in Poland, the employer is generally required to operate payroll in Poland, calculate and withhold income tax and social security contributions, and remit them to the relevant authorities. This is the case even for foreign entities, although in practice they often appoint a local payroll provider or use an intermediary structure.

Within the EU, the coordination of social security systems follows EU regulations. A remote worker may remain insured in the home country of the employer under specific conditions (e.g. via an A1 certificate) or may become subject to the Polish social security system if they perform work mainly in Poland. Outside the EU, bilateral social security agreements and domestic law must be examined.

Failure to correctly allocate social security and health insurance responsibilities exposes both the worker and the company to risk: lack of coverage, back payments and penalties. A clear, documented set-up – ideally supported by local legal and tax opinions – is essential for any sustainable remote work arrangement.

What is a permanent establishment (PE) in Poland for foreign companies?

The concept of permanent establishment is central to assessing whether a foreign business must pay corporate income tax in Poland. Under most double tax treaties and the OECD Model Convention, a PE typically arises when a company has in Poland a fixed place of business through which its business is wholly or partly carried on, or when a dependent agent habitually concludes contracts on behalf of the enterprise.

A remote worker’s home office, used on a continuous basis for the company’s core business, may under certain circumstances be considered such a fixed place of business, especially if the company implicitly requires work from that location and benefits from it as a stable base of operations. Additionally, a senior employee or manager in Poland who habitually negotiates and concludes contracts for the foreign company may create a so-called dependent agent PE.

Whether a PE exists is a fact-intensive, case-by-case question. However, as remote work proliferates, both the Polish tax administration and foreign authorities increasingly examine home offices and cross-border teleworking through the lens of permanent establishment risk.

When can a Polish remote worker create a PE risk for a foreign employer?

PE risk is most acute where the Polish remote worker is engaged in revenue-generating, client-facing or managerial activities. For example, a sales director based in Poland who negotiates prices and terms and effectively binds the company in contracts with Polish clients may be viewed as creating a Polish PE, even if all agreements are formally signed abroad.

By contrast, purely auxiliary or preparatory activities – such as some back-office functions – are less likely to result in a PE. Nevertheless, the boundary between core and auxiliary functions is not always clear, and the OECD’s and local tax authorities’ interpretations have evolved, especially in the digital economy. Each role should be analysed carefully in light of the specific business model and the applicable tax treaty.

Foreign employers should map all Polish-based personnel, their roles and degree of authority, then assess whether any of them could be seen as a dependent agent or as providing a fixed place of business. In many cases, it is advisable to formalise a compliant structure in Poland (for example, a subsidiary or branch) instead of relying indefinitely on “informal” remote arrangements.

How do double tax treaties and OECD standards influence PE assessment?

Poland is a party to a wide network of double tax treaties, largely based on the OECD Model Convention. These treaties aim to prevent double taxation and define when and where business profits may be taxed. The definition of permanent establishment, as well as the exclusions for auxiliary activities, typically follows OECD language, but treaty-by-treaty differences remain important.

In recent years, the OECD’s work on BEPS (Base Erosion and Profit Shifting) and the Multilateral Instrument (MLI) have tightened rules on the artificial avoidance of PE status, including through commissionaire arrangements and dependent agents formally without contract-signing authority. For foreign companies using remote workers in Poland, this means that formalistic structures are increasingly ineffective if the economic reality suggests a stable presence.

When planning cross-border remote work in Poland, foreign investors should examine the specific treaty between Poland and the home country, including any MLI modifications, and align their policies and documentation with OECD guidance and Polish administrative practice.

Practical strategies to manage remote work and PE risk in Poland

Managing PE risk in Poland starts with proper governance. Companies should implement clear internal policies on remote work, specifying from which jurisdictions employees can work and under what conditions. Any long-term presence in Poland should trigger a structured assessment of labour law, tax residency and corporate income tax implications.

Possible strategies include limiting authority of Polish-based remote workers to genuinely preparatory or auxiliary tasks, centralising contract conclusion outside Poland, and avoiding the use of a home office as a de facto branch. Alternatively, foreign investors may opt to establish a Polish subsidiary or branch, accepting local taxation in exchange for legal certainty and easier HR and payroll management.

Crucially, documentation should reflect actual practice: contracts, job descriptions and internal procedures must be consistent with the desired risk profile. Regular reviews, especially when roles evolve, help ensure that an initially low-risk set-up does not inadvertently turn into a taxable presence.

Why early legal and tax advice in Poland is essential for cross-border remote work

Cross-border remote work cuts across several legal domains: labour law, personal and corporate taxation, social security coordination and, in some cases, immigration law. Isolated decisions – for example, to allow an employee to relocate to Poland for lifestyle reasons – can create cascading effects if not properly assessed in advance.

Engaging Polish counsel at the planning stage allows foreign employers to model different scenarios, quantify permanent establishment risk, and choose an operational structure that balances flexibility with compliance. This is particularly important for high-value roles, multi-jurisdictional teams and businesses targeting the Polish market in the long term.

If your organisation already employs or plans to engage remote workers in Poland, it is prudent to conduct a diagnostic review of your current arrangements, identify exposure under Polish regulations and design corrective or preventive measures tailored to your business model.

How Kopeć Zaborowski can support foreign companies hiring remotely in Poland

Our law firm, Kopeć Zaborowski Adwokaci i Radcowie Prawni, regularly advises foreign investors on remote and cross-border work in Poland. We combine expertise in corporate and international taxation with in-depth knowledge of Polish labour law, allowing us to provide integrated, practical solutions rather than fragmented opinions.

We assist clients in assessing tax residency of employees and contractors, designing compliant employment and B2B structures, evaluating and mitigating permanent establishment risk, and establishing Polish subsidiaries or branches where appropriate. Our team also works closely with reputable tax advisors and payroll providers to implement agreed models in practice.

If you are considering hiring or regularising remote workers in Poland, I encourage you to contact Kopeć Zaborowski for an initial consultation. A targeted review at an early stage is often significantly less costly – financially and operationally – than dealing with unanticipated audits or disputes at a later time.

Key takeaways for remote and cross-border work in Poland

Remote work from Poland is not legally neutral simply because it happens online. Foreign companies must consider the interplay between Polish labour law, employee tax residency and the possibility of creating a permanent establishment in Poland. Ignoring any of these elements can undermine even the most efficient business model.

By mapping current and planned Polish-based roles, clarifying contractual structures, and aligning internal policies with international and Polish rules, companies can safely benefit from the Polish talent pool. Professional advice, grounded in both local practice and international standards, is an indispensable part of this process.

Ultimately, effective risk management in cross-border remote work is not about avoiding Poland as a location, but about understanding the legal framework and making informed, strategic decisions that support long-term growth.

Bibliography and selected sources

• OECD Model Tax Convention on Income and on Capital (latest version) and Commentary – in particular Article 5 (Permanent Establishment).
• OECD, “Model Rules for Taxing the Digital Economy” and BEPS-related reports on artificial avoidance of PE status.
• Polish Labour Code (Kodeks pracy), including amendments on remote work (praca zdalna).
• Polish Personal Income Tax Act and Corporate Income Tax Act (ustawa o podatku dochodowym od osób fizycznych; ustawa o podatku dochodowym od osób prawnych).
• Regulation (EC) No 593/2008 (Rome I) on the law applicable to contractual obligations.
• Regulation (EC) No 883/2004 and 987/2009 on the coordination of social security systems.
• Polish Ministry of Finance and National Revenue Administration (Krajowa Administracja Skarbowa) public guidance and individual tax rulings related to permanent establishment and remote work (where publicly available).
• Selected bilateral double tax treaties concluded by Poland, particularly provisions on permanent establishment and dependent agents.