M&A Lawyers Poland 2026: Companies Code, Group Rules, Parent Liability & Key Deadlines

Poland’s mergers and acquisitions landscape is undergoing its most consequential regulatory shift in years, and M&A lawyers Poland-wide are advising clients to reassess deal structures accordingly. On 3 December 2025, the Civil Law Codification Commission at the Polish Ministry of Justice adopted a proposal to substantially amend the Commercial Companies Code (Kodeks spółek handlowych, or KSH), reworking the “holding law” provisions that govern group-of-companies relationships, parent-company liability, and binding instructions from dominant entities to subsidiaries. For general counsel, CFOs, corporate development teams, and inbound investors preparing acquisitions of Polish targets in 2026, these changes demand immediate attention, not as a distant compliance exercise, but as a live factor in due diligence, deal drafting, and post-closing integration planning.

What’s Changing: The Commercial Companies Code Amendment & Holding Law Poland 2026

The current group-of-companies regime in the KSH dates from the October 2022 amendments, which introduced the concept of a formal “group of companies” (grupa spółek), binding instructions, and a framework for parent-company oversight. Industry observers regard the 2022 provisions as a first step that left significant gaps, particularly around the scope of parent liability, the enforceability of binding instructions, and the practical mechanics of group registration in the National Court Register (KRS).

The December 2025 proposal, adopted by the Civil Law Codification Commission, represents a comprehensive reworking rather than a mere supplement to the 2022 rules. According to the official summary, the draft amendment addresses three primary areas: (a) expanding the definition and registration requirements for groups of companies, (b) strengthening, and, in certain respects, limiting, the liability of dominant entities for the obligations of their subsidiaries, and (c) introducing clearer safe-harbour protections for subsidiary directors who comply with binding instructions issued by the parent. The amendment also cross-references the Act on the Liability of Collective Entities for Prohibited Acts and the Anti-Money Laundering and Counter-Terrorism Financing Act, broadening the compliance perimeter for corporate groups operating in Poland.

Legislative Timeline & Current Status

• 1 July 2025: The Council of Ministers adopted the government draft amendment to the Commercial Companies Code and related statutes, formally initiating the legislative process.
• 3 December 2025: The Civil Law Codification Commission adopted the proposal, confirming the substantive framework and recommending parliamentary consideration.
• Early 2026: Parliamentary readings and committee review are underway. Early indications suggest the Sejm will advance the bill through committee stage during Q2 2026, with the likely practical effect being enactment in the second half of 2026 or early 2027, subject to transitional provisions.

Core Concepts Introduced and Reformed

• Qualified dominance. The amendment refines the definition of a “dominant entity” (spółka dominująca), establishing clearer thresholds for what constitutes control, including indirect control through chains of subsidiaries. This matters for acquirers because a purchaser who achieves qualified dominance triggers group-registration obligations.
• Binding instructions. A dominant entity may issue binding instructions (wiążące polecenia) to subsidiaries, directing them to act in the interest of the group. The amendment establishes formal requirements for such instructions, including written form, justification, and board-level approval at the subsidiary, while also defining the boundaries beyond which instructions cannot override minority-shareholder or creditor protections.
• Group registration. Groups of companies must file formal group status in the KRS, creating a public record that is discoverable in due diligence. The amendment expands the information required in such filings and introduces penalties for non-compliance.

Parent Company Liability in M&A Lawyers Poland Transactions: Standards, Legal Tests & Risk Matrix

The central question for any acquirer of a Polish target is whether, and to what extent, the dominant entity in a group can be held liable for the obligations of its subsidiaries. Under the existing KSH framework, liability has been limited and largely fault-based. The proposed amendment introduces a more structured regime that differentiates between civil liability to third parties, liability to minority shareholders of the subsidiary, and management liability for directors who execute or fail to supervise binding instructions.

Under the draft rules, a dominant entity that issues a binding instruction causing loss to the subsidiary may bear direct civil liability to the subsidiary’s creditors if the subsidiary’s assets prove insufficient to satisfy their claims. This represents a significant expansion of exposure for parent companies, and, by extension, for acquirers who step into the shoes of a dominant entity post-closing. The liability standard is one of fault, but the evidentiary burden shifts: the dominant entity must demonstrate that the binding instruction was justified by the group’s overall interest and that adequate safeguards were in place at the time the instruction was issued.

Directors’ Duties in Subsidiaries vs Group Strategy

One of the most consequential elements of the holding law Poland 2026 reform is the safe-harbour provision for subsidiary managers. Under the amendment, the management board of a subsidiary that complies with a binding instruction issued by the dominant entity is not liable for loss or damage caused by that compliance, provided the instruction met formal requirements and was not manifestly contrary to the subsidiary’s interests. This safe harbour is designed to resolve the tension between a director’s fiduciary duty to the subsidiary and the practical reality of group management.

However, the safe harbour is not absolute. Directors who execute instructions they know to be unlawful, or who fail to document their assessment, remain exposed. Industry observers expect that, in practice, subsidiary boards will need to maintain contemporaneous records of their analysis of each binding instruction, including written confirmation that they considered the subsidiary’s solvency and the interests of minority shareholders before compliance.

Practical Risk Matrix for Buyers

Buyer Due Diligence for M&A Compliance Poland: What to Check in a Group Context

For acquirers, the holding law amendments transform the due diligence process. Where previously a buyer might have reviewed corporate records in isolation, the group context now demands a dedicated workstream. The objective is twofold: identify whether the target is part of a formal group (and the resulting liabilities), and assess whether the target, or the acquirer post-closing, will trigger group-registration obligations.

Document Request List: Top 20 Items for Group-Context Due Diligence

1. KRS extract confirming group-of-companies registration status
2. Shareholder register and chain-of-ownership chart (direct and indirect)
3. All binding instructions issued by the dominant entity in the preceding 36 months
4. Board minutes of the subsidiary documenting assessment of binding instructions
5. Written solvency analyses prepared in connection with binding instructions
6. Intra-group service agreements and management fee arrangements
7. Intercompany loan agreements and outstanding balances
8. Guarantees, sureties, and security interests granted between group entities
9. Related-party transaction register and arm’s-length pricing documentation
10. Board resolutions regarding group strategy or group-interest justifications
11. Minority shareholder correspondence and objections to binding instructions
12. KRS filing history, all amendments to group status disclosures
13. Employment and secondment agreements for shared personnel
14. IP licensing and cost-sharing arrangements within the group
15. Dividend payment records and upstream distribution policies
16. Compliance policies referencing AML, collective-entity liability, and group obligations
17. Audit reports and management letters referencing group transactions
18. Insurance policies covering directors’ and officers’ liability in group context
19. Pending or threatened litigation involving group entities or binding-instruction disputes
20. Tax rulings or advance pricing agreements affecting intra-group pricing

Red flags to escalate:

• No KRS group registration despite apparent qualifying dominance
• Binding instructions issued without written justification or board-level assessment
• Intercompany loans on non-arm’s-length terms with no documented rationale
• Absence of minority shareholder notification where required
• Directors’ resignations coinciding with issuance of binding instructions
• Outstanding creditor claims referencing group liability or upstream guarantees

Sample SPA Clause Language

Buyers should consider adding targeted representations and escrow mechanisms to address group-of-companies liability. A buyer-favourable clause might read:

“The Seller represents and warrants that: (i) the Target has complied with all group-registration requirements under the KSH as amended, including timely filing in the KRS; (ii) no binding instruction has been issued to the Target by any dominant entity during the 36 months preceding Closing that has not been documented in accordance with applicable law; and (iii) no claim has been asserted or threatened by any creditor, minority shareholder, or regulatory authority in connection with the Target’s status as a member of a group of companies. A portion of the Purchase Price equal to [●]% shall be deposited into escrow for a period of [●] months to secure the Buyer’s claims under this representation.”

Companies Code Deadlines: Transitional Rules & Filing Timeline

Timing is critical. The legislative process is ongoing, and several key dates have already passed or are approaching. Acquirers and targets must track the following timeline to ensure compliance and manage transaction risk effectively.

Transitional Compliance for Existing Groups

For targets already operating within a formal group of companies, the transitional period will require a compliance audit. The likely practical effect will be a mandatory review of all outstanding binding instructions for formal sufficiency, an update of KRS filings to include expanded disclosure requirements, and the adoption of revised board-assessment protocols. Sellers preparing a business for sale should proactively address these items before marketing the asset, deficiencies discovered during buyer due diligence will translate directly into purchase-price adjustments or escrow holdbacks.

Targets should prepare a transitional compliance checklist covering the following:

• Gap analysis: current KRS filings vs new requirements
• Retrospective documentation of binding instructions issued under the 2022 regime
• Board training on new formal assessment obligations
• Minority shareholder communication and notification protocols
• Review of intra-group agreements for arm’s-length compliance

Takeovers, Merger Control & Cross-Border M&A Poland Implications

The holding law amendments do not directly alter the mandatory bid thresholds or merger-control filing triggers under the Act on Competition and Consumer Protection. However, the new group-registration and liability framework has significant indirect effects on cross-border M&A Poland transactions.

First, group registration in the KRS creates a public record of corporate affiliation that may be scrutinised by the President of the Office of Competition and Consumer Protection (UOKiK) when assessing whether a concentration triggers filing obligations. Where an acquirer is part of an international group, the expanded definition of qualified dominance could bring offshore parent entities within the scope of Polish group-of-companies rules, with corresponding liability implications.

Second, the cross-reference to the Act on the Liability of Collective Entities means that antitrust infringements or regulatory violations by one group member could, in certain circumstances, expose the dominant entity to collective liability. This is particularly relevant for private equity sponsors or multinational holding companies acquiring Polish targets as part of a larger portfolio.

Antitrust counsel coordination checklist:

• Confirm whether the acquirer’s group structure triggers UOKiK filing obligations under expanded dominance definitions
• Assess whether existing group registrations need to be updated to reflect post-closing ownership
• Review whether any binding instructions issued pre-closing could give rise to collective-entity liability post-closing
• Coordinate with EU merger-control counsel where the Polish target forms part of a multi-jurisdictional deal
• Evaluate gun-jumping risk where binding instructions are issued between signing and closing

Deal Drafting: Indemnities, Escrow, Representations & Protective Mechanisms

The holding law reform demands adjustments to standard SPA drafting for acquisitions of Polish targets. Buyers should focus on four areas: enhanced representations on group structure, parent guarantees, escrow sizing, and post-closing reorganisation covenants.

Key Drafting Adjustments

• Group-structure representations. Require the seller to warrant that the target’s group-of-companies registration is current, all binding instructions have been duly documented, and no undisclosed group liabilities exist.
• Parent guarantee. Where the seller is a dominant entity, require a parent-level guarantee of SPA obligations, particularly indemnity obligations, to address the risk that the subsidiary seller lacks sufficient assets to satisfy claims.
• Escrow sizing. Industry observers expect that escrow holdbacks for deals involving group targets will increase by 2–5 percentage points as buyers price in latent group-liability risk. Escrow release should be tied to the expiry of statutory limitation periods for group-liability claims.
• Post-closing reorganisation covenants. Include covenants requiring the buyer to complete KRS filings reflecting new group status within [●] days of closing, adopt compliant binding-instruction policies, and notify minority shareholders of any changes to group structure.

Enforcement, Criminal & AML Overlay

The draft amendment deliberately cross-references two additional statutes: the Act on the Liability of Collective Entities for Prohibited Acts Punishable by Penalty and the Anti-Money Laundering and Counter-Terrorism Financing Act. This creates overlapping compliance obligations for corporate groups. A dominant entity that issues binding instructions resulting in a subsidiary’s involvement in money laundering, terrorist financing, or other prohibited acts could face collective-entity liability, including substantial financial penalties and, in extreme cases, dissolution of the entity.

Compliance teams should ensure that AML due diligence extends beyond the target entity to encompass the full group structure, and that binding-instruction policies include explicit AML compliance checkpoints. Directors should be trained on the intersection of group-management responsibilities and personal criminal exposure under Polish law.

Practical Next Steps for M&A Lawyers Poland: Buyer & Seller Checklists

Immediate actions for buyers:

1. Obtain a current KRS extract for the target and verify group-of-companies registration status
2. Add targeted representations on binding instructions, group registration, and group-liability exposure to the SPA
3. Request written confirmation from the target’s board that all binding instructions have been documented in compliance with KSH requirements
4. Consult antitrust counsel on whether the post-closing group structure triggers UOKiK filing obligations or expanded dominance thresholds
5. Obtain and review board minutes from the preceding 36 months for evidence of binding-instruction assessments

Immediate actions for sellers:

1. Conduct a pre-sale compliance audit of KRS filings and binding-instruction documentation
2. Prepare a vendor due diligence pack addressing group-liability questions proactively
3. Engage specialist M&A counsel to advise on transitional compliance before marketing the target

Conclusion

The Companies Code amendments reshaping holding law Poland 2026 represent a fundamental shift in how corporate groups operate and how liability flows between dominant entities and their subsidiaries. For every party to an M&A transaction involving a Polish target, whether buyer, seller, or their advisers, the compliance decision is immediate: assess group status, map liability exposure, and embed protective mechanisms into every stage of the deal. Experienced M&A lawyers in Poland can help navigate these changes with precision and confidence.

Sources

1. Co do zasady, Proposal to amend the Commercial Companies Code
2. gov.pl, Draft amendment to the Commercial Companies Code (KPRM)
3. Sejm/ELI, Consolidated text of the Commercial Companies Code
4. ICLG, Mergers & Acquisitions Laws and Regulations: Poland
5. Rödl & Partner, Amendments to the Polish Code of Commercial Companies
6. CRIDO, Holding law briefing
7. Taylor Wessing, Amendments to the Commercial Code (March 2026)
8. ATL Law, KSH amendment consultation-stage briefing