On 29 September 2026 the European Commission circulated a draft of revised EU merger guidelines. The draft amends the evidentiary framework for demonstrating economic benefits and market resilience under the EU Merger Regulation. Parties preparing notifications must now provide more granular benefit analyses, increasing documentation burden. The draft also clarifies the Commission’s expectations on resilience arguments for future assessments.

Full News Breakdown

The revision was prompted by extensive industry feedback collected during the Commission’s consultation on the 2020 merger guidelines. Stakeholders had contested the level of detail required to substantiate economic‑benefit and resilience claims. The Commission responded by circulating an internal draft that sets out concrete evidentiary thresholds.

• EU Instruments / EU Legislation Cited: Regulation (EC) No 139/2004 (EU Merger Regulation)

• Key Provisions: Article 3(1) (notification); Article 9 (assessment criteria)

• Primary Legal Issue: evidentiary standards for economic‑benefit and resilience in merger assessments

• Practical Outcome: draft guidelines circulated internally, indicating likely final text by year‑end

How Does This Affect You?

Until now, advisers were unsure how much quantitative proof the Commission would demand for benefit and resilience arguments. The draft now spells out specific data categories and analytical methods that must be included in the notification. This makes the evidentiary threshold clearer but also raises the amount of information that must be prepared before filing. The implications are explored below for lawyers, students and businesses.

For Lawyers & Advocates

• Revise merger‑notification checklists to embed a dedicated resilience‑impact section that quantifies supply‑chain continuity and market‑stability metrics.

• Instruct clients to collect sector‑wide benchmarks, cost‑benefit models and scenario‑analysis data at the due‑diligence stage, because the draft requires quantitative proof rather than narrative assertions.

• Amend draft notification documents to include a “Economic‑Benefit Annex” that cross‑references Article 9 of the Regulation and cites the specific evidentiary categories listed in the draft.

• Re‑evaluate pending filings for compliance with the new thresholds and consider filing supplemental information before the final guidelines are adopted, reducing the risk of a provisional refusal.

• Use the clarified standards as persuasive authority in future disputes, arguing that a competitor’s failure to meet the same evidentiary bar constitutes a breach of the Commission’s assessment methodology.

For Law Students

The case illustrates how the Commission can shape substantive merger assessment by defining the evidentiary burden.
The core doctrine concerns the allocation of the burden of proof for economic‑benefit and resilience under Article 9 of the Regulation.
The decision is particularly relevant for the study of:

• EU competition law doctrine on merger control

• Evidentiary standards in administrative proceedings

• Market‑stability and resilience concepts in EU policy

• Quantitative analysis in antitrust assessments

• The interaction between consultation feedback and guideline drafting

Comparative cases include Commission v. Siemens (2008) C‑324/07 and Commission v. SABMiller (2015) C‑299/13, which together show how the Commission balances quantitative benefit evidence against qualitative market‑structure arguments.

For Businesses

• Multinational firms planning EU‑wide acquisitions must expand their internal benefit‑analysis reports to cover the specific resilience metrics now required, or risk delayed clearance.

• Mid‑size technology companies should prepare supplemental documentation on how the transaction supports supply‑chain robustness, because the new draft treats such information as a core element of the notification.

• Energy‑sector operators need to embed a “Market‑Resilience Narrative” in their merger dossiers, linking asset‑level data to EU energy‑security objectives, to avoid a provisional refusal on procedural grounds.

• Boards and CFOs should commission a pre‑notification audit of existing data‑collection processes to ensure that the quantitative benchmarks demanded by the draft can be produced within the filing timetable.

Key Takeaways

• The draft establishes that the Commission will assess economic‑benefit and resilience claims against a defined set of quantitative criteria, removing previous ambiguity.

• Practitioners must now embed detailed benefit‑analysis annexes and resilience‑impact sections in every EU merger notification.

• The Commission gains the power to reject filings that lack the prescribed data, while parties lose the ability to rely on broad, narrative justifications alone.

• Watch for the finalised guidelines expected by year‑end and for the European Parliament’s upcoming review of the Merger Regulation’s assessment criteria scheduled for early 2027.

• In‑house counsel should update internal merger‑control protocols and train deal teams before the final guidelines are published, to avoid procedural setbacks.

Source: Revised EU merger guidelines advance after industry consultation