Cross‑border Energy & Infrastructure M&A 2026: How to Close Through the Approval Gauntlet

Cross-border energy and infrastructure M&A in 2026 is defined less by the willingness of capital to deploy and more by the regulatory obstacle course that stands between signing and closing. Record investment flows into renewables, battery storage, data-centre power supplies and grid interconnectors have collided with a simultaneous tightening of foreign investment screening, merger control and sector-specific consent regimes across Australia, the EU and the United States. For deal teams navigating this landscape, the central project-management risk is no longer valuation or financing, it is the sequencing, timing and allocation of approval risk across overlapping regulators.

This article provides a practical roadmap for closing cross-border energy infrastructure deals in 2026, with an Australia-centred deep dive and comparative notes on the EU and US regimes that most commonly intersect with Australian transactions.

Key Takeaways, The 2026 Approval Gauntlet in Six Action Points

• Map every filing obligation within the first week. Identify which merger-control, foreign investment screening and sector-consent regimes are triggered, across every jurisdiction touched by the deal, before the term sheet hardens.
• Treat FIRB, CFIUS and EU FDI screening as project-management workstreams, not legal afterthoughts. Each regime has its own trigger tests, timelines and conditions; managing them in parallel requires a dedicated approvals coordinator.
• Expect conditions, not clean clearances. Industry observers expect regulators to attach undertakings, operational ring-fencing, local-content commitments, data-security protocols, as the norm for energy infrastructure deals in 2026, not the exception.
• Build sector-diligence into the earliest phase of due diligence. Licence assignment consents, grid-connection agreement transfers and environmental approvals are frequently the longest-lead items and the most likely to slip.
• Allocate regulatory risk explicitly in the SPA. Draft conditions precedent, long-stop dates and interim operating covenants that reflect realistic regulatory timelines, not aspirational ones.
• Include fall-back protections. Break fees, reverse termination rights and escrow mechanisms should be negotiated from the outset, not bolted on when a regulator requests a Phase II review.

What to Do in the First 14 Days

• Compile a jurisdictional filing map, list every country where the target holds assets, licences or material contracts.
• Run a “strategic asset” assessment against FIRB and CFIUS trigger criteria.
• Identify all sector consents requiring change-of-control notification (licences, grid agreements, concessions, environmental approvals).
• Engage regulatory counsel in each relevant jurisdiction and set a preliminary approvals timeline.
• Embed regulatory conditions precedent and long-stop dates in the draft term sheet.
• Prepare a pre-notification or informal-guidance request for FIRB and, where applicable, the ACCC.

Market Context, Why Regulator Scrutiny Is Now the Defining Deal Risk

The energy transition has reshaped M&A flows. Deal volumes in the Australian energy and infrastructure sector have remained elevated through 2025 and into the first half of 2026, driven by demand for generation capacity, grid-scale storage and transmission upgrades. Globally, regulatory approvals have become the single greatest source of deal delay and deal failure across all major energy M&A markets.

The likely practical effect of this convergence, more capital chasing strategic assets, meeting more assertive regulators, is that deal teams must front-load their regulatory strategy. Transactions that treat approvals as a post-signing formality risk timetable blowouts, value erosion through conditional clearances, or outright prohibition. For buyers pursuing cross-border energy infrastructure M&A in 2026, closing the deal means closing the approval gauntlet first.

The Approval Gauntlet, Map of Regimes and How They Interact

Every cross-border energy transaction faces three overlapping streams of regulatory scrutiny. These regimes operate independently, apply different tests and run on different timelines, but a failure in any one of them can block or unwind the deal. Understanding how these layers interact is the first step to managing them.

Foreign investment screening regimes, such as Australia’s Foreign Investment Review Board (FIRB), the US Committee on Foreign Investment (CFIUS) and the various EU member-state FDI mechanisms, assess whether a proposed acquisition raises national interest, national security or strategic concerns. These screenings are triggered by the identity and nationality of the acquirer, the nature of the target asset and the level of ownership or control being acquired.

Merger control regimes, including the Australian Competition and Consumer Commission (ACCC), the European Commission and the US Federal Trade Commission / Department of Justice (under Hart-Scott-Rodino), focus on competitive effects. They ask whether the deal will substantially lessen competition in any relevant market.

Sector-specific consents are the regime most often overlooked in early planning. Energy licences, generation concessions, grid-connection agreements and environmental approvals typically contain change-of-control clauses that require the consent of a regulator, counterparty or minister before the transaction can complete.

Australia Deep Dive, FIRB, Merger Control and Sector Regulatory Diligence

Australia sits at the intersection of intense foreign investor interest and an increasingly muscular regulatory posture. For deal teams targeting Australian renewable energy and infrastructure assets, three distinct approval workstreams must run in parallel.

FIRB Approval Australia, Scope, Triggers and Filing Strategy

The Foreign Investment Review Board screens proposed acquisitions by foreign persons of Australian businesses, assets and land that meet defined monetary thresholds or fall within categories of “national security” or “sensitive” assets. Energy and infrastructure assets, generation sites, transmission networks, gas pipelines, large-scale battery installations, routinely qualify as sensitive or national-security assets, bringing them within FIRB’s mandatory or notifiable categories regardless of deal value.

Practical tip: Run a “strategic asset list” at the outset of diligence. If the target supplies essential grid services, operates critical infrastructure or holds licences for nationally significant generation capacity, treat FIRB approval as a gating condition and plan for an extended review window.

FIRB approval Australia processes involve an initial screening period, during which the Treasurer (on FIRB’s recommendation) may request further information, impose conditions or, in rare cases, prohibit the acquisition. Common conditions in energy deals include requirements related to data security, local employment, operational continuity and restrictions on further transfers without FIRB consent. The filing strategy matters: pre-notification (informal engagement before a formal application) can surface potential concerns early and reduce the risk of surprises post-signing.

Illustrative FIRB Condition Precedent (practical precedent, illustrative only; seek legal advice):

“Completion is conditional upon the Treasurer of the Commonwealth of Australia providing written notice that there is no objection to the proposed acquisition under the Foreign Acquisitions and Takeovers Act 1975 (Cth), either unconditionally or subject to conditions acceptable to the Buyer (acting reasonably), or the statutory period for the Treasurer to make a decision having lapsed without any order being made.”

Merger Control Australia 2026, ACCC Review

Australia’s merger control regime, administered by the ACCC, applies a “substantial lessening of competition” test. The ACCC’s merger review process is, from 1 January 2026, mandatory and suspensory: notifiable acquisitions above the relevant thresholds must be cleared by the ACCC before completion, and a notifiable deal closed without clearance is automatically void. This replaces the previous voluntary, informal process and is the most significant change to Australian merger law in over fifty years.

For energy transactions, the ACCC will examine market concentration in generation, wholesale supply, grid services and retail markets. Where a deal consolidates a material share of generation capacity in a National Electricity Market (NEM) region, or combines generation and retail in ways that raise vertical-foreclosure concerns, expect a detailed Phase II review. Initial reviews typically conclude within several weeks; deeper investigations can extend to four months or longer, particularly where remedies or undertakings are being negotiated.

Industry observers expect the ACCC to pay close attention in 2026 to acquisitions that aggregate renewable-generation portfolios or combine generation with grid-scale storage, reflecting broader policy concerns about market power in the transition economy.

Sector Consents, Licences, Grid Connection and Environmental Approvals

Sector consents are frequently the longest-lead and least predictable element of the approval gauntlet. Every energy asset operates under a web of licences, concession agreements, grid-connection contracts and environmental authorisations, many of which contain change-of-control provisions requiring regulatory or counterparty consent before a transfer can take effect.

Grid-connection agreements, governed by the National Electricity Rules and administered with reference to AER and AEMO requirements, can be particularly complex to transfer. Assignment clauses in connection agreements may require both the consent of the transmission or distribution network owner and compliance with ongoing technical performance standards. Delays in obtaining these consents are a common source of timetable slippage.

Practical Diligence Checklist, Documents to Prioritise Pre-Signing

• All generation and retail licences, identify change-of-control triggers, consent requirements and notification deadlines.
• Grid-connection agreements, review assignment and novation clauses; confirm whether AEMO or network-owner consent is required.
• Concession and lease agreements, check for landlord, government or community-benefit consent requirements.
• Environmental approvals, confirm transferability and any conditions that attach to the approval-holder (not just the site).
• O&M and EPC contracts, review change-of-control clauses in key operational agreements, including any performance guarantees tied to the incumbent owner.
• Government correspondence and undertakings, obtain copies of any prior FIRB conditions, ministerial correspondence or regulatory undertakings that will bind the incoming owner.

EU and US, What Buyers Must Expect When Filings Cross Multiple Regulators

Most significant cross-border energy infrastructure transactions in 2026 will involve filings in more than one jurisdiction. Where an Australian target is acquired by a European or US-headquartered buyer, or where the target has assets, contracts or supply relationships extending into the EU or US, parallel filings become unavoidable.

EU, Merger Control, FDI Screening and Cross-Border Energy Project Implications

The European Commission administers merger control under the EU Merger Regulation, applying turnover-based jurisdictional thresholds. Phase I reviews typically conclude within approximately 25 working days; if the Commission opens an in-depth Phase II investigation, the timeline extends to approximately 90 working days (with possible extensions). EU member states additionally operate their own FDI screening mechanisms for transactions involving critical infrastructure, including energy assets, with screening intensity varying significantly by member state.

Buyers should also be aware that EU Commission energy policy, including the Connecting Europe Facility (CEF) and Projects of Common Interest (PCI) frameworks, can create additional regulatory touchpoints where cross-border interconnectors or EU-funded projects are involved. Early indications suggest the Commission is applying more rigorous scrutiny to acquisitions that could affect the delivery of EU energy-security priorities.

CFIUS, United States National Security Reviews for Energy Infrastructure

The Committee on Foreign Investment in the United States (CFIUS) reviews acquisitions that could affect US national security. CFIUS energy infrastructure transactions are scrutinised where the target owns, operates or services critical infrastructure, including generation, transmission, pipeline and storage assets, or where it uses critical technologies relevant to the US energy supply chain.

CFIUS filings may be voluntary or, in certain defined circumstances involving critical technologies, mandatory. The review process includes an initial assessment period, a potential 45-day investigation period and, where national security concerns cannot be resolved, the possibility of presidential action. Mitigation agreements, requiring cybersecurity protocols, board-composition constraints or operational ring-fencing, are common outcomes for energy-sector transactions. Early engagement with CFIUS, including pre-filing consultations, is strongly advised to reduce the risk of retrospective unwinding.

Sequencing Filings and Drafting Conditions Precedent, A Practical Regulatory Timeline for Cross-Border Energy Infrastructure M&A in 2026

The difference between a deal that closes on time and one that collapses under regulatory delay is almost always in the sequencing. Filing obligations must be mapped before the term sheet is finalised, and the SPA must reflect the realistic timeline for each approval, not the optimistic one.

SPA Drafting Checklist, Clauses That Protect the Deal

• Regulatory condition precedent. Define precisely which approvals are required for completion, the standard of clearance (unconditional, or subject to conditions “acceptable to the Buyer acting reasonably”) and the consequences of non-satisfaction.
• Long-stop date. Set a realistic outside date by which all conditions must be satisfied, with provision for extension if a regulator requests additional information or initiates an extended review.
• Interim operating covenants. Require the seller to operate the business in the ordinary course between signing and closing, and to cooperate with all regulatory filings and information requests.
• Break fees and reverse termination rights. Allocate the cost of regulatory failure, a buyer break fee where the buyer cannot secure clearance, a reverse break fee where the seller’s actions (or a competing proposal) causes the condition to fail.
• Escrow and escrow-release mechanics. Where conditional clearance is likely, structure a portion of the purchase price into escrow, released upon satisfaction of post-completion regulatory milestones.
• Material adverse change carveouts. Carve out from the MAC definition any changes resulting from regulatory conditions or undertakings imposed as part of the clearance process, so that anticipated regulatory outcomes do not themselves trigger termination rights.

Illustrative Seller Covenant (practical precedent, illustrative only; seek legal advice):

“The Seller shall use all reasonable endeavours to obtain, or to assist the Buyer in obtaining, all Regulatory Approvals as promptly as practicable, including by providing all information reasonably requested by any Government Authority, participating in meetings with regulators and not taking any action that would reasonably be expected to delay or prejudice the grant of any Regulatory Approval.”

Negotiation Playbook, What Conditions Buyers Accept and How to Manage Remedies

Regulatory clearance in energy M&A rarely comes without strings. Buyers should enter negotiations with a clear framework for which conditions are commercially acceptable and where their redlines sit.

Common buyer concessions include purchase-price holdbacks released upon post-completion milestone satisfaction, escrow arrangements tied to regulatory or tax conditions, indemnities for losses arising from undertakings, and reverse break fees payable if the buyer fails to secure clearance despite reasonable efforts.

Typical regulatory remedies imposed on energy deals include divestiture of overlapping generation assets, ring-fencing of commercially sensitive market data, access undertakings allowing third-party use of grid infrastructure, and operational-continuity commitments. For foreign investment screening, regulators may impose board-composition requirements, data-localisation obligations or restrictions on future transfers.

Buyer redlines should be established early: most buyers will resist any obligation to accept structural divestiture (such as disposing of core assets) without a material adjustment to price, and will insist on a right to terminate if the regulatory conditions fundamentally alter the commercial rationale for the deal. As with any cross-jurisdictional legal matter, coordination between advisers in each relevant jurisdiction is essential to avoid contradictory commitments.

Conclusion, Closing Cross-Border Energy Infrastructure M&A in 2026

The approval gauntlet is not a barrier to successful cross-border energy infrastructure M&A in 2026, it is a project-management challenge that rewards preparation, sequencing discipline and precise SPA drafting. Deal teams that map filing obligations early, engage regulators proactively and build realistic timelines into their transaction documents will close. Those that treat approvals as a post-signing formality will face delays, value erosion and, in the worst case, deal failure.

The immediate priorities are clear: compile a jurisdictional filing map, run a strategic-asset assessment against FIRB and CFIUS criteria, identify every sector consent that requires change-of-control notification, and embed robust regulatory conditions precedent, with workable long-stop dates, in the SPA from day one. For transaction teams navigating cross-border energy infrastructure M&A in 2026, closing the deal means mastering the approvals timetable before it masters you.

For jurisdiction-specific guidance on FIRB applications, ACCC notifications, sector consents or SPA drafting for Australian energy transactions, consult a specialist through the Global Law Experts lawyer directory.