Mergers & Acquisitions – Project Finance Interactions in Brownfield Electricity Projects: Successor Concessions and Regulatory Challenges
A doctrinal analysis of acquisitions, mid-term asset transfer and concession continuity in the Lao PDR
Note: This abridged Article is intended primarily for Lao legal practitioners and university-based legal academics in the Lao PDR, to contribute to professional legal practice, academic scholarship, and the development of legal knowledge.
By: Xaypaseuth Phomsoupha, Ph.D, Lecturer in Law, the Faculty of Law and Public Administration, UoC/Solicitor-at-Law, P&Son
Abstract
Mergers and acquisitions (M&A) increasingly offer investors a route to enter, refinance, or restructure operating electricity projects. In the Lao People’s Democratic Republic, however, acquiring shares in a concession company may not grant the legal right to operate the generating facility after its existing concession expires. This article examines the intersection between corporate acquisitions, project finance and successor concessions in Lao electricity projects, with particular reference to electric power and utility-scale renewable energy. It distinguishes a share transfer, an assignment of an unexpired concession, a term extension, and the grant of a new successor concession. Applying the 2024 Investment Promotion Law, the Electricity Law 2017, and relevant rules on corporate transactions, property, and secured financing, the article argues that succession depends on end-of-term asset ownership and governmental authorisation. A bankable acquisition must therefore integrate transfer arrangements, independent asset-condition assessments, regulatory approvals, financing consents and new operating/offtake rights. A successor concession is best understood as a distinct public-law authorisation implemented through commercially coordinated agreements, not as an automatic incident of an M&A transaction.
Keywords: mergers and acquisitions; project finance; electricity law; successor concession; hydropower; concession expiry; asset transfer; Lao PDR.
1. Introduction
Electricity concessions in the Lao PDR expose a fundamental tension between private investment expectations and the State’s continuing regulatory authority over strategic infrastructure. Although hydropower and renewable-energy projects are commonly structured through special purpose vehicles (SPVs), supported by concession agreements, power purchase agreements (PPAs), construction contracts, and long-term financing arrangements, their commercial viability still depends on rights granted for a legally defined period.[1] The corporate structure may facilitate private investment and allocate financial risks, but it cannot turn time-limited concession rights into permanent proprietary entitlements.[2]
Mergers and acquisitions (M&A) offer an alternative to brownfield investment by letting investors acquire equity interests in companies operating existing electricity projects. However, the apparent commercial advantages of acquiring operational assets may obscure significant legal and regulatory constraints. In particular, acquiring shares does not necessarily confer an unrestricted right to continue exploiting the underlying project assets or extend the concession period.[3] Under Articles 47 and 48 of the Law on Investment Promotion (Amended) 2024, changes in concession-business shareholding and transfers of concession rights are subject to distinct regulatory requirements.[4] Accordingly, corporate ownership, contractual rights, and governmental authorisation must be treated as legally separate matters, not interchangeable components of an investment transaction.
These distinctions become particularly contentious as an electricity concession approaches expiry. An incoming investor may attribute substantial commercial value to anticipated post-expiry revenues on the assumption that a successor concession will be negotiated or granted. However, such an assumption risks confusing a commercial expectation with an enforceable legal entitlement. Unless supported by applicable legislation, binding contractual provisions and the necessary governmental approvals, the prospect of concession renewal or succession should not be treated as an acquired right.[5] More fundamentally, if the existing concession agreement requires the transfer or retransfer of project assets to the Government upon expiry, acquiring the concession company cannot, by itself, displace those obligations or preserve ownership rights beyond the concession term.[6]
Project-finance arrangements compound the difficulty, as lenders frequently rely on future electricity revenues, contractual undertakings, security interests, and step-in rights. These protections may preserve lender interests during the existing concession period, but their effectiveness after expiry depends on the continuing existence and enforceability of the underlying rights.[7] The critical issue is therefore not merely whether an electricity project remains commercially productive, but whether its post-expiry operation has a sufficient legal basis to support continued investment and financing.
Against this background, the author critically examines whether M&A can provide a legally viable mechanism for successor electricity concessions in the Lao PDR, how ownership and operating rights should be distinguished upon concession expiry, and how regulatory, contractual and financing risks ought to be allocated. The central argument is that M&A may facilitate concession succession as a commercial transaction, but neither corporate acquisition nor contractual arrangements can substitute for competent State approval, create an automatic right to concession renewal, or override mandatory end-of-term asset transfer obligations.
2. Four Legally Distinct Transactions
2.1 Share acquisition and change of control
In a share acquisition, the purchaser acquires equity in the concession company rather than direct ownership of its underlying assets or contractual rights, which ordinarily remain vested in that company. Although the doctrine of separate corporate personality, as established in the English decision in Salomon, provides a useful comparative explanation, it does not constitute an independent legal basis under Lao law.[8] More critically, the continuity of the concession company’s legal identity must not be misconstrued as automatically preserving its concession rights or regulatory approvals. A change in shareholding or corporate control may trigger consent requirements, contractual restrictions or other legal consequences under the concession agreement, power purchase agreement (PPA) and financing documents. Furthermore, Article 47 of the Law on Investment Promotion (Amended) 2024 requires the competent licensing authority, within the scope of its delegated powers, to approve changes to concession businesses, including changes in shareholders or registered capital.[9] Accordingly, the legal effectiveness of a share acquisition must be distinguished from its regulatory consequences: the transfer of equity does not, in itself, establish the purchaser’s entitlement to continued concession rights, nor does it dispense with mandatory governmental approvals. This distinction is particularly significant in Lao electricity projects, where contractual continuity, investment authorisation and governmental control over concession rights operate as separate, albeit interconnected, legal considerations.
2.2 Transfer of an existing concession
An assignment of the concession business or its rights for the balance of an existing term differs from a share acquisition. Article 48 of the 2024 Investment Promotion Law addresses transfer of concession rights or businesses and imposes approval and compliance requirements, including sector-specific rules for energy projects.[10] The Electricity Law 2017 also contemplates transfers of an electricity business within the remaining concession period, subject to appropriate consent.[11] Such a transfer does not in itself enlarge the original expiry date. It transfers only those rights that can lawfully be transferred, on the terms of the approval and applicable agreements.
2.3 Extension of the existing concession
An extension of an electricity concession continues an existing concession for an additional period duly authorised by the competent State authority, rather than automatically creating new concession rights. Article 42 of the Law on Investment Promotion (Amended) 2024 establishes a general statutory framework in which concession terms are determined by the project’s nature, scale, investment value, and feasibility, subject to a maximum term of fifty years. It further provides that an extension may be granted, subject to a performance evaluation and a decision by the Government, National Assembly, or Provincial People’s Assembly, as applicable, within their respective statutory competences.[12] Crucially, the statutory possibility of extension must not be misconstrued as an enforceable entitlement to renewal, even where the concessionaire has complied with its contractual obligations or the project remains economically viable.
In the electricity sector, the Law on Electricity (Amended) 2017 governs concession extensions, particularly Article 64, which sets a maximum 25-year operational period for specified electricity projects, subject to legally authorised extensions or exemptions.[13] By contrast, Article 42 of the Law on Investment Promotion (Amended) 2024 establishes a general concession framework of up to 50 years, which operates as a supplementary (dispositive) provision insofar as sector-specific legislation prescribes a shorter period.[14] Accordingly, the electricity legislation prevails as lex specialis, and any extension affecting concession duration, State interests or mandatory asset-transfer obligations requires approval by the competent authority and, where applicable, specific statutory authorisation.
The distinction becomes especially important in M&A transactions involving electricity projects approaching concession expiry. Although an incoming shareholder may acquire control of the concession company and negotiate arrangements for continued operation, corporate control does not confer regulatory authority, nor can an agreement between private shareholders independently extend the concession period. Any proposed extension remains contingent upon the applicable approval process and its consistency with the governing legal framework. Accordingly, an acquiring investor’s commercial expectations must be distinguished from the concessionaire’s legally enforceable rights, particularly where the transaction valuation assumes post-expiry electricity revenues that have not yet received governmental authorisation.[15]
2.4 Successor concession after expiry
A successor concession is conceptually different: it is a new or replacement public-law concession arrangement that authorises continued operation or redevelopment after the earlier concession expires or is lawfully brought to an end. The term “successor concession” does not by itself establish a statutory entitlement, preferred-bidder status or right of first refusal. Those advantages must be shown in binding legislation, an enforceable provision of the existing concession, or a duly approved governmental process. Even an agreement to negotiate a successor concession should not be conflated with final approval of the successor project. At most, it can prescribe a lawful process and allocate negotiation-related obligations.
3. Lao Electricity Law and the End-of-Term Problem
3.1 Time-limited concession rights
The Electricity Law, 2017, states in Article 33 that the concession term is measured from the commencement of commercial operation and requires the transfer of the relevant activities to the Government on expiry, in good working order and without compensation.[16] That statutory formulation makes end-of-term reversion central to M&A valuation. Any project-specific derogation, later amendment or transitional rule must be verified against the controlling Lao text, applicable approvals and concession documents. Currently available public sources do not establish a general, automatic successor-concession mechanism applicable to all electricity projects.
3.2 Asset reversion is not share succession
A power project comprises several legal interests: company shares, plant and equipment, concession entitlements, leased or conceded land, water-use and environmental approvals, electricity-generation licences and contractual receivables. The legal treatment of each may differ. Thus, an incoming shareholder can own the SPV without an indefeasible interest in physical assets scheduled to revert to the State. A share transfer also does not necessarily renew the PPA, provide rights to use land after expiry, or authorise continued generation. Land rights and security arrangements require separate examination under the Land Law and Civil Code.[17] A sound successor-concession analysis must begin with an asset register classifying property as transferable State assets, remaining private property, third-party property or encumbered assets. It should then determine each category’s condition and ownership at the handover date. Technical inspection, environmental rehabilitation liabilities, major maintenance reserves and outstanding claims may materially affect both the State’s position and the successor operator’s acquisition price.
3.3 Three succession structures
Three structures are commercially conceivable. First, the existing concessionaire may seek an expressly authorised extension while retaining the SPV and, subject to consents, introducing a new investor. Secondly, the Government may take back the assets and award a fresh concession to an approved operator, potentially the former concessionaire or an investor acquiring an approved entity. Thirdly, a negotiated transfer-operate-retransfer or rehabilitation-type structure may transfer defined assets to a successor under a new agreement for an additional operating period. These are analytical structures, not assertions that each can be used without competition or specific statutory authorisation. Selection of a successor must comply with the approvals, procurement requirements and electricity-sector rules applicable at the time of award.
4. M&A Due Diligence for a Successor Electricity Project
4.1 Corporate and concession due diligence
Due diligence should test the target’s title to shares, constitutional powers, capital commitments, material indebtedness and restrictions on transfer. It must separately examine the original concession, amendments, governmental resolutions, investment certificate, implementing agreements and any correspondence concerning extension or succession. The key question is not simply whether the company is in good standing; it is whether the anticipated future operating rights have any presently enforceable legal basis. Treat documents describing an expected successor award as conditional until the competent authority has lawfully approved and executed the relevant instruments.
4.2 Technical, environmental and offtake diligence
For hydroelectric facilities, the acquirer should investigate dam safety, sedimentation, civil-works condition, reservoir and water rights, grid connection and outstanding environmental or resettlement obligations. For solar and wind facilities, component degradation, site restoration, land-access continuity and network capacity are material. Contractual rights under the PPA must be evaluated independently: expiry of the existing PPA may leave an otherwise operable plant without a secured purchaser or bankable tariff. Coordinate technical and legal due diligence, because a new concession for an ageing plant may depend on rehabilitation costs and future performance standards rather than historical generation alone.
4.3 Conditions precedent and valuation
An acquisition agreement designed around succession should set out conditions precedent covering necessary shareholder-change approvals, lender waivers, governmental approvals for the successor transaction, continued land access, execution or extension of an acceptable PPA, and arrangements for the transfer or use of project assets. Where approvals are not yet available, the buyer should avoid paying an unconditional price based on speculative post-expiry revenues. Staged consideration, escrow, deferred payments, long-stop dates and termination rights can allocate this risk more transparently. Warranties must distinguish existing rights from future regulatory outcomes, which a seller cannot guarantee solely through private contract.
5. Project Finance, Security and Lender Participation
Limited-recourse project finance depends principally on predictable cash flows and coordinated contractual rights.[18] Acquisition finance and refinancing are therefore especially sensitive to the new concession term. The scheduled tenor of debt must be reconciled with expiry, any compulsory transfer and the period needed to obtain successor approvals. Lenders may require cash sweeps, shortened amortisation, debt-service reserves or other mitigants where a new concession remains uncertain. Collateral packages can include share pledges and security over eligible movable assets or receivables, subject to the Civil Code and applicable registration and enforcement requirements.[19] Yet a share pledge does not allow the lender to circumvent the State’s approval of a new shareholder or operator; nor can a mortgage or contractual assignment convert a time-limited public-law concession into unrestricted private ownership. Security over accounts, PPA receivables, and offshore cash-flow arrangements must also comply with foreign-exchange controls and Bank of the Lao PDR requirements.[20] A direct agreement can provide notice of default, cure periods and an agreed route for the lenders to propose a substitute operator. For a successor concession, however, the critical distinction is between a lender’s contractual right to nominate a candidate and the Government’s legal authority to approve that candidate. Neither enforcement of share security nor the lenders’ step-in notice should be drafted as an automatic grant of State concession rights.
6. Structuring the Successor Concession
A defensible successor arrangement should expressly address: (i) the legal basis and approving authority for award; (ii) the status of assets transferred at expiry and any subsequent transfer of possession or operating rights; (iii) rehabilitation obligations and asset-condition baselines; (iv) the new concession term, commercial operation obligations and electricity offtake; (v) allocation of historical liabilities; (vi) permissible changes of control; and (vii) lender protections. A tripartite arrangement involving the Government, the outgoing asset-owning or concession entity, and the successor operator may be useful when their legal interests do not align. Its necessity depends on who actually owns the assets and holds the operative rights at the relevant time. A separate asset-transfer agreement may document handover but should not be treated as a substitute for the successor concession. If an electricity utility or State enterprise holds legal title to the assets following reversion, its role must be accurately reflected: a purported bilateral transfer by parties without the relevant proprietary authority may be ineffective.[21] A coordinated conditions-precedent structure can prevent asset transfers or payment of consideration before the new concession, PPA, licences, and financing become effective.
7. Regulatory Risk and Dispute Resolution
The principal risks are failure to obtain a successor award, divergence between existing and future concession terms, uncertainty over compensation, disputed asset condition, and disruption of generation pending handover. These are not ordinary seller-warranty issues alone. They arise because the State retains its regulatory competence over electricity services and concession assets. Contracts can allocate financial consequences of approval failure, but cannot require public authorities to disregard mandatory rules. International arbitration may offer a neutral forum for contractual disputes, subject to the governing agreement and applicable law. Laos is a party to the 1958 New York Convention, which provides a framework for recognition and enforcement of foreign arbitral awards subject to Convention exceptions.[22] Nevertheless, an arbitral award ordering contractual damages does not itself replace administrative authorisation for a successor concession. Drafting should distinguish commercial obligations, approval processes, termination compensation and disputes about the exercise of statutory powers.[23]
8. Recommendations and Conclusion
The contractual arrangements underpinning mergers and acquisitions (M&A) in Lao electricity projects need clearer provisions, particularly in distinguishing four legally separate transactions: changes in shareholding, assignments of concession rights during the concession period, extensions of existing concessions, and the award of successor concessions upon expiry.[24] These transactions carry different legal consequences and may not be subject to a single approval process. A more coherent regulatory approach would establish transparent advance-review procedures, objective technical and financial eligibility criteria, asset-condition assessments, and mechanisms for lender participation. Such measures would strengthen regulatory predictability, reduce transaction risks and improve project bankability, while preserving the statutory authority and discretion of the competent State institutions.[25]
The principal commercial objective of M&A involving existing electricity projects in the Lao PDR is to secure continued operation and revenue generation beyond the original concession term, whether the acquisition occurs during that term or in anticipation of its expiry. However, acquiring shares in a concession company does not automatically confer rights to extend or succeed the existing concession. Under Articles 42, 47, and 48 of the Law on Investment Promotion (Amended) 2024, concession extensions, shareholder changes, and transfers of concession rights are subject to distinct legal requirements and approval by the competent State authorities.[26] Continued operation must also comply with applicable electricity legislation and obligations for end-of-term asset transfers.[27] Accordingly, the viability of such acquisitions depends on aligning corporate ownership, concession rights, State asset interests, electricity revenues and lender security with the applicable approval requirements.[28] M&A may facilitate commercial continuity, but concession extension or succession requires an independent legal basis and competent State authorisation under Lao law.
[1] ER Yescombe, Principles of Project Finance (2nd edn, Academic Press 2014) chs 4–8
[2] World Bank, ‘Concessions, Build-Operate-Transfer (BOT) and Design-Build-Operate (DBO) Projects’ (PPP Reference) accessed 10 October 2026
[3] Yescombe (n 1) ch 7
[4] Law on Investment Promotion (Amended) 2024 (Lao PDR), arts 47–48
[5] Law on Investment Promotion (Amended) 2024 (Lao PDR), arts 42, 46–48
[6] World Bank, ‘Contract Expiry and Asset Handover’ (PPP Reference) accessed 10 October 2026; Yescombe (n 1) ch 7
[7] World Bank, ‘Key Issues in Developing Project Financed Transactions’ (PPP Reference) accessed 10 October 2026; Yescombe (n 1) chs 10–12
[8] Salomon v A Salomon & Co Ltd [1897] AC 22 (HL) (comparative corporate-law principle only
[9] Law on Investment Promotion (Amended) No 62/NA (Lao PDR, 28 June 2024) art 47
[10] Law on Investment Promotion (Amended) No 62/NA (Lao PDR, 28 June 2024) art 48
[11] Law on Electricity (Amended) (Lao PDR, 2017), arts 33 and 36 (published English translation, subject to verification against controlling Lao text and later effective amendments
[12] Law on Investment Promotion (Amended) No 62/NA (28 June 2024) (Lao PDR), art 42
[13] Law on Electricity (Amended) No 19/NA (Lao PDR, 9 May 2017) art 64; World Bank, Lao PDR PPP Legal and Regulatory Framework Gap Analysis Report (2021)
[14] Law on Investment Promotion (Amended) No 62/NA (Lao PDR, 28 June 2024) art 42
[15] ER Yescombe, Principles of Project Finance (2nd edn, Academic Press 2014)
[16] Law on Electricity (Amended) (Lao PDR, 2017), arts 33 and 36 (published English translation, subject to verification against controlling Lao text and later effective amendments).
[17] Law on Land No 70/NA (Lao PDR, 21 June 2019); Civil Code No 55/NA (Lao PDR, 6 December 2018
[18] ER Yescombe, Principles of Project Finance (2nd edn, Academic Press 2014); Philip R Wood, Law and Practice of International Finance (Sweet & Maxwell 2008).
[19] Civil Code (n 7) pt VII; Louise Gullifer and Jennifer Payne, Corporate Finance Law: Principles and Policy (3rd edn, Hart Publishing 2020).
[20] Law on Foreign Exchange Management (Amended) No 15/NA (Lao PDR, 7 July 2022).
[21] Law on Enterprises (Amended) No 33/NA (29 December 2022) (Lao PDR), arts 84, 119, 124 and 127
[22] Convention on the Recognition and Enforcement of Foreign Arbitral Awards (adopted 10 June 1958, entered into force 7 June 1959) 330 UNTS 3, arts III–V; UNCITRAL, Status of the New York Convention (Lao PDR accession 17 June 1998)
[23] Gary B Born, International Commercial Arbitration (3rd edn, Kluwer Law International 2021).
[24] Law on Electricity (Amended) No 19/NA (9 May 2017) (Lao PDR) arts 38 and 64; Law on Investment Promotion (Amended) No 62/NA (28 June 2024) (Lao PDR) arts 43 and 45
[25] Law on Investment Promotion (Amended) No 62/NA (28 June 2024) (Lao PDR) arts 42, 47–50; Law on Electricity (Amended) No 19/NA (9 May 2017) (Lao PDR) art 64
[26] Law on Investment Promotion (Amended) No 62/NA (2024) (Lao PDR), arts 42, 47–48
[27] Law on Electricity (Amended) 2017 (Lao PDR), arts 33, 36–38
[28] Law on Enterprises (Amended) No 33/NA (29 December 2022) (Lao PDR), arts 84, 107 and 110