Thailand–myanmar Cross‑border M&A (2026): Structuring, Approvals & Practical Risks

Thailand Myanmar M&A activity is entering a decisive new phase in 2026, and Thailand’s Foreign Business Act continues to shape how inbound acquisitions and outbound investments are structured, approved and taxed. For in‑house counsel, acquirers, sellers, private equity sponsors and corporate bankers, the practical question is no longer whether to transact across this border, but how to structure a deal that survives regulatory scrutiny in two jurisdictions with very different enforcement realities. This guide sets out the concrete structuring options, the approvals map and timelines, the tax and foreign‑exchange traps, a working due diligence checklist, and the nominee and enforcement risks that most often derail transactions.

It takes a position: for most buyers concerned with liability and exit, a Thai special‑purpose vehicle combined with a Myanmar joint venture or asset purchase is often the stronger default, and we explain when a direct share purchase may be preferable.

Market & Regulatory Snapshot, Thailand and Myanmar

Any Thailand Myanmar M&A transaction sits on two regulatory foundations that rarely align neatly. Thailand’s regime is comparatively transparent and increasingly substance‑focused; Myanmar’s is codified but practically unpredictable, with approval bottlenecks and political risk that experienced dealmakers price in from day one. Understanding both before term sheets are signed is what separates a clean close from a stalled or unenforceable deal.

Thailand’s FBA framework, key features affecting inbound acquisitions

The Foreign Business Act B. E. 2542 (1999) remains the central instrument governing what foreigners may own and operate in Thailand. Its three reserved‑business lists and the definition of a “foreign” entity determine whether a foreign business licence, certificate or exemption is required before a transaction completes. The current statutory text is published through the Royal Thai Government Gazette and consolidated in the Office of the Council of State (Krisdika) legislation database. Buyers should read the current statutory text and any subordinate ministerial regulations directly rather than rely on secondary summaries, because the reserved‑list categories and permit thresholds drive the entire structuring decision, and enforcement practice around economic substance and beneficial ownership has been sharpening in recent years.

Where a target’s activities fall into a restricted category, promotion from the Board of Investment (BOI) can, in defined cases, relax foreign shareholding constraints and deliver tax incentives, but BOI status carries its own conditions that must be diligenced before closing.

Myanmar business landscape & cross‑border practicalities

On the Myanmar side, corporate transactions are administered by the Directorate of Investment and Company Administration (DICA), with sectoral investment restrictions and larger‑investment approvals routed through the Myanmar Investment Commission (MIC). Company registration, share transfers and beneficial‑ownership filings are governed by the Myanmar Companies Law 2017, texts of which are available through the Myanmar Legal Information System. In practice, the codified position and the operational reality often diverge. Foreign ownership caps apply in specified sectors, sectoral licences may not transfer automatically on a change of control, and third‑party consents, from lessors, lenders and government counterparties, can take far longer to obtain than the statute implies.

Currency convertibility and repatriation are recurring pressure points, and political risk affects both timing and enforceability. In practice, the paper approval is only the first step; securing the practical cooperation of the target’s counterparties and regulators is where deals actually live or die. Buyers should treat Myanmar approval timelines as elastic and build suspensive conditions and long‑stop dates accordingly. For a broad policy overview of both jurisdictions, the UNCTAD Investment Policy Hub country profiles are a useful cross‑check.

Typical Deal Routes & Structuring Options for Thailand Myanmar M&A

Two structures account for the large majority of Thailand Myanmar M&A transactions: a direct share purchase of the Myanmar target by the Thai buyer (Option A), and a Thai special‑purpose vehicle combined with a Myanmar joint venture or asset purchase (Option B). Each has a defensible use case. The comparison table below is the decision centrepiece; read it against the deal’s specific facts, then apply the decision framework that follows.

Decision framework, choose Option A or Option B

Choose Option A (direct share purchase) when:

• The target’s licences and contracts are non‑transferable or heavily relationship‑driven, so novating them individually would be impractical or value‑destructive.
• The buyer needs immediate operational control and continuity of the going concern.
• The seller wants a clean exit and can credibly stand behind robust representations, warranties and escrow arrangements.

Choose Option B (Thai SPV + JV / asset purchase) when:

• The buyer’s priority is limiting legacy liability, or sectoral restrictions make direct foreign ownership of the target impractical.
• Tax and FX planning, or flexibility on eventual exit through the Thai entity, is paramount.
• The buyer can invest the time to build real economic substance in the Thai SPV rather than a paper holding company.

Our general view: for the typical financial or strategic buyer worried about hidden liabilities, opaque Myanmar counterparties and exit optionality, Option B is frequently the stronger default. It contains legacy risk, can simplify the eventual sale process through a Thai vehicle, and reduces exposure to the nominee and enforcement problems that plague direct ownership. Option A is often preferable where the target’s value is locked into non‑transferable licences or relationships that a carve‑out would destroy. The right choice always depends on the specific facts and should be tested with local counsel.

Practical worked examples for Thailand Myanmar M&A

Buyer‑centric share purchase. A Thai manufacturer acquires 100% of a Myanmar target whose principal asset is a long‑term, non‑assignable supply licence. A share purchase preserves the licence and customer contracts intact. The buyer offsets inherited‑liability risk with a broad indemnity package, an escrow retention against tax and regulatory exposures, and a change‑of‑control approval as a suspensive condition. Completion timing is gated by DICA and any sectoral approvals.

Asset purchase through a Thai SPV. A private equity buyer forms a Thai SPV (with BOI promotion assessed where relevant), which acquires the operating assets and key employees of a Myanmar business while leaving historical liabilities with the vendor. This limits exposure to undisclosed tax and litigation risk, but requires lessor and counterparty consents and typically takes longer. The buyer accepts the additional transfer taxes as the price of a cleaner balance sheet and a simpler future exit.

Joint venture with an earn‑out. Where the seller retains local knowledge or relationships that the buyer needs, a JV with a phased earn‑out aligns incentives. The Thai SPV holds a controlling economic interest with genuine substance, the local partner contributes market access, and the earn‑out ties consideration to post‑closing performance, spreading price risk across the transition.

Approvals Map & Timeline, Thailand and Myanmar

Approvals sequencing is the single biggest determinant of deal timing. Map every filing, agency touchpoint and third‑party consent before signing, and make the critical ones express suspensive conditions with a realistic long‑stop date.

Thailand approvals: FBA, BOI and DBD

On the Thai side, the first question is whether the acquisition vehicle or the target activity engages the Foreign Business Act. Where the business falls within a reserved category, the applicable foreign business licence, certificate or exemption from the relevant authority must be obtained, and this should be a condition precedent to completion. Where BOI promotion is available and desirable, the promotion application and its conditions must be assessed early, because BOI status can affect permitted foreign shareholding and delivers tax benefits that materially change the structuring economics. Standard corporate steps, share transfers, director changes and shareholder registers, are filed with the Department of Business Development (DBD).

Routine DBD filings are relatively quick, but FBA permits and BOI promotion introduce the real timing variability on the Thai side, and both should be modelled as gating items rather than post‑closing formalities.

Myanmar approvals: DICA, MIC and sectoral licences

Myanmar approvals are where timelines most often slip. Company registration and beneficial‑ownership matters run through DICA, and investments above defined thresholds or in restricted sectors require Myanmar Investment Commission approval. A change of control can trigger a requirement to re‑confirm or re‑issue sectoral licences, and those licences frequently do not transfer automatically, a point that must be checked activity by activity rather than assumed. Asset transfers and JV formation typically require third‑party consents from lessors, lenders and government counterparties, and these are the practical bottleneck.

The workable approach is to begin informal engagement with the relevant Myanmar authorities and counterparties before signing, to sequence filings so that DICA and MIC steps run in parallel where possible, and to build generous contingency into the long‑stop date. Buyers should also confirm that beneficial‑ownership disclosures are accurate and current, because inconsistencies here are a common cause of delay and later enforcement exposure. Treat any assurance that Myanmar approvals will be “a formality” as a red flag warranting deeper diligence.

Key Legal Risks & Mitigation in Thailand Myanmar M&A

The following risks recur across Thailand Myanmar M&A deals. Each has practical, well‑established mitigations, but only if identified before signing.

Nominee & beneficial ownership risks

Nominee shareholding, using local individuals to hold shares on behalf of a foreign investor to circumvent ownership rules, is the most serious latent risk in this corridor. Under Thai law, nominee arrangements to evade the Foreign Business Act carry administrative and criminal exposure, and enforcement around substance and beneficial ownership has been tightening; the governing text should be read directly on Krisdika. Myanmar has its own beneficial‑ownership disclosure expectations administered through DICA. The mitigation is structural rather than contractual: build genuine economic substance into the acquisition vehicle, avoid proxy shareholders entirely, and document the real beneficial ownership consistently across both jurisdictions.

Diligence must go behind the share register to identify whether existing arrangements in the target are themselves nominee structures, inheriting an unlawful arrangement is a walkaway‑grade problem, not a warranty‑and‑indemnity one.

Contractual liabilities, regulatory non‑compliance and hidden tax exposure

In a share purchase, the buyer inherits everything, including undisclosed tax liabilities, regulatory breaches and litigation. The core defences are a well‑drafted set of representations and warranties, a specific indemnity for identified risks, and an escrow or retention sized to the credible downside and held for a period long enough to cover the relevant limitation and tax‑audit windows. Warranty and indemnity insurance is increasingly used across South‑East Asian deals to bridge the gap where a seller cannot or will not stand behind full warranty coverage, particularly on cross‑border transactions where enforcing a claim against a vendor may be difficult in practice.

For higher‑risk targets, an asset purchase through a Thai SPV, leaving legacy liability with the vendor, remains the cleanest mitigation of all.

FX, repatriation & sanctions risk

Cross‑border payment flows require careful planning. Thai foreign‑exchange controls and remittance rules are administered by the Bank of Thailand, and buyers must confirm the permitted mechanisms and documentation for both the consideration payment and future dividend or exit repatriation. On the Myanmar side, currency convertibility and repatriation constraints can restrict a buyer’s ability to extract returns, and these limits should be stress‑tested in the financial model rather than assumed away. Sanctions and anti‑money‑laundering screening is non‑negotiable: screen the target, its ultimate beneficial owners, its counterparties and the funds flow, and document that screening. Given the Myanmar context, a robust sanctions and AML assessment should be completed early enough to inform whether the deal proceeds at all.

Due Diligence Checklist (Practical)

Diligence in this corridor must be deeper than a domestic deal because public records are less reliable and enforcement of post‑closing claims is harder. Use the checklist below and insist on originals where the risk justifies it.

Corporate & ownership due diligence

• Verify the share register, constitutional documents and DICA filings against each other.
• Trace ultimate beneficial ownership and test explicitly for nominee arrangements.
• Confirm director appointments, board resolutions and any shareholder agreements or side letters.

Regulatory & licensing due diligence

• List every operating licence and sectoral permit, and confirm whether each survives a change of control.
• Check FBA classification of the activities and any BOI conditions attaching to the vehicle.
• Identify all government counterparties whose consent is required for transfer.

Tax, employment, property & third‑party consents

• Review historical tax filings, outstanding assessments and any audit exposure in both jurisdictions.
• Confirm employment terms, transfer obligations and any accrued liabilities for key staff.
• Verify title to real property and equipment, lease assignability, and lessor consent requirements.
• Compile all third‑party consents, lenders, lessors, key customers and suppliers, needed to complete.

Documents to insist on: audited financials, tax clearance evidence, original licences, the full contract register and beneficial‑ownership declarations. Red flags that should trigger a walkaway: evidence of existing nominee structures, unexplained related‑party dealings, missing or lapsed sectoral licences, and material tax exposures the seller cannot or will not indemnify. A structured due diligence checklist should accompany every deal file.

Tax & Treasury Considerations

Tax structure frequently drives the choice between a share and an asset deal, and it should be modelled before, not after, the structure is agreed.

Thailand tax angles

Thai corporate income tax, withholding tax on cross‑border payments and stamp duty all interact with the deal structure. Withholding obligations on dividends, interest and certain payments to non‑residents must be confirmed against current guidance from the Thai Revenue Department, and any treaty relief position documented in advance. A BOI‑promoted vehicle may access incentives that materially alter the after‑tax return, which is a further reason to assess BOI status early.

Myanmar tax angles & double tax relief

On the Myanmar side, share sales can trigger capital gains taxation and asset transfers can attract transfer taxes, commercial tax and withholding, so the share‑versus‑asset comparison is as much a tax question as a liability one. Non‑resident sellers should confirm their Myanmar position and whether any double‑tax relief is available under an applicable treaty to avoid the same gain being taxed twice. Because repatriation of after‑tax proceeds can be constrained, treasury planning and tax planning must be run together. Verify all current rates and positions with qualified Myanmar tax advisers before relying on them.

Transaction Mechanics: SPA, Escrow, Warranties & Dispute Resolution

Drafting priorities in this corridor differ from a purely domestic deal. Representations and warranties should be specific to the identified regulatory, tax and ownership risks rather than boilerplate. Escrow or retention should be sized to the credible downside and held long enough to cover tax‑audit and limitation windows, a longer tail than buyers often propose. Because enforcing a judgment or contractual claim through the Myanmar courts is uncertain, the governing law and dispute‑resolution clause matter enormously: international arbitration with a neutral, reputable seat is the market standard, and the buyer should confirm the practical enforceability of any award before relying on it.

Where the seller’s covenant is weak, warranty and indemnity insurance can substitute security that a cross‑border vendor cannot otherwise provide.

Practical Checklist for Closing & Immediate Post‑Closing Priorities

A disciplined 30/60/90‑day plan helps prevent value leakage after signing.

1. First 30 days: complete DBD and DICA registration of the transfer, confirm director and signatory changes, and secure custody of licences and statutory records.
2. By 60 days: transfer or re‑register sectoral licences, novate key contracts, migrate banking and treasury arrangements, and complete employee transfers.
3. By 90 days: finalise tax registrations, integrate compliance and beneficial‑ownership reporting, and close out any outstanding conditions or consents.

Choosing Advisers & Fee Expectations

Successful Thailand Myanmar M&A requires coordinated Thai and Myanmar counsel plus tax and financial advisers. Fees vary with deal size and complexity: expect a mix of fixed fees for defined workstreams (diligence, drafting, filings) and, in some mandates, a success element. Budget separately for local Myanmar counsel, whose on‑the‑ground knowledge of DICA and sectoral licensing is indispensable. To engage the right team, use the GLE hire commercial lawyer Thailand, practical checklist and browse the GLE lawyer directory.

Conclusion & Recommended Next Steps

Thailand Myanmar M&A in 2026 rewards structure discipline over speed. Read the current FBA text directly, decide early between a direct share purchase and a Thai SPV plus JV or asset purchase, and map every Thai and Myanmar approval as a suspensive condition with a realistic long‑stop date. For many buyers focused on liability containment and exit, Option B is the stronger default; Option A is often preferable for non‑transferable licences and relationship‑critical targets. Diligence beneficial ownership rigorously, avoid nominee arrangements entirely, and secure your protection through specific warranties, right‑sized escrow and international arbitration. To pressure‑test your structure, talk to a GLE Thailand commercial M&A specialist and explore the Global Law Experts directory.

Sources

1. Office of the Council of State (Krisdika) – Thai legislation database
2. Royal Thai Government Gazette (Ratchakitcha)
3. Board of Investment (BOI) Thailand
4. Department of Business Development (DBD), Thailand
5. Bank of Thailand (BOT)
6. Thai Revenue Department
7. Directorate of Investment and Company Administration (DICA), Myanmar
8. Myanmar Legal Information System (MLIS)
9. UNCTAD, Investment Policy Hub