Asset Sale vs Share Sale in Thailand, Tax, Cost and Which to Choose for Your M&A

Every acquisition or divestiture of a Thai business forces the same structural question: should the deal be executed as an asset sale or a share sale?  The answer determines how much the seller nets after tax, how much risk the buyer inherits, and how long the transaction takes to close.  In Thailand, the tax gap between the two structures is stark, share transfers typically attract stamp duty of just 0. 1% of the consideration, while asset sales can trigger VAT at 7%, Special Business Tax, and land transfer fees.

With Thailand Revenue Department intensifying audits of deal re-characterizations and VAT/SBT assessments on business transfers throughout 2025–2026, choosing the wrong structure now carries greater enforcement risk than at any point in the past decade.  This guide provides a quantified, dimension-by-dimension comparison of asset sale vs share sale Thailand tax outcomes, a worked cost example on a THB 100 million transaction, and a clear decision framework so buyers, sellers and their counsel can commit to a structure with confidence.

Understanding the Two Deal Structures

Before comparing costs, it helps to define what each structure actually transfers and where Thai law draws the line.

In an asset sale (sometimes called an “asset deal”), the buyer purchases individually identified assets, and, if negotiated, assumes individually identified liabilities, directly from the target company. The target company itself continues to exist; it simply holds fewer assets after closing. Each category of asset (movables, intangibles, inventory, real property) follows its own transfer mechanic, and each may attract a different tax or registration fee. The seller remains liable for any obligations not expressly assumed by the buyer.

In a share sale (or “share deal”), the buyer purchases the equity of the target company from its shareholders. The company, with all of its assets, contracts, employees, licences and liabilities, passes to the new owner as a going concern. The transfer mechanic is simpler on paper: shares are endorsed, a share register is updated, and the company’s legal identity is unbroken. However, the buyer takes on whatever sits inside that corporate wrapper, known or unknown.

Neither structure is inherently “better.” The right choice turns on six dimensions, tax, transfer cost, liability, timing, regulatory approvals and warranty coverage, each of which plays out differently in Thailand’s legal framework. The sections below unpack each dimension and culminate in a concrete “choose A when / choose B when” framework.

Option A, Asset Sale: Mechanics, Tax Implications and Who It Suits

An asset sale in Thailand is governed by the general provisions of the Civil and Commercial Code for the transfer of property and obligations, together with the Revenue Code for tax. The buyer and seller negotiate an Asset Purchase Agreement (APA) that lists every asset to be transferred and every liability to be assumed. Assets typically fall into four buckets, each with its own transfer requirement:

• Movable assets (equipment, vehicles, inventory), transferred by delivery and, for registered items, by updating the relevant registry.
• Intangible assets (intellectual property, goodwill, software licences), transferred by assignment; trademark and patent assignments require registration with the Department of Intellectual Property.
• Real property (land, buildings, condominiums), transferred by registration at the Land Department, which triggers transfer fees and potentially SBT or withholding tax at the point of registration.
• Contractual rights (customer contracts, leases, supply agreements), require novation or assignment with the counterparty’s consent.

Do you pay tax on the sale of an asset in Thailand?

Yes. The tax implications of an asset sale in Thailand can be substantial. The sale of movable or intangible assets by a VAT-registered business attracts VAT at 7% of the sale price. Where real property is involved and the seller has held it for fewer than five years (or meets other criteria under the Revenue Code), Special Business Tax (SBT) at 3. 3% (including the municipal surcharge) may apply instead of VAT. Land transfers also incur a transfer fee of 2% of the appraised value at the Land Department and a stamp duty of 0. 5% if SBT does not apply.

The seller must recognise any gain on the disposal as ordinary business revenue subject to corporate income tax (CIT) at the standard rate of 20% for companies with net profit exceeding THB 300,000.

When to use an asset sale

Buyers favour the asset sale route when they want to cherry-pick specific assets and leave behind contingent or disputed liabilities. It is also the preferred structure when the buyer needs a stepped-up tax basis in depreciable assets such as machinery, plant or IP, the purchase price allocated to those assets becomes the new depreciable cost base, which can generate meaningful CIT savings over the asset’s remaining useful life. Sellers, however, should be aware that the combined VAT/SBT and transfer-tax exposure on an asset sale can significantly reduce net proceeds compared with a share sale, particularly when the asset base includes real property or high-value intangibles.

Option B, Share Sale: Mechanics, Tax Treatment and Who It Suits

In a share sale, the buyer acquires the target company’s shares from its existing shareholders. For a Thai private limited company, shares of a private company are transferred by endorsement of the share certificate and entry in the company’s shareholder register. No registration at the Department of Business Development (DBD) is required for the transfer itself, although the annual shareholder list filed with the DBD will reflect the change.

Thailand stamp duty on shares

The headline tax cost is low. Share transfer instruments attract stamp duty at 0.1% of the paid-up value or the consideration, whichever is higher, under the Thai Stamp Duty Act. There is no VAT on a share transfer and no SBT. There is also no land transfer fee, even if the target company owns substantial real property, the property stays inside the company, and ownership of the company changes hands rather than ownership of the land. This single distinction makes the share sale materially cheaper in direct transfer taxes for deals with significant real-estate holdings.

Advantages and disadvantages of a share sale

Sellers typically prefer a share sale for its simplicity: one transfer instrument, one stamp-duty payment, and the company’s contracts, licences and employees continue without novation or re-registration. Capital gains realised by a Thai corporate seller are treated as ordinary revenue and taxed at the standard CIT rate of 20%. Individual Thai-resident sellers pay personal income tax on the gain at progressive rates. Foreign corporate sellers may benefit from double-taxation agreements (DTAs) that reduce or eliminate Thai withholding on share-sale proceeds, depending on the treaty and the target’s asset composition.

Buyers, however, inherit the entire liability profile of the target. Environmental obligations, pending litigation, undisclosed tax liabilities and employee claims all transfer with the shares. Robust warranties and indemnities, or warranty-and-indemnity (W&I) insurance, become essential, and the cost of thorough due diligence is typically higher than in an asset sale. The buyer also does not receive a stepped-up tax basis in the underlying assets; depreciation continues on the target’s existing book values.

Is asset sale tax treatment different from a stock or share sale?

Fundamentally, yes. An asset sale can attract VAT (7%), SBT (3.3%), land transfer fees (2%) and stamp duty on property instruments, costs borne at the asset level. A share sale attracts only stamp duty at 0.1% on the share transfer instrument, with no VAT, no SBT and no land transfer fee. The corporate income tax treatment of the seller’s gain is similar in principle (ordinary revenue at 20% CIT), but the base and character of the gain can differ depending on the allocation of the purchase price across individual assets versus a single block of shares.

Asset Sale vs Share Sale, Side-by-Side Comparison

The table below maps every critical decision dimension for asset sale vs share sale Thailand tax and cost outcomes. Use it as a quick reference before diving into the detailed analysis that follows.

Key takeaways from the comparison:

• The share sale route is almost always cheaper in direct transfer taxes, stamp duty of 0.1% versus potential VAT/SBT and land fees that can exceed 10% of the asset value in aggregate.
• The asset sale gives the buyer superior liability protection and a stepped-up depreciable basis, but at the cost of more complex closing mechanics and higher transaction taxes.
• Deals with significant real property tilt heavily toward a share sale on a cost-comparison basis alone.
• Both structures produce a CIT-taxable gain for the seller; the difference lies in transfer-level taxes, not income-level taxes.

Dimension-by-Dimension Analysis: Asset Sale vs Share Sale Thailand Tax and Cost

Tax implications, stamp duty, VAT and SBT

This is the dimension that most often determines structure. The table below applies each tax to a hypothetical THB 100 million transaction.

The gap is dramatic. On a THB 100 million deal with a mixed asset base, the asset sale route can generate fifty to ninety-five times more transfer-level tax than a share sale. Sellers negotiating net-of-tax proceeds and buyers modelling total acquisition cost must quantify this gap early, at the letter-of-intent stage, using actual asset schedules and appraised values rather than estimates.

Transfer taxes, land and property implications

Real property is the single largest swing factor. When land or buildings form a material part of the target’s value, an asset sale triggers three potential charges at the Land Department:

• Transfer fee: 2% of the government-appraised value.
• Stamp duty (property): 0.5% of the appraised or sale value (whichever is higher), unless SBT applies.
• SBT: 3.3% (including municipal surcharge) on the sale price or appraised value (whichever is higher) for property held fewer than five years or meeting other Revenue Code criteria.

In a share sale, none of these charges arise because the land title stays with the target company. This makes the share sale the default choice for property-heavy targets such as hotels, industrial estates and retail developments. Where a buyer needs specific plots but not the entire company, a hybrid structure, acquiring the shares of a special-purpose holdco that owns only the relevant property, can deliver the same tax efficiency while ring-fencing liabilities.

Corporate income tax and capital gains treatment for sellers

Thailand does not impose a separate capital-gains tax on companies. All gains earned by a Thai juristic person, whether from selling assets or selling shares, are treated as ordinary business revenue and taxed at the standard CIT rate of 20%. For individual Thai-resident sellers, share-sale gains are subject to personal income tax at progressive rates up to 35%. Non-resident individual sellers face withholding tax on Thai-sourced gains; however, the applicable DTA may reduce or eliminate the Thai tax if the shares do not derive more than 50% of their value from Thai immovable property (a common DTA provision).

For foreign corporate sellers, the treaty position is critical. Many DTAs to which Thailand is a party allocate taxing rights over share-sale gains to the seller’s home jurisdiction, provided the target is not a land-rich company. Asset sales, by contrast, almost always generate Thai-source income taxable in Thailand regardless of the treaty position, because the assets are situated in Thailand.

Liability, warranties and indemnities

The liability dimension often overrides tax considerations for buyers. In an asset sale, the buyer can explicitly exclude contingent liabilities, pending litigation and environmental obligations by not listing them in the APA. The seller retains these liabilities in the target entity, which continues to exist. Warranty and indemnity clauses focus on the specific assets transferred, title, encumbrances, condition and compliance.

In a share sale, the buyer acquires the entire corporate wrapper, including undisclosed or contingent liabilities. Due diligence must therefore be deeper and more expensive. Warranty schedules tend to be longer, indemnity caps higher, and escrow or holdback mechanisms more common. W&I insurance is increasingly used in Thai share transactions to bridge the gap between the seller’s indemnity cap and the buyer’s potential exposure. Buyers conducting a cost comparison between asset and share structures should factor in the incremental cost of W&I premiums, which typically run between 1% and 2% of the policy limit.

Timing and transaction costs

Asset sales are structurally slower. Each category of asset requires its own transfer mechanism, Land Department registration for real property, IP office filings for trademarks and patents, novation agreements for material contracts, and consent processes for assigned leases. A complex asset sale with real property and multiple contract novations can add two to four months to the closing timeline compared with a share sale of the same business.

Share sales compress the closing timeline because the transfer instrument is a single endorsed share certificate and an updated shareholder register. However, if the transaction triggers merger-control review by the Trade Competition Commission of Thailand (TCCT) or requires approval under the Foreign Business Act (FBA), regulatory lead times can extend closing by several weeks. Professional fees for share sales tend to be lower on the transactional side but higher on due diligence and warranty negotiation.

Regulatory and merger-control considerations

Thailand’s Trade Competition Act B.E. 2560 (2017) requires post-merger notification (and, for certain dominant-position thresholds, prior approval) to the TCCT when a merger or acquisition meets prescribed market-share or revenue thresholds. Share acquisitions that result in a change of control will almost always engage this analysis. Asset acquisitions may also trigger the notification requirement if the assets constitute a “business” under the Act.

Sector-specific approvals add complexity. Acquisitions in banking, insurance, telecommunications and energy require prior consent from the relevant regulator (Bank of Thailand, OIC, NBTC or ERC respectively). If the buyer is a foreign entity, the FBA restricts majority foreign ownership in “List 3” businesses, and a Foreign Business Licence or exemption may be required. BOI-promoted companies enjoy certain exemptions from FBA restrictions, but the buyer must confirm the promotion certificate covers the relevant activity before relying on this route. Early regulatory mapping, ideally at LOI stage, prevents last-minute structural pivots that can re-open tax and cost assumptions.

What Changes in 2026

Industry observers expect the asset-sale-vs-share-sale calculus to shift further in 2026 for three reasons. First, the Thai Revenue Department has expanded its audit programme targeting VAT and SBT assessments on transfers of business assets, with a particular focus on goodwill and IP allocations that sellers have historically characterised as non-VATable. The likely practical effect is that asset sellers face higher re-assessment risk if purchase-price allocations are not robustly documented.

Second, enforcement attention has turned to share-sale stamp duty, with closer review of whether the duty base should be the stated consideration or the fair market value of the shares, a distinction that can increase stamp-duty liability where shares are transferred at below-market prices in related-party restructurings. Third, the TCCT has signalled faster turnaround on merger notifications, but early indications suggest that the increased volume of filings is still producing backlogs in practice.

Practical mitigations for 2026 include: obtaining a pre-closing tax opinion on VAT/SBT exposure before signing the APA; structuring escrow or holdback provisions to cover potential tax re-assessments for 12–24 months post-closing; and extending tax-warranty periods in SPAs to align with the Revenue Department’s assessment-limitation period.

Decision Framework, Which Is Better: Asset Sale or Share Sale in Thailand?

Use the table below to match your priority to the recommended structure. This is general guidance, obtain Thai tax counsel before committing.

Choose an asset sale when:

• You need to exclude specific legacy liabilities, pending litigation or environmental obligations.
• The buyer requires a stepped-up asset basis for CIT depreciation on high-value plant or IP.
• The target’s contract portfolio or licences are easily novated and not the primary value driver.

Choose a share sale when:

• The seller needs a clean, single-instrument exit and wants to avoid multiple asset transfers.
• The primary concern is minimising upfront transfer taxes and maintaining licence or contract continuity.
• The buyer is comfortable managing inherited liabilities through robust warranties, indemnities and W&I insurance.

When to Engage a Lawyer for This Decision

Choosing between an asset sale and a share sale in Thailand is not a decision to make on spreadsheet modelling alone. Engage experienced M&A tax counsel, ideally at the term-sheet or LOI stage, when any of the following apply:

• Uncertain VAT or SBT exposure: the target holds real property, significant goodwill or IP, and you cannot confirm whether VAT or SBT will apply without a formal tax analysis.
• Cross-border shareholding: the seller is a foreign entity and the applicable DTA may reduce or eliminate Thai withholding on share-sale proceeds, but only if the treaty conditions are satisfied.
• Regulated sector: the target operates in banking, insurance, telecoms, energy or another licensed sector where licence transfer or change-of-control requires prior regulatory approval.
• Substantial contingent liabilities: pending litigation, tax disputes or environmental claims make the choice between assuming and excluding liabilities a deal-critical issue.
• Escrow or W&I structuring needed: the parties need to allocate post-closing tax risk through escrow accounts, holdbacks or W&I insurance policies that require specialist drafting.

Counsel will need the target’s most recent financial statements, tax returns for the prior three years, the asset register, a schedule of material contracts and licences, and any pending or threatened claims. Providing these documents at the outset accelerates the structural analysis and avoids costly re-work after heads of terms are agreed. Find an M&A or tax lawyer in Thailand through the Global Law Experts directory.

Sources

1. FRANK Legal & Tax, “Share Deal or Asset Deal?”
2. Wise Equity Legal Counsel, Asset Deal vs. Shares Deal in Thailand
3. Weerawong C&P, Private Mergers and Acquisitions in Thailand: Overview
4. Baker McKenzie, Thailand Quick Reference Guide (Global Private M&A Guide)
5. DLA Piper, Taxation of Asset Deals in Thailand
6. PwC Tax Summaries, Thailand Corporate Income Determination
7. Thai Revenue Department (Official)
8. KPMG, Taxation of Cross-Border M&A: Thailand
9. TaxtankTV, Merger & Acquisition Taxation in Thailand