Related-Party Transaction Risks in Vietnamese Target Companies

Vietnam related-party transaction diligence addresses how related-party transactions can distort profitability, move value outside a target and expose a buyer to tax, governance and minority-shareholder claims. In Vietnamese companies, commercial relationships with founders, family members, affiliates and shareholder-controlled suppliers are often embedded in daily operations but incompletely documented.

This guide explains how buyers should identify, test and address related-party transaction risks during Vietnam M&A due diligence. The review should form part of the broader Vietnam M&A due diligence process.

Why related-party diligence matters

A target may report attractive earnings while benefiting from below-market rent, shareholder funding, free management services or favourable supply arrangements that will disappear after closing. Conversely, excessive fees, asset transfers or loans may have diverted value from the company.

1. Map the related-party universe

Identify shareholders, beneficial owners, directors, managers, family members, affiliates and entities under common control. Compare corporate records, declarations, accounting notes, tax filings, email domains and bank-payment data.

Do not rely only on the statutory definition used by management. The buyer should also identify practical influence and informal relationships capable of affecting terms.

2. Build a complete transaction schedule

Request all sales, purchases, services, loans, guarantees, asset transfers, leases, licences and expense reimbursements involving related parties. Record counterparty, amount, pricing method, approval, contract, balance and business rationale.

3. Test completeness against financial data

Search ledgers for recurring counterparties, unusual descriptions, round-sum payments and transactions near period end. Compare bank accounts, receivables, payables and management expenses with the disclosed schedule.

4. Assess arm’s-length pricing

Review how prices were determined and whether comparable independent terms exist. Transfer-pricing documentation should align with actual conduct, invoices and allocation methods. Unsupported service fees and royalties deserve particular attention.

5. Review approvals and conflicts of interest

Examine board, members’ council and shareholder approvals, together with conflict disclosures and abstentions. Confirm that the correct corporate body approved each material transaction and that interested persons did not improperly influence the decision.

6. Analyse shareholder and affiliate loans

Review principal, interest, maturity, security, subordination and repayment history. Determine whether balances are genuine debt, quasi-equity or distributions. Confirm foreign-exchange and tax compliance for cross-border funding.

7. Examine guarantees and off-balance-sheet support

Identify guarantees, comfort letters, pledges, cash pooling and commitments supporting founders or affiliates. These exposures should be coordinated with the buyer’s review of hidden debt and off-balance-sheet liabilities.

8. Review founder-owned assets and premises

Determine whether the business uses land, offices, equipment, intellectual property, vehicles or digital accounts owned by founders or affiliates. Test lease terms, termination rights and the cost of replacing each dependency.

9. Investigate shared employees and services

Map personnel, IT, finance, procurement and sales functions shared across the group. Confirm allocation methods, data access, employment arrangements and whether transitional support will be needed after closing.

10. Analyse intercompany balances

Reconcile receivables, payables and advances by counterparty and age. Long-outstanding or disputed balances may require write-offs. Agree whether they will be settled, assigned, capitalised or left in the target at closing.

11. Review asset transfers and value leakage

Examine disposals, acquisitions, dividends, bonuses, management fees and unusual payments before signing. Identify transactions outside ordinary business and determine whether leakage protections are required between the valuation date and closing.

12. Consider tax and regulatory exposure

Related-party dealings may trigger transfer-pricing adjustments, withholding tax, value-added tax, foreign-exchange issues and administrative penalties. Evaluate both historic exposure and whether the operating model can continue compliantly.

Negotiation pitfalls buyers encounter after Vietnam related-party transaction diligence

Buyers frequently underestimate how related-party arrangements distort a target’s reported profitability. Standard valuation methodology treats a quality-of-earnings analysis as essential precisely because reported EBITDA can be inflated or depressed by non-arm’s-length pricing with founder-owned suppliers, shared-service arrangements, or off-market rent for founder-owned premises. Vietnam related-party transaction diligence should normalise historical earnings for these distortions before the buyer relies on them to set valuation.

A frequent pitfall is accepting management’s assertion that related-party pricing is “market rate” without independent benchmarking. Vietnam related-party transaction diligence should test pricing against comparable third-party arrangements where available, since related-party transactions priced above or below market can materially overstate or understate the business’s standalone earning power once the relationship is severed or renegotiated post-closing.

Sellers often resist post-closing restrictions on related-party arrangements, particularly where a founder intends to remain a supplier or landlord after the transaction. Buyers should negotiate clear terms for any continuing related-party relationship, including market-rate repricing and termination rights, rather than allowing informal historical arrangements to continue on an undocumented basis.

Vietnam related-party transaction diligence market practice: normalisation and disclosure

Market practice on Vietnam deals typically requires a full related-party transaction schedule as a disclosure item, with the seller confirming completeness against underlying financial data rather than relying solely on management’s initial list. Buyers increasingly build a normalised EBITDA bridge that separately identifies the earnings impact of each material related-party arrangement, since this bridge often becomes a key input into purchase-price negotiations, particularly where a significant portion of costs or revenues flow through related entities.

Where related-party loans or guarantees exist, Vietnam related-party transaction diligence should confirm whether these will be settled, capitalised, or continued after closing, since unresolved intercompany balances can complicate post-closing consolidation and create unexpected tax withholding obligations if not properly documented as arm’s-length arrangements.

Worked example: converting a related-party finding into deal protection

Consider a hypothetical trading company where Vietnam related-party transaction diligence reveals that a substantial share of raw materials is purchased from a supplier owned by the founder’s family, at prices roughly 12% above comparable market quotes obtained by the buyer’s advisors. This arrangement has depressed the company’s reported gross margin relative to its true standalone profitability.

In this hypothetical, buyer’s counsel would typically build a normalisation adjustment into the valuation model reflecting market-rate pricing, and separately negotiate either termination of the related-party supply arrangement at closing or a binding commitment to reprice it at arm’s length going forward, with a specific indemnity for any shortfall if repricing is not achieved within an agreed period. This structure is illustrative only; the appropriate remedy depends on the arrangement’s contractual terms and strategic importance to the business.

Key red flags

• The related-party list omits founder or family-controlled entities.
• Material arrangements have no written contract or approval.
• Pricing cannot be supported by benchmarks or services received.
• The target depends on below-market rent or free affiliate support.
• Intercompany receivables are old, unsecured or uncollectible.
• Guarantees support debt outside the target group.
• Assets or cash moved shortly before the transaction.
• Shared systems allow affiliates continued access to target data.

Normalising valuation

Adjust earnings for non-market revenue, expenses and services. Determine the standalone cost of replacing shared resources. Treat uncollectible balances, shareholder debt and contingent support consistently in the purchase-price mechanism.

Turning findings into transaction protection

Pre-closing actions may include settling balances, releasing guarantees, transferring assets, terminating unfavourable contracts and signing transitional services agreements. Specific liabilities may justify a price adjustment, escrow or indemnity.

Representations should address completeness of related parties, approvals, arm’s-length terms, outstanding balances and absence of undisclosed benefits. Conduct-of-business and leakage covenants should restrict new related-party dealings before closing.

Vietnam related-party transaction diligence checklist summary

Deal teams can use the following checklist to confirm related-party coverage before signing:

• Vietnam related-party transaction diligence: map the full related-party universe, including founder-family entities.
• Vietnam related-party transaction diligence: benchmark related-party pricing against comparable market terms.
• Vietnam related-party transaction diligence: build a normalised EBITDA bridge reflecting arm’s-length adjustments.
• Vietnam related-party transaction diligence: confirm treatment of related-party loans and guarantees after closing.
• Vietnam related-party transaction diligence: review approvals and conflicts-of-interest documentation for each arrangement.

For the underlying disclosure framework, see Vietnam’s Ministry of Finance published guidance on related-party transaction reporting requirements, which supports the transparency standards referenced throughout this Vietnam related-party transaction diligence guide.

Key takeaways on Vietnam related-party transaction diligence

• Vietnam related-party transaction diligence should always normalise reported earnings for non-arm’s-length pricing before relying on them for valuation.
• Vietnam related-party transaction diligence findings are most effective when converted into a normalisation adjustment plus post-closing repricing terms.
• Vietnam related-party transaction diligence should confirm the treatment of intercompany loans and guarantees separately from operating arrangements.
• Vietnam related-party transaction diligence covering founder-owned assets typically surfaces the highest-value valuation adjustments.

Conclusion

Effective related-party diligence combines ownership mapping, accounting analytics, contract review and operational interviews. The buyer should finish with normalised earnings, a clear separation plan and transaction protections that prevent value from remaining with or leaking to the seller’s network.

IVLF Advisors’ M&A advisory Vietnam team routinely leads Vietnam related-party transaction diligence for cross-border acquisitions, converting normalisation findings into enforceable valuation adjustments and post-closing repricing terms. Buyers evaluating a Vietnamese target should also review our related guides on Vietnam tax due diligence and anti-bribery due diligence, both of which frequently intersect with related-party findings. For a transaction-specific risk assessment, contact IVLF Advisors as your Vietnam M&A lawyer to structure protection before signing.

Frequently Asked Questions

Why do related-party transactions matter so much in Vietnam M&A?

Related-party arrangements are common in Vietnamese privately held companies, particularly where a founder-family group operates multiple related entities. Vietnam related-party transaction diligence identifies where these arrangements have distorted reported profitability, since normalised earnings are essential to setting an accurate valuation.

How is related-party pricing tested for fairness?

Diligence teams typically benchmark related-party pricing against comparable third-party transactions where available, or against general market rates for similar goods, services, or premises, to determine whether the target has been overpaying or underpaying relative to arm’s-length terms.

What happens to related-party loans and guarantees after closing?

Vietnam related-party transaction diligence should confirm whether outstanding related-party loans or guarantees will be settled, capitalised, or continued after closing, since unresolved balances can complicate post-closing consolidation and may carry tax withholding implications if not properly documented.

Should founders be allowed to remain related-party suppliers after the deal?

This depends on the strategic value of the arrangement, but buyers typically negotiate market-rate repricing and clear termination rights for any continuing related-party relationship, rather than allowing historical informal arrangements to persist without documentation.

How does related-party analysis affect purchase price?

A normalised EBITDA bridge that separately quantifies the earnings impact of each material related-party arrangement often becomes a direct input into purchase-price negotiations, since buyers generally will not pay for earnings inflated by non-arm’s-length pricing.