Are you a foreign investor (or a business with foreign ownership) signing contracts in Vietnam ? One seemingly minor clause can turn into a very large cost when a dispute arises — from being unable to collect payment, to losing the right to claim penalties, to getting stuck with an ineffective dispute resolution mechanism.

Below are the most common contract pitfalls foreign investors face in Vietnam, together with practical, detailed legal ways to protect your business interests under the prevailing regulatory framework.

1. Assuming “Bilingual Contract = Two Identical Versions”, While the Language Clause is Vague

1.1. The Failure to Specify the Prevailing Version

Many contracts involving foreign investors are drafted in a bilingual format (typically Vietnamese and English) to accommodate the internal approval processes of the foreign party. A fundamental drafting error occurs when the contract fails to specify which language version prevails in the event of a linguistic or conceptual inconsistency. Without a clear precedence clause, arbitral tribunals or domestic courts may apply subjective interpretations to reconcile linguistic differences, introducing significant legal uncertainty into the enforcement process.

1.2. State Authority and Evidentiary Requirements

Foreign investors often attempt to resolve this issue by merely stating that the English version shall prevail. However, in practice, when contracts must be submitted to state authorities, domestic courts, or enforcement agencies for operational licensing, tax finalization, or formal dispute resolution, these entities strictly require a clear and legally accurate Vietnamese version. If the Vietnamese text is flawed or poorly translated, state authorities will adjudicate and regulate based on that flawed Vietnamese version. This procedural reality can completely negate the contractual protections that were carefully negotiated and embedded in the English text.

1.3. Inaccuracies in Legal Translation and Scope of Obligations

A prevalent issue in cross-border transactions is that the Vietnamese translation is not legally precise. Differences between foreign common law concepts and Vietnamese civil law frequently lead to severe misunderstandings about the scope of obligations. Terms such as “indemnification,” “consequential damages,” or “warranties” do not always have exact, direct equivalents in Vietnamese statutory law. A direct word-for-word translation without localization often results in clauses that are legally unrecognized or unenforceable under the domestic civil framework.

1.4. How to Mitigate

• Clearly state the prevailing language: Establish a definitive mechanism within the miscellaneous provisions detailing exactly how inconsistencies, contradictions, or conflicts in interpretation between the two language versions will be handled.
• Review the quality of the legal translation: Engage domestic legal counsel to conduct an independent review of the Vietnamese text, focusing specifically on definitions, limitations and exclusions of liability, penalty calculations, indemnities, termination rights, and dispute resolution mechanisms.
• Add an interpretation clause: For critical and highly technical clauses, consider adding an interpretation section to ensure consistent construction of industry-specific terms and foreign legal concepts, aligning them explicitly with Vietnamese civil and commercial regulations.

2. Beautiful “Purpose/Cooperation” Wording That Does Not Create Enforceable Obligations

2.1. The Inefficacy of Aspirational Wording

Many commercial contracts feature strong recitals, preambles, and statements of intent detailing the overarching purpose of the cooperation and the mutual desire for commercial success. However, a major pitfall arises when the core operational clauses rely on this aspirational language (e.g., “the parties shall use best efforts,” “shall cooperate to maximize efficiency,” or “will actively promote”) rather than establishing definitive, binding obligations. Under Vietnamese law, such subjective phrasing lacks the precision required to establish a definitive breach of duty.

2.2. The Absence of Measurable Metrics

These contracts critically lack Key Performance Indicators (KPIs) or measurable deliverables. Furthermore, they frequently omit strict performance deadlines, detailed technical specifications, and objective acceptance criteria. Without these quantifiable parameters, the contract functions merely as a memorandum of understanding rather than a legally enforceable commercial agreement.

2.3. The Failure to Establish Remedies

When a contract lacks specific remedies for late performance or delivery below the expected standard, the result is predictable: when the counterparty underperforms, it is exceedingly difficult to prove to an adjudicating body what exactly was breached and what the financial compensation should be. The aggrieved party faces an insurmountable evidentiary burden in demonstrating that the counterparty failed to use its “best efforts.”

2.4. How to Mitigate

• Convert “objectives” into obligations: Explicitly define the strict timeline, quantifiable deliverables, clear and objective acceptance criteria, and mandatory reporting procedures within the operational clauses or specific technical annexes.
• Include a cure period and suspension rights: Establish a formalized right to unilaterally suspend performance or withhold subsequent payment installments if the specified technical requirements or deadlines are not met, following a defined notice and cure period.

3. Confusing “Penalty” With “Damages” — And Failing to Design a Collection Mechanism

3.1. The Statutory Distinction and Penalty Caps

In Vietnam, many B2B contracts can involve both contractual penalties and compensation for actual losses (damages). However, these are two entirely distinct legal remedies governed by different statutory rules. A critical pitfall is ignoring the statutory cap on penalties. For commercial contracts governed by the prevailing Commercial Law, the maximum penalty for a breach cannot exceed 8% of the value of the breached contractual obligation. Conversely, for civil transactions not governed by the Commercial Law, the Civil Code allows parties to freely agree on the penalty amount without a statutory limit. Applying a 20% penalty in a commercial contract renders the excess portion legally invalid and unenforceable.

3.2. Ambiguities Regarding Concurrent Application

Common drafting issues include unclear wording on whether penalties and damages apply concurrently or as alternatives. Under Vietnamese Commercial Law, if the parties agree on a penalty clause but do not explicitly state in the contract that the aggrieved party is also entitled to claim compensation for damages, the breaching party shall only be liable for the penalty amount. Additionally, penalty clauses are often drafted too generally, applying a single penalty rate to any breach, rather than tying specific penalties to specific, measurable breaches.

3.3. The Absence of a Workable Damages Framework

Contracts often provide no workable method to evidence or quantify damages, placing a heavy burden of proof on the aggrieved party. Under statutory rules, claiming damages requires the plaintiff to prove the actual, direct financial loss suffered and the direct causal link between the breach and the loss.

3.4. How to Mitigate

• Tie penalties to key breaches: Specifically assign penalty rates (e.g., late delivery, confidentiality breach, exclusivity breach) and ensure the rate complies with the 8% statutory cap if the contract is commercial in nature.
• Build a damages framework: Outline evidence requirements, calculation methodologies, and the statutory duty to mitigate losses. Explicitly state in the contract that penalties apply in addition to the right to claim full compensation for damages.
• Consider liquidated damages: Where appropriate, consider incorporating liquidated damages with a clear, pre-agreed calculation formula to improve enforceability and commercial predictability.

4. Payment Clauses Without Conditions and Supporting Documents — Leading to Prolonged Receivables Disputes

4.1. Vague Definitions of Payment Milestones

Typical issues in commercial contracts include stipulations for “payment by progress” or “payment upon completion” without explicitly defining what “progress” actually means or how “completion” is verified. This ambiguity allows the paying party to delay disbursements subjectively, citing minor dissatisfaction as grounds for non-payment.

4.2. The Disconnection from Acceptance Records

Payment obligations often have no linkage to formal, statutory acceptance records. In Vietnam, tax and accounting regulations require strict documentary evidence. Failing to link payment deadlines to the execution of a formal acceptance certificate (biên bản nghiệm thu), the issuance of a legally compliant value-added tax (VAT) invoice, or countersigned minutes of handover creates severe cash flow bottlenecks and tax compliance issues.

4.3. Lack of Enforcement Mechanisms

Investors frequently lack the contractual right to suspend services for non-payment. If an investor halts work due to unpaid invoices without an explicit contractual right, they may be held liable for breach of contract. Furthermore, there is often no late payment interest or debt-recovery mechanism established in the text to deter chronic delays.

4.4. How to Mitigate

• Define milestones and documentation: Explicitly detail the exact milestones, the required acceptance documentation, and the precise timeframe (e.g., 15 days from the receipt of a valid VAT invoice) when payment obligations are triggered.
• Include a suspension/stop-work right: Draft a legally workable suspension right allowing the cessation of services or delivery for overdue payments following a formal written notice procedure.
• Include late-payment interest: Stipulate a specific late-payment interest rate, liability for all debt recovery costs (including legal and administrative fees), and explicit set-off rights where appropriate.

5. Termination Clauses That Don’t Define “Material Breach” and Provide No Cure Process

5.1. The Vagueness of General Termination Clauses

Many contracts state, “a party may terminate upon breach,” but fail to include a clear definition of what constitutes a material breach. Under the Commercial Law, unilateral termination is generally only permitted for a “fundamental breach.” Relying on this statutory definition requires a heavy burden of proof during a dispute, as the aggrieved party must demonstrate that the breach defeated the entire purpose of the contract.

5.2. Failure to Establish a Cure Process

Abrupt termination without allowing the counterparty an opportunity to rectify the issue is legally risky and often viewed unfavorably by adjudicating bodies. Contracts often lack a formalized breach notice procedure and a designated cure period, exposing the terminating party to claims of unlawful termination.

5.3. Absence of Post-Termination Obligations

A deficient contract fails to regulate the aftermath of termination. It contains no post-termination handover procedures, no mechanisms for reconciling outstanding payments, and no return obligations for physical assets, intellectual property, and proprietary data.

5.4. How to Mitigate

• Define material breach by category: Create an exhaustive list defining specific actions, omissions, or financial defaults (e.g., failure to pay for 30 consecutive days) that constitute a material breach justifying termination.
• Include a cure period: Mandate a written notice procedure and a specific cure period (e.g., 10–30 days depending on the obligation), with explicit exceptions for non-curable breaches (such as intellectual property theft, bankruptcy, or severe regulatory violations).
• Add a post-termination checklist: Detail the mandatory handover process, the return or destruction of materials, final payment reconciliations, and explicitly state which clauses (e.g., confidentiality, indemnification) survive the termination.

6. Misaligned Governing Law and Dispute Resolution — Choosing the Wrong Mechanism or Venue

6.1. Jurisdictional Conflicts and Enforcement Realities

This is one of the most expensive mistakes foreign investors make. Common examples include choosing a foreign governing law and an offshore venue (e.g., courts in Singapore or the UK) while the contract subject matter, performance, and the counterparty’s assets are primarily located in Vietnam. Enforcing a foreign court judgment in Vietnam is highly restricted and exceedingly difficult without a mutual legal assistance treaty, often rendering the offshore victory entirely useless in practice.

6.2. Defective Arbitration Clauses

Investors often state “arbitration” but draft the clause incorrectly by failing to specify the exact, official name of the arbitral institution, the seat of arbitration, the language of the proceedings, or the number of arbitrators. A defective or ambiguous arbitration clause is legally invalid and forces the dispute back into the domestic court system, which may lack the desired confidentiality and speed.

6.3. Failing to Plan for Interim Relief

Contracts frequently fail to plan for interim relief (injunctions) or evidence preservation. Without explicit provisions or reliance on proper institutional rules, a defaulting party may easily dissipate assets or destroy evidence before an arbitral tribunal is fully constituted.

6.4. How to Mitigate

• Choose a mechanism that matches your enforcement reality: Assess where the assets are located. If enforcement must happen in Vietnam, domestic arbitration or domestic courts are usually the most viable options.
• Use a well-drafted clause: If selecting arbitration (e.g., the Vietnam International Arbitration Centre – VIAC), use the institution’s exact standard model clause, specifying the seat, language, and number of arbitrators.
• Confirm jurisdiction: If selecting court litigation, confirm jurisdictional rules under the Civil Procedure Code and consider the time-to-resolution risks and the public nature of the proceedings.

7. “Boilerplate” Confidentiality and Data Clauses

7.1. Inadequate Protection for Sensitive Assets

Foreign investors often bring highly sensitive assets to Vietnam: proprietary data, formulas, customer lists, pricing strategies, technical documents, and operational know-how. If the confidentiality clause is weak and “boilerplate”, investors face an unclear definition of confidential information and an absolute lack of concrete security and handling obligations (such as access control, need-to-know restrictions, and digital storage standards).

7.2. Non-Compliance with Personal Data Protection Laws

Boilerplate clauses completely fail to address the strict, mandatory compliance requirements of the newly enacted Law on Personal Data Protection (Law No. 91/2025/QH15) and its guiding document, Decree 356/2025/ND-CP. Contracts must now encompass specialized data processing agreements regulating consent, cross-border data transfers, and data subject rights.

7.3. Lack of Breach Response and Post-Termination Protocols

Weak clauses have no breach response mechanisms. Under the new data protection regime, data controllers must notify the specialized state agency within 72 hours of a data breach, and within 24 hours for breaches involving cyberattacks on consumer information. Furthermore, boilerplate clauses lack mandatory return or destruction obligations after termination, leaving sensitive assets exposed indefinitely.

7.4. How to Mitigate

• Define confidential information clearly: Explicitly list the categories of protected information and define the standard statutory exceptions.
• Require stringent protection and PDPL compliance: Require data protection at least as stringent as the receiving party’s highest internal standard, and ensure explicit compliance with the new Personal Data Protection Law requirements regarding consent and processing limits.
• Include breach notification protocols: Mandate immediate notification to align with the 72-hour or 24-hour statutory reporting deadlines, alongside meaningful financial remedies.
• Add return/destruction obligations: Demand the immediate return or destruction of data upon termination and, where appropriate, require a formally executed certificate of destruction.

8. Poor Control of Signing Authority — Risking Enforceability Challenges

8.1. Risks of Unauthorized Signatories

A pervasive risk involves signatories lacking proper legal authority. Under the Enterprise Law, a corporate entity is legally bound only by its registered Legal Representative (Người đại diện theo pháp luật) unless a valid, specific authorization is provided. Contracts signed by department heads or branch managers without a proper Power of Attorney can be challenged as ultra vires (beyond authority) and declared void.

8.2. Unclear Agreements on Execution Formalities

Disputes frequently arise over unclear agreements regarding the use of corporate seals, electronic signatures, or scanned signatures. Under the Law on Electronic Transactions and specialized regulations such as Decree 337/2025/ND-CP, relying on pasted signature images via email carries immense evidentiary risk compared to verified, encrypted digital signatures provided by licensed certification authorities.

8.3. Uncontrolled Amendments

Master contracts are frequently diluted by uncontrolled amendments via supplementary appendices, Purchase Orders (POs), or informal email exchanges. These informal documents can legally alter the terms of the master agreement if strict controls are not in place.

8.4. How to Mitigate

• Verify legal representative authority: Always cross-reference the signatory against the Enterprise Registration Certificate or obtain a valid, notarized Power of Attorney explicitly delegating signing authority for the specific transaction.
• Include an entire agreement clause: Draft an entire agreement clause and a clear, written amendment mechanism explicitly invalidating any informal modifications or email negotiations.
• Control execution and operational documents: Utilize compliant digital signatures where required by law, and control all POs, Statements of Work, and Change Requests through standard contractual templates and strict internal approval workflows.

9. A Quick 3-Minute Pre-Signing Checklist

9.1. Risk Allocation Assessment

Before finalizing any agreement, review the following core allocations:

• Who carries the main risks (payment defaults, delivery failures, quality control, intellectual property infringement, data breaches)?
• Do you have mechanisms to unilaterally collect, withhold performance, or secure value if the counterparty defaults?

9.2. Enforcement and Operational Readiness

• Are termination triggers, cure periods, and post-termination steps clear and objectively measurable?
• Is the dispute resolution mechanism designed for real-world enforceability considering the location of the counterparty’s assets?
• Is the language clause clear, and has the legal translation of the Vietnamese version been vetted by domestic counsel?

10. Conclusion

A “safe” contract in Vietnam is not necessarily a long contract. It is a contract that accurately anticipates the right jurisdictional risks and builds an enforceable mechanism aligned with domestic statutory laws.

If you are a foreign investor preparing to sign contracts in Vietnam (whether for distribution, services, joint ventures, IP licensing, office/factory leases, or the sale of goods), review the detailed points above before signing. Proactive drafting and strict compliance with the prevailing legal framework will significantly reduce exposure to costly, protracted disputes in the future.

HARLEY MILLER LAW FIRM

• Email: [email protected]
• Web: hmlf.vn
• Hotline: +84937215585