Contract Law in Vietnam — National and International | ECOVIS Vietnam Law

Vietnamese contract law shares the basic vocabulary of any civil law system — offer, acceptance, breach, remedy — but the mechanics of drafting, negotiating, and enforcing an agreement change substantially once a Vietnamese party, a Vietnamese court or arbitral seat, or Vietnamese currency controls sit on one side of the deal. Foreign investors who bring in a contract template built for a European or North American counterparty often discover the gap only when a dispute arises or a bank declines to process an outbound payment. This guide walks through the mechanics ECOVIS Vietnam Law’s contracts team addresses on a recurring basis: why imported templates need structural changes, how the Civil Code treats penalty clauses differently than common law jurisdictions expect, how currency control and tax characterization attach to the payment terms themselves, and which contract types require the heaviest adaptation.

Why international contract templates fail in Vietnam

Contracts drafted around common law drafting conventions — exhaustive indemnification chapters, broad limitation-of-liability waivers, detailed representations-and-warranties architecture — do not map cleanly onto a civil code framework. Vietnamese courts and arbitral tribunals read a contract first through the general provisions on civil transactions in the Civil Code 2015, and clauses built purely by analogy to common law doctrine can end up narrower, or unexpectedly broader, than the drafter intended. A limitation-of-liability clause that assumes an English or New York court’s interpretive habits may simply not do the work the foreign party thinks it does once a Vietnamese forum is applying it.

Language is a second, quieter failure point. Vietnamese law does not generally require a Vietnamese-language version for a contract governed by foreign law between commercial parties, but regulatory filings, customs declarations, tax authority reviews, and enforcement proceedings frequently do require one — and once two language versions exist, any drafting looseness in the translation becomes a live source of dispute. We review the Vietnamese version with the same scrutiny as the English original, not as an afterthought translation exercise.

Penalty clauses and enforceability under the Civil Code

Vietnamese law draws a sharper line than most common law systems between a contractual penalty for breach and compensation for actual damage suffered, treating them as two distinct remedies with different proof requirements. Many categories of commercial contract are also subject to a statutory ceiling on how large an agreed penalty can be relative to the value of the breached obligation — a constraint that most international templates never anticipate, since penalty and liquidated-damages clauses drafted for common law counterparties are typically built around a genuine pre-estimate of loss with no percentage limit at all.

The practical consequence is that a penalty clause copied wholesale from a template negotiated with a counterparty in Singapore or the United States may be enforceable only up to the statutory ceiling, leaving the foreign party in a weaker position than the negotiated number suggested. We typically restructure these provisions so a compliant penalty clause sits alongside a separately articulated damages mechanism, preserving the client’s practical recourse even where the penalty component alone would be capped or reduced by a court.

Cross-border payments, foreign exchange control, and withholding tax

Payment terms are not just a commercial negotiating point in Vietnam — they are a regulatory design question. The State Bank of Vietnam’s foreign exchange control framework governs how funds move across the border, and certain payment structures common in international contracts (deferred payment on imports, offshore loan drawdowns disguised as trade credit, netting arrangements between affiliates) can trigger approval or registration requirements before a bank will remit funds. Contracts negotiated without input from someone who understands what an authorized bank will actually require in supporting documentation — the underlying contract, invoices, tax clearance evidence — frequently stall at the payment stage long after signature, which is the worst possible time to discover a structural problem.

Tax characterization compounds the issue. How a cross-border service fee, technical assistance fee, or royalty is described in the contract — not just how it is booked in the accounts — drives whether Vietnamese withholding tax applies, at what rate, and whether relief under an applicable double tax treaty is realistically available. A payment labeled loosely as a “management fee” can be recharacterized by the tax authority as a royalty or a different service category with a different withholding outcome, and gross-up language that looks standard in an international template can shift an unbudgeted tax cost onto the wrong party. Where the payment runs between related parties, the underlying commercial terms also need to hold up as arm’s length documentation under Decree 132/2020/ND-CP, which is why we route intercompany contract work through both the contracts team and the tax advisory team rather than treating it as a drafting exercise alone.

EPC, supply, distribution, and technology-transfer contracts we see most

Each contract type carries its own adaptation checklist. EPC contracts for manufacturing plants and infrastructure projects need delay and liquidated-damages provisions reconciled with the statutory penalty framework described above, plus clear allocation of responsibility where local subcontracting or licensing requirements sit between the foreign contractor and the Vietnamese site. Supply agreements often import Incoterms and retention-of-title language that assumes enforcement mechanics not available in the same form locally, so title and risk transfer need to be drafted with Vietnamese enforcement realities in mind, not just copied from a global template.

Distribution agreements raise a different set of questions around exclusivity, minimum purchase commitments, and termination — provisions that read as standard boilerplate elsewhere can carry different consequences under Vietnamese commercial law once a distributor relationship ends and compensation is on the table. Technology transfer contracts add a further layer: the content of what is being transferred, and how the contract describes it, can determine whether registration or reporting obligations apply, independent of how the parties price the deal. Across all four contract types, the recurring theme is the same — the risk usually is not in the boilerplate everyone reads, but in the specific clauses that assume a legal environment Vietnam does not have.

If your organization is negotiating a new EPC, supply, distribution, or intercompany agreement in Vietnam, or reviewing an existing contract portfolio for foreign exchange and tax exposure, it is worth having these clauses checked before signature rather than after a dispute or a stalled payment forces the issue.

Talk to our team about your contract portfolio →