Attorney Vu Manh Quynh is the Managing Partner of ECOVIS Vietnam Law, advising international investors on Foreign Direct Investment (FDI), corporate governance, and regulatory compliance in Vietnam.

Executive Summary

Foreign managed service providers entering Vietnam typically ask one operational question first: how do we get engineers on the ground quickly?

The more important question — and the one that determines long-term commercial and legal exposure — is: what structure should we use to deploy and manage those engineers?

There is no single correct answer. The right model depends on business scale, client expectations, the degree of control required over engineers, invoicing and tax structure, employment risk tolerance, confidentiality requirements and long-term Vietnam strategy.

What is consistent across all models is this: the structure chosen at market entry tends to become the structure the business depends on as it grows. A model that appears commercially efficient for the first two engineers may create significant legal exposure when it is applied to twenty. Reviewing the structure before operational dependency sets in is more effective — and less expensive — than correcting it after a labor inspection, tax audit or client dispute.

The Four Main Operating Structures

Option 1: Vietnam Subsidiary

Establishing a Vietnam limited liability company gives the foreign MSP a locally incorporated legal entity — capable of directly hiring employees, signing client contracts in Vietnam, issuing VAT invoices, and building a locally compliant payroll and HR structure.

A subsidiary may be appropriate where the MSP:

• plans a long-term, scalable Vietnam presence;
• wants to hire engineers directly under Vietnam labor law;
• needs to invoice Vietnam-based clients in Vietnamese dong;
• requires stronger credibility with enterprise or regulated-sector clients;
• operates in a sector where foreign ownership restrictions apply;
• intends to build a local management team;
• wants the clearest structure for tax filing, accounting and audit purposes.

A subsidiary requires corporate registration, post-licensing compliance (tax registration, accounting, seal, bank account), and ongoing reporting obligations including VAT, corporate income tax, payroll tax and annual financial statements. These are not burdensome if properly managed, but they require engagement with qualified local advisors from the outset.

The principal advantage of the subsidiary model is clarity: the legal entity, the employer, the taxpayer and the contracting party are all the same. This eliminates many of the ambiguities that create risk in the alternative models.

Option 2: Employer of Record

An employer-of-record arrangement allows a foreign MSP to hire Vietnam-based engineers through a third-party local employer — without establishing its own Vietnamese entity. The EOR entity employs the engineer legally, manages payroll, handles labor contract compliance and social insurance, and invoices the foreign MSP for a service fee.

This model is commercially attractive because it reduces the time and administrative burden of establishing a subsidiary. It is often used for initial market testing or for companies with limited headcount in Vietnam.

However, several issues require careful review before committing to an EOR structure:

• Control: the EOR is the legal employer, but the foreign MSP often directs the engineer’s work. This dual-control structure can create ambiguity about labor responsibility, especially in termination disputes.
• Confidentiality: engineers with access to client systems, credentials and sensitive data are legally employed by a third party. The confidentiality chain requires specific contractual architecture.
• Client-facing representation: if engineers represent the foreign MSP brand to end-clients while being employed by the EOR, the contractual and liability position should be clearly structured.
• Tax and invoicing: the EOR service fee structure must be reviewed for withholding tax, VAT and deductibility implications for the foreign MSP and its clients.
• Scalability: EOR arrangements that work for five engineers may create management complexity at fifty. The cost-per-head model may also become less competitive at scale compared to a direct subsidiary.

An EOR is not a complete substitute for legal structuring. It defers some compliance questions rather than resolving them.

Option 3: Independent Contractors

Engaging Vietnam-based engineers as independent contractors — individuals operating under service agreements rather than labor contracts — appears commercially efficient. No payroll setup, no social insurance, no labor contract obligations.

The risk is that contractor status in Vietnam depends on the actual working relationship, not the title of the agreement. If a contractor works regularly for the same company, follows fixed work instructions, is dispatched through the company’s ticketing system, uses company equipment and represents the company to clients, the relationship may have the substance of employment — regardless of what the contract says.

Contractor misclassification risk is particularly acute in IT support, where field engineers are often dispatched repeatedly, supervised remotely, required to meet SLA response windows and embedded in the company’s service delivery model. The more integrated and controlled the contractor’s work is, the higher the exposure.

An independent contractor model may be appropriate for genuinely project-based, independent and limited engagements. It requires careful structuring, documented independence, tax compliance and periodic review as the engagement evolves.

Option 4: Local Subcontractor

Appointing a local Vietnamese IT company as a subcontractor — which provides its own engineers to execute on-site support — is a common model for foreign MSPs in their initial Vietnam phase. The subcontractor is a separate legal entity: it employs its own personnel, manages payroll and is responsible for its own labor compliance.

This model can work well operationally. It reduces the foreign MSP’s direct HR exposure and allows rapid deployment without entity setup. But the subcontractor contract must be carefully structured.

A subcontractor arrangement for IT support should address:

• service scope and engineer qualification requirements;
• back-to-back SLA obligations mirroring the client contract;
• confidentiality and data protection obligations binding on the subcontractor’s personnel;
• equipment handling and chain-of-custody procedures;
• client-site conduct and compliance obligations;
• replacement personnel availability;
• liability for delay, damage or security incidents;
• non-solicitation of the foreign MSP’s clients and personnel;
• termination and transition rights.

A subcontractor model that is not properly documented leaves the foreign MSP holding client-facing liability without the contractual tools to enforce accountability downward.

Comparing the Models

Each structure carries a different profile across the dimensions that matter most for a foreign MSP:

• Speed to deploy: contractor and subcontractor models are fastest; subsidiary is slowest but most durable.
• Direct control over engineers: subsidiary and EOR give more direct control; subcontractor involves less direct control.
• Tax and invoicing clarity: subsidiary provides the clearest local invoicing structure; contractor and subcontractor models require careful tax analysis.
• Labor law exposure: subsidiary and EOR manage this formally; contractor and subcontractor models carry residual risk if not properly structured.
• Confidentiality and data protection: all models require specific contractual architecture; the more remote the employment relationship, the more detailed the confidentiality chain must be.
• Scalability: subsidiary scales most efficiently for long-term growth; EOR cost per head increases with volume; subcontractor quality control becomes harder at scale.

Many companies operate a hybrid model — for example, using an EOR or subcontractor initially while assessing Vietnam market potential, then transitioning to a subsidiary as the business grows. This phased approach can work, but the transition requires careful planning for contract novation, employee migration and tax restructuring.

How ECOVIS Vietnam Law Can Help

ECOVIS Vietnam Law supports foreign MSPs at the market-entry structuring stage — before the model becomes operationally embedded. Our team can assist with:

• comparative structure analysis based on the MSP’s specific business model, scale and client profile;
• Vietnam subsidiary setup and post-licensing compliance;
• EOR contract review — including control, confidentiality, tax and scalability issues;
• contractor classification assessment and agreement drafting;
• subcontractor agreement preparation for IT support delivery;
• tax and invoicing structure review across all models;
• compliance roadmap for phased market entry.

Frequently Asked Questions

Is an EOR always safer than engaging contractors directly?

Not necessarily. EOR structures resolve some compliance issues (formal employment, payroll, social insurance) but may create others — particularly around control, confidentiality, tax invoicing and liability when the engineer’s day-to-day work is directed by the foreign MSP. EOR arrangements should be reviewed for their full legal and tax implications, not selected purely for speed.

When should a foreign MSP establish a Vietnam entity rather than using an EOR or subcontractor?

When Vietnam becomes a regular, strategically important and scalable part of the delivery model — particularly where the MSP is directly managing engineers, invoicing Vietnam-based clients or handling sensitive client data. The subsidiary provides the clearest structure for employment, tax, invoicing and long-term compliance management.

Can a foreign MSP combine several models at the same time?

Yes. Many companies use a phased or hybrid approach — for example, a subcontractor for initial market coverage while assessing volume, combined with selective EOR engagement for engineers requiring closer integration. This can be commercially practical, but each arrangement must be documented separately and the overall structure should be reviewed periodically as the business evolves.

What is the most common structuring mistake foreign MSPs make in Vietnam?

Treating the initial structure — often casual contractors or an informal subcontractor relationship — as permanent. A structure that is legally defensible for occasional, limited engagements may not remain so once the Vietnam operation becomes continuous, client-facing and revenue-material. The right time to review the structure is before it becomes operationally indispensable, not after a compliance issue arises.

Does ECOVIS Vietnam Law provide tax and payroll support as well as legal advice?

ECOVIS Vietnam Law provides legal advisory and can coordinate with the firm’s tax, accounting and payroll network across the ECOVIS global group. For Vietnam-specific matters, the team works with qualified local professionals to ensure integrated advice covering legal structure, tax filing, payroll compliance and HR documentation.

Key Takeaway

Foreign MSPs entering Vietnam should choose their operating structure based on legal substance, not only speed or cost. Each model — subsidiary, EOR, contractor or subcontractor — carries different consequences for control, tax, labor law, confidentiality and scalability. The structure that appears fastest or cheapest at market entry may create the largest exposure as the Vietnam business grows. A structured legal review at the outset is a cost-effective investment compared to restructuring after operational dependency has been established.

Evaluating how to structure your Vietnam IT service delivery? ECOVIS Vietnam Law can guide you through the entity, EOR, contractor and subcontractor options and recommend the right structure for your business model. Contact Attorney Vu Manh Quynh at vietnam@ecovislaw.vn or visit www.ecovislaw.vn for a complimentary initial consultation.

This material is for general informational purposes only and does not constitute legal, tax or professional advice. Investors should seek specific advice based on their business sector, ownership structure and investment location in Vietnam. Legal and regulatory references reflect the position as of June 2026.

Attorney Vu Manh Quynh is the Managing Partner of ECOVIS Vietnam Law, advising international investors on Foreign Direct Investment (FDI), corporate governance, and regulatory compliance in Vietnam. Email: vietnam@ecovislaw.vn | Website: www.ecovislaw.vn