Personal data protection counsel in Vietnam

Personal data protection
compliance in Vietnam,
with a lawyer at your side.

LexData advises on compliance, provides outsourced DPO services and prepares DPIA and cross-border transfer dossiers under Law 91/2025/QH15 and Decree 356/2025/ND-CP, for Vietnamese and foreign-invested businesses.

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  • Lawyer admitted to the Ho Chi Minh City Bar Association
  • Reply within 1 business day
  • Confidential discussion

Vietnam has raised data protection from a decree to a full Law, with specific penalties for each violation.

  • 1–5%of prior-year revenue in Vietnam

    The revenue-based fine applies only to certain cross-border personal data transfer violations.

    Article 56, Decree 330/2026/ND-CP

  • 10×unlawful proceeds · max

    Unlawful sale or purchase of personal data: 2–10 times the proceeds, with separate fine brackets where those conditions apply.

    Article 53, Decree 330/2026/ND-CP

  • 1 January 2026

    The Personal Data Protection Law 2025 took effect; Decree 13/2023 was repealed and replaced by Decree 356/2025.

    In force 01.01.2026

  • RequiredDPO / unit

    Many organisations must appoint personal data protection staff or a unit, or engage a data protection service provider.

    Clause 2, Article 33, Law 91/2025/QH15

See how LexData helps

Services

End-to-end services to reach and stay in compliance.

LexData's DPO, compliance consulting, training and DPIA services are combined to fit each business's needs and size on the way to compliance with Vietnam's Personal Data Protection Law.

Beyond data protection, LexData also advises on

Process

A clear path from risk to lasting compliance.

  1. 01

    Weeks 1–2Assess

    Map every personal data flow and assess the current position against applicable regulations.

    Gap and risk report

  2. 02

    Weeks 3–6Design

    Build policies, procedures, templates and technical measures that fit the size of your business.

    Compliance document set

  3. 03

    Weeks 6–8Implement

    Put procedures into practice, train staff and publish notices to data subjects.

    Operation & training

  4. 04

    OngoingMonitor

    Periodic reviews, incident response and updates when regulations or your business change.

    Ongoing compliance

Start with step 1 — book a consultation

Why LexData

Leave compliance to specialists — and focus on your business.

  • Legal

    Deep expertise in Vietnam's legal framework

    Our lawyers and data security specialists follow Law 91/2025, Decree 356/2025 and regulator guidance closely — not a foreign template imposed on Vietnamese rules.

    Law 91/2025/QH15 · Decree 356/2025/ND-CP · regulator guidance

  • Delivery

    Deliverables, not just advice

    You receive policies, procedures, templates and tools ready to operate — not a report that sits on a shelf.

    Handover: DPIA dossier templates, DPO operating procedures, training materials

  • Security

    Security by design

    We work to the security standards we recommend to clients, and handle your data on the principle of minimisation.

    Data minimisation in every client exchange

Your lawyer

Advice led by a lawyer, from start to finish.

Every LexData engagement has a lawyer accountable for the substance, from the risk assessment to the legal opinion we hand over.

Founding Lawyer & Lead Counsel

Ho Thi Ha Nhi, Lawyer

Member of the Ho Chi Minh City Bar Association

Ho Thi Ha Nhi shapes LexData's advice under the Personal Data Protection Law No. 91/2025/QH15 and Decree 356/2025/ND-CP, and personally reviews the legal accuracy of LexData's Handbook and in-depth publications.

Legal entity
LEXDATA CONSULTING LIMITED LIABILITY COMPANY
Tax ID
0319715235
Office
14th Floor, HM Town Building, 412 Nguyen Thi Minh Khai Street, Ban Co Ward, Ho Chi Minh City, Vietnam

FAQ

What businesses often ask.

Need an answer for your specific situation?Book a consultation →

How does Vietnam's Personal Data Protection Law 2025 differ from Decree 13/2023?

Law 91/2025/QH15 raises data protection from a decree to a law, effective 1 January 2026. Decree 356/2025/ND-CP, effective the same day, replaces Decree 13/2023 as the implementing regulation. The Law introduces de-identified data, expands data subject rights and extends its reach to foreign entities involved in processing the personal data of Vietnamese citizens.

Do small businesses and start-ups have to comply now?

Yes. Under Article 41 of Decree 356/2025/ND-CP, small enterprises and start-ups may choose not to perform certain obligations for 5 years from 1 January 2026. Household businesses and micro-enterprises are exempt only from Articles 21, 22 and Clause 2 of Article 33 of Law 91/2025/QH15 and must meet all other obligations; the exemptions do not apply in the three exceptions listed in Article 41.

What are the penalties for violations?

Penalties depend on the violation and the party. Clause 3, Article 56 of Decree 330/2026/ND-CP sets 1–5% of total revenue in the Vietnamese market for the preceding financial year for certain cross-border data transfer violations; Clause 4 sets alternative fine brackets where there is no revenue or the percentage-based amount is below VND 3 billion. Article 53 sets 2–10 times the proceeds for unlawful sale or purchase of data under Clause 1, with separate fine brackets under Clauses 2–3. All conditions must be checked before determining a fine.

How does an outsourced DPO work?

LexData acts as your personal data protection specialist or unit as required by law: liaising with the authority, monitoring compliance, handling data subject requests and reporting to management — without you having to hire in-house. See our outsourced DPO service →

How long does it take to become compliant?

It depends on your size and the complexity of your processing. An initial assessment usually takes a few weeks; remediation is prioritised by risk so the most important gaps are addressed first. See our compliance consulting service →

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