Skip to main content
Thai Notary Law & Service & Notary
Thai Notary Public Thailand
บริการแปลและรับรองนิติกรณ์
🇻🇳 For Vietnamese Citizens · Bilateral Path

Work Visa 1-Year Extension for Vietnamese Nationals

End-to-end handling of source-country documents (Vietnamese) → MFA + Royal Thai Embassy legalization → Certified Thai translation → Immigration Bureau submission.

Service Fee

฿8,50025,000

Turnaround

1–7 days

Legalization

MFA + Embassy

Source Language

Vietnamese

Quick Answer

Vietnamese nationals can obtain the Work Visa 1-Year Extension by preparing source documents in Vietnamese, having them legalized by the home-country MFA and the Royal Thai Embassy, then certified-translated into Thai. Filing venue: Royal Thai Embassy, Hanoi + Consulate Ho Chi Minh City. Total processing time with Thai Notary: 1–7 days. Starting from THB 8,500.

Vietnamese → Thailand Visa Pathway

Royal Thai Embassy / Consulates

Royal Thai Embassy, Hanoi + Consulate Ho Chi Minh City

Bilateral Framework

Visa-exempt 30 days (ASEAN); Vietnam is NOT Hague — MOFA Hanoi + Royal Thai Embassy legalization required.

Most common Thailand-visa purposes among Vietnamese nationals

  • Non-B ASEAN Business
  • Non-ED
  • Marriage

Documents required for Vietnamese applicants

  • Passport (Vietnamese-issued) with ≥ 6 months validity
  • Passport-style photos (4×6 cm, white background)
  • Home-country birth certificate — MFA + Royal Thai Embassy legalization + certified Vietnamese→Thai translation
  • Marriage / divorce certificate (if applicable) with same authentication chain
  • Criminal record check from Vietnamese authorities — apostilled/legalized + translated
  • Bank statement — home country (last 6 months) + Thai account if available
  • Proof of address in Thailand (lease / house registration)
  • Visa-specific supporting documents (work permit, TM.30, WP.3, LTR endorsement — as required by Work Visa 1-Year Extension)

Step-by-step process for Vietnamese nationals

  1. 1

    Document collection in Vietnamese

    Thai Notary sends you a specification pack for each document — including exact formats accepted by the Thai Immigration Bureau. You gather originals in Vietnamese.

  2. 2

    MFA + Royal Thai Embassy legalization

    Documents are certified by Vietnamese MFA, then legalized by the Royal Thai Embassy in Vietnamese. Typical 10–20 business days.

  3. 3

    Certified translation into Thai

    Thai Notary's registered translators handle Vietnamese→Thai with terminology matched to Thai Immigration Bureau standards. Signed and sealed for legal admissibility.

  4. 4

    Immigration Bureau / Chaeng Wattana filing

    Our attorneys accompany you to the correct Immigration counter, pre-book queue numbers, and handle any 90-day reporting or TM.30 as needed.

  5. 5

    Post-approval support

    Multiple-entry endorsement, re-entry permit, work permit (if applicable), annual extensions — everything under a single case manager who speaks Vietnamese.

Applying for a Thai visa from Vietnamese?

Send us your document set via LINE — English/Vietnamese case managers reply within 30 minutes with a detailed quote, timeline, and legalization checklist.

Real customer questions, answered by our attorneys

Selected from our knowledge base of 3,300+ real questions we have answered.

What safety regulations and location requirements govern gem and jewelry trading business license registrations?

One-stop legal

Per the responsible Thai authority's 2026 practice to "What safety regulations and location requirements govern gem and jewelry trading business license registrations?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Thailand visa

Can your lawyers draft bilingual employment agreements that comply with Thai labor protection laws?

One-stop legal

Per the responsible Thai authority's 2026 practice to "Can your lawyers draft bilingual employment agreements that comply with Thai labor protection laws?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Thailand visa

Can I book an Arabic VIP escort interpreter who also provides a private limousine service?

One-stop legal

Short answer to "Can I book an Arabic VIP escort interpreter who also provides a private limousine service?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Interpreter services

Where can I find an urgent German sworn translator for child legitimation and marriage documents?

One-stop legal

Short answer to "Where can I find an urgent German sworn translator for child legitimation and marriage documents?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Sworn translator

How do translation errors negatively impact international visa and immigration approvals?

Certified translation

Quick summary for expats, HR teams and law firms to "How do translation errors negatively impact international visa and immigration approvals?" — Every translation ships with a Certificate of Accuracy carrying the translator's name, a job reference number and the company seal — the format Thai ministries, embassies and universities expect. MFA Thailand only certifies the Thai–English pair, so a third-language original is either relayed through English or translated directly into Thai with a signed translator declaration attached to every page. Door-to-door pickup in Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: All-language translation

Can an agency assist with obtaining maritime vessel registration and flag state documentation in Thailand?

One-stop legal

Short answer to "Can an agency assist with obtaining maritime vessel registration and flag state documentation in Thailand?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Thailand visa

Does your payroll outsourcing service also handle Workmen's Compensation Fund registration for expat employees?

One-stop legal

Practitioner's summary to "Does your payroll outsourcing service also handle Workmen's Compensation Fund registration for expat employees?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Thailand visa

Can you arrange an international seminar with wireless headset rentals, simultaneous interpreters in 4 languages, and VIP van transfers?

One-stop legal

For expats, HR teams and in-house counsel to "Can you arrange an international seminar with wireless headset rentals, simultaneous interpreters in 4 languages, and VIP van transfers?" — Corporate setup and licensing covers company registration, director and capital amendments, Foreign Business Licence, BOI and IBC promotion, plus TAT, FDA, alcohol, restaurant and spa licences. Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Free consultation on LINE @Thainotary or call 094-895-8999 (Mon–Sun 08:00–20:00 ICT).

Related service: NAATI translation

Key facts at a glanceEnd-to-end certification and translation

Indicative price
Contact us for a quote — a firm quote is always given before work starts
Turnaround
1–7 business days by document type and receiving authority
What you receive
Properly certified documents plus guidance on the next filing step
Service coverage
Nationwide Thailand — courier and fully online intake, no in-person visit required.

Figures above are indicative ranges; the final quote depends on page count, language pair and receiving authority.

Ask us or request a quote right away

Continue with related services

The paths most clients take next — ask us by phone, LINE or email at any step.