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ตราสัญลักษณ์ Thai Notary Law & Service Co., Ltd. — สำนักงานกฎหมาย
Thai Notary Law & Service
สำนักงานกฎหมาย · รับรองเอกสารและนิติกรณ์
ทุกบริการภายใต้การดูแลของทีมทนายความ
🇻🇳 For Vietnamese Citizens · Bilateral Path

Thai Citizenship Naturalization 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

฿45,000150,000

Turnaround

365–730 days

Legalization

MFA + Embassy

Source Language

Vietnamese

Quick Answer

Vietnamese nationals can obtain the Thai Citizenship Naturalization 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: 365–730 days. Starting from THB 45,000.

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 Thai Citizenship Naturalization)

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.

Do you offer a package for drafting a bilingual commercial contract combined with legal translation?

One-stop legal

For expats, HR teams and in-house counsel to "Do you offer a package for drafting a bilingual commercial contract combined with legal translation?" — 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: All-language translation

Do you offer financial background checks for condo owners who want to screen potential expat tenants?

One-stop legal

Practitioner's summary to "Do you offer financial background checks for condo owners who want to screen potential expat tenants?" — 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

Are there Ministry of Justice (MoJ) certified translators in Thailand for court judgments and case files?

One-stop legal

Per the responsible Thai authority's 2026 practice to "Are there Ministry of Justice (MoJ) certified translators in Thailand for court judgments and case files?" — 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: MoJ & court translation

Do you have specialized labor lawyers to file unfair dismissal petitions for foreign employees at the Labor Court?

One-stop legal

Short answer to "Do you have specialized labor lawyers to file unfair dismissal petitions for foreign employees at the Labor Court?" — 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: MoJ & court translation

Do you provide liaison services with the Ministry of Labor to get an employment certificate for Thais working abroad?

One-stop legal

For expats, HR teams and in-house counsel to "Do you provide liaison services with the Ministry of Labor to get an employment certificate for Thais working abroad?" — 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

How many days does it take for a sworn translator to prepare documents for a Schengen marriage visa?

One-stop legal

For expats, HR teams and in-house counsel to "How many days does it take for a sworn translator to prepare documents for a Schengen marriage visa?" — 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: Thailand visa

If official Thai government documents are lost, can an agency retrieve certified true copies directly from local departments?

One-stop legal

Per the responsible Thai authority's 2026 practice to "If official Thai government documents are lost, can an agency retrieve certified true copies directly from local departments?" — 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: BOI application

Is there a package for a notary lawyer to authenticate land purchase signatures and act as an interpreter at the Land Office?

One-stop legal

Short answer to "Is there a package for a notary lawyer to authenticate land purchase signatures and act as an interpreter at the Land Office?" — 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: Interpreter services

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

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