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ILCInternational Language Center

C4 · Dependent Visa

Non-Immigrant O — Spouse & Dependent Children

The Non-O follower visa covers spouses and children of Thai citizens, expat professionals, or LTR primary applicants. We assemble relationship evidence, translation, and financial proof for the initial and extension filings.

  • Marriage / birth certificate translation
  • MFA legalisation of foreign certs
  • Financial support proof
  • Annual extension & 90-day reporting
  • Re-entry permit setup
  • Path to permanent residence
Pricing: contact us for a quote · from THB 12,000Turnaround: 2–4 weeksLegal basis: Ministerial Regulation No.14 (Non-Immigrant O)

A working guide to non-o dependent visas in Thailand

Non-O Dependent Visas has been the daily bread of our Bangkok office since 2004. Each matter is opened as a numbered case file that carries the same audit trail — intake note, translator sign-off, attorney jurat, and MFA/embassy stamps — from the first LINE message through to final courier hand-off. Every expat families and Thai-national families sponsoring dependants matter is scoped by a senior specialist on LINE Official @NAATI or by email at ilc@thainotary.co.th before any file moves.

The document set most often audited on expat families and Thai-national families sponsoring dependants matters here includes passports of spouse & children, marriage & birth certificates (translated + legalised), financial support proof THB 400,000 / 40,000 monthly, primary applicant's visa / work permit, photograph. Deliverables are formatted to the acceptance criteria of the Immigration Bureau, Chaeng Wattana.

How the workflow runs end-to-end

Every deliverable ships with a scanned colour PDF archive alongside the physical original, so the client can lodge with foreign embassies, DHA ImmiAccount, or destination universities the same day the original is dispatched by DHL, FedEx, EMS, or Kerry.

Who this service is for

Individual applicants typically move from first LINE message to signed jurat in under 72 hours; corporate and cross-border matters are quoted on their own SLA depending on volume, destination, and required chain of legalization.

Coverage, fees, and turnaround

International return is handled by DHL Express, FedEx International Priority, or Thailand Post EMS depending on destination and client preference; each option carries a signed proof-of-delivery scan sent to the client's registered email once the pack is received abroad.

Quality assurance and confidentiality

For matters that go before Thai courts, translations are re-certified under the Ministry of Justice's court-listed translator register so the deliverable is admissible as a documentary exhibit under the Civil Procedure Code without a separate hearing on authenticity.

Start your Non-O Dependent Visas matter today

Reach ILC on LINE Official @NAATI, email ilc@thainotary.co.th, or phone 080-5578887. Office hours are Monday to Sunday, 08:30 to 20:00 Bangkok time. A specialist responds to first-contact messages within one business hour on weekdays and within four hours on weekends and public holidays with a written price, realistic timeline, and a required-documents checklist tailored to your destination country. There is no charge for the initial consultation, and no obligation to proceed after receiving the quote — ILCearns repeat business by delivering the first expat families and Thai-national families sponsoring dependants matter cleanly and on time, not by locking clients into open-ended retainers.

Local Expert Insight

Expert perspective: Non-O Dependent Visas

The Non-O Dependent Visas files we see most often are ones the applicant filed themselves and got rejected for an outdated template or a passport-name mismatch — that's why we audit every document before touching translation.
กองบรรณาธิการ ILC
Legal Documentation Editorial Team

Cost ladder

Service tierFee range
เอกสารเดี่ยว / Single doc1,500 – 2,500 THB
แปล + Notary / Translation + Notary2,500 – 4,500 THB
MFA legalization3,500 – 5,500 THB
Embassy chain / สถานทูต5,500 – 8,000 THB

Timeline (Day 1 → Day N)

  1. Day 1Intake, document audit, written quote & timeline
  2. Day 2-3Certified translation + two-tier QA by NAATI/MoJ translators
  3. Day 3-4MFA Chaengwattana legalization queued & retrieved
  4. Day 5-7Destination embassy filing & EMS/DHL return to client

Case snapshot (anonymized)

A corporate client (name withheld) needed Non-O Dependent Visas on a tight embassy deadline. ILC closed the matter in four business days without a re-file, saving the client roughly two weeks versus a DIY route.

Last reviewed: · Cross-referenced against MFA Consular practice + Lawyers Council of Thailand