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Apply for the SMART Visa
Thailand's SMART Visa offers 4-year stay (with work-permit waiver) for qualified specialists, executives, investors, entrepreneurs, and Science-Tech-Engineering students. Application is BOI-administered.
Last reviewed: 2026-06-15 · by Anglo Siam Law Editorial Team · How we research this topic
TL;DR
SMART Visa application: BOI eligibility category match (T/I/E/S/O), 4-year stay + work-permit waiver, application via the BOI's e-service or in-person at OSOS Chamchuri Square. Processing 4-8 weeks.
Overview
Thailand's SMART Visa offers 4-year stay (with work-permit waiver) for qualified specialists, executives, investors, entrepreneurs, and Science-Tech-Engineering students. Application is BOI-administered. This guide explains what to expect, your rights, and the steps you should take to protect yourself in this situation.
Immediate Steps to Take
Identify SMART Visa category: T (Talent/Specialist), I (Investor), E (Executive), S (Startup Entrepreneur), O (Other dependent).
Confirm eligibility (minimum salary THB 100,000+, investment THB 20m+, etc.).
Compile evidence pack: passport + employment letter + qualifications + investment proof + endorsement (depending on category).
Submit via the BOI SMART Visa e-service portal or in person at OSOS Chamchuri Square (BOI One-Stop Service).
BOI review (typically 30 days).
On approval, collect SMART Visa endorsement; apply for visa at Thai embassy abroad OR convert in-country.
Receive 4-year SMART Visa with work-permit waiver and re-entry flexibility.
Legal Considerations
Important legal points to understand about this situation:
SMART Visa categories are sectoral — must match BOI-promoted targeted industries (S-Curve sectors).
Work-permit waiver only covers BOI-endorsed activities; outside activities still need separate work permit.
Annual income / investment reporting maintains the visa.
Key Statutes
| Statute | Reference | Note |
|---|---|---|
| Investment Promotion Actพระราชบัญญัติส่งเสริมการลงทุน | B.E. 2520 (1977) | |
| Immigration Actพระราชบัญญัติคนเข้าเมือง | B.E. 2522 (1979) |
Common Mistakes to Avoid
- Applying without confirming the targeted-industry alignment.
- Underestimating evidence requirements — BOI scrutinises specialist credentials closely.
- Forgetting the salary threshold for T category (currently THB 100,000+/month).
- Working outside the endorsed scope — work-permit-waiver does not extend.
Embassy Assistance
What Your Embassy Can Do
Thai embassies issue the actual SMART Visa stamp after BOI endorsement.
Frequently Asked Questions
Can family come?
SMART-O dependent visas for spouse and children under 20.
Renewable?
Yes — every 4 years subject to continued eligibility.
Vs DTV / LTR?
SMART = specialist focus; LTR (Long-Term Resident) = 10-year for wealthy / specialised global citizens; DTV = digital-nomad 5-year.
Expected Timeline
BOI approval 30 days; total end-to-end 6-10 weeks.
Related Topics
Get Professional Help
When Legal Representation Matters
If you are experiencing apply for the smart visa, immediate professional legal assistance is essential to protect your rights and navigate this situation effectively.
Anglo Siam Legal provides experienced legal services across Thailand for both Thai nationals and foreigners.
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