Work Permit vs SMART Visa: Two Ways to Work Legally in Thailand
The conventional route ties the right to work to a specific employer and a paper booklet, while the SMART Visa waives the work permit for approved roles in targeted industries.
In short
The Non-B plus work permit route suits most employers and is available in any sector, but requires company documents, ratios and annual renewal. The SMART Visa removes the work permit requirement for endorsed talent, investors, executives and startups in targeted industries, with up to four years validity and annual reporting.
Side-by-side comparison
| Criterion | Non-B visa plus work permit | SMART Visa |
|---|---|---|
| Work permit required | Yes, a physical permit tied to the employer | No, the visa itself authorises the endorsed role |
| Sector limits | Any lawful sector | Targeted industries only |
| Employer obligations | Registered capital and Thai-to-foreign staff ratio | Employer must be certified by the endorsing agency |
| Validity | One year, renewed annually | Up to four years |
| Reporting | 90-day reporting | Annual reporting |
| Family rights | Dependants need their own visas, no automatic work rights | Spouse may work without a separate permit under some categories |
| Processing | Faster once company documents are ready | Qualification endorsement adds weeks |
| Changing employer | New permit required | Requires re-endorsement |
Choose Non-B visa plus work permit when
- You work for an ordinary Thai company outside the targeted industries
- The employer already meets capital and staffing ratios
- You need to start quickly and can renew annually
Choose SMART Visa when
- You are a specialist, executive, investor or startup founder in a targeted sector
- You want to avoid annual work permit renewals and 90-day reporting
- Your spouse also wants the right to work
Frequently asked questions
- Which documents always need certified translation?
- Degrees, professional licences, employment references and criminal record certificates. Names must match your passport exactly.
- Can I hold both?
- No, the SMART Visa replaces the work permit for the endorsed activity. Work outside that scope needs the standard route.
- What derails applications most often?
- Company paperwork that is out of date, and degree certificates that were never legalised in the issuing country.
- How do we advise?
- We review the employer's documents and your credentials first, then recommend the route with the shorter realistic path. Contact us by phone, LINE @NAATI or email.
Not sure which route your document needs?
Send scans and the receiving authority's checklist on LINE @NYC168 or by email, and our team will confirm the correct route and a written quote before any work starts.
Official sources — visa & work permit
The information on this page follows the official sources below. Always check the latest version before you file.
- Immigration Bureau — visas, 90-day reporting, TM.30— Immigration Bureau
- Thai e-Visa Official Portal— MFA Thailand
- Thailand Digital Arrival Card (TDAC)— Immigration Bureau
- Department of Employment — work permits for foreigners— Department of Employment
- Board of Investment (BOI) / LTR Visa— Thailand Board of Investment
- Department of Consular Affairs — document legalisation— Ministry of Foreign Affairs
Related services
Most document work runs across several steps — jump straight to the next one you need.
- Thailand visa
- Work permit
- Police clearance certificate
- Certified translation
- Expat & VIP services
- Full service index
Contact us by phone, LINE or email for a free initial enquiry and a quote after document review. Timing depends on the work and relevant authorities.
General information before proceeding: Confirm current requirements with the receiving authority before using your documents. This page is not a legal opinion for your individual case — meet the team · editorial policy
Not sure which service you need? Read the guides
Each guide answers first, then explains: decision criteria, comparison tables, the real process and the mistakes we see most often.
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How to pick a translator accepted by consular, embassy and receiving bodies
- Services for expats living in Thailand
Signature certification, residence, marriage and everyday paperwork
- Notary Public and consular legalization
The correct order of steps before sending documents abroad
- Choosing the right visa and work permit
Compare visa categories and the documents each one needs translated
- Translation by language
English, Chinese, Japanese, European, Arabic, Russian and embassy rules
- Specialized translation
Contracts, financial statements, MSDS, ISO and BOI filings
Talk to us first: 083-2494999 · LINE @NYC168 · contact@nyclegal.co.th