The Non-Immigrant O visa family route lets foreign spouses, children, and dependants of Thai nationals (or other qualifying family ties) stay beyond tourist limits. It is the standard long-stay path for marriage-based relocation — not a tourist exemption loop and not permission to work without separate authorisation.
Who qualifies for marriage / family Non-O
Common profiles:
- Foreign spouse of Thai citizen (marriage registered)
- Dependant children of Thai parent or Non-O holder
- Parent of Thai citizen in some cases
Each relationship needs official proof — marriage certificate, birth certificates, translations, and embassy authentication as your post requires.
Hub: Non-O visa hub.
Embassy application vs extension in country
- 1
Gather relationship documents
Marriage cert, passport, photos, application form — apostille/translation per embassy.
- 2
Apply Non-O at Thai embassy
Single or multiple entry depending on post; visa fee varies.
- 3
Enter Thailand and register address
TM.30 when you move in — TM.30 guide.
- 4
Extend at provincial Immigration
First extension often 90 days; later one-year extensions with financial proof.
- 5
Maintain 90-day reporting
TM.47 while in country — 90-day guide.
Financial proof for extensions
Immigration commonly requires 400,000 THB in a Thai bank account in the applicant's name — or evidence of monthly income from abroad or employment. Accounts must often be seasoned (held minimum months) before extension day. Digital-only wallets usually fail.
Info
Open accounts at banks your local Immigration office recognises. See opening a Thai bank account and bank account task.
| Item | Amount | Notes |
|---|---|---|
| Non-O visa (embassy) | 2,000THB | Varies by post |
| Extension (1 year) | 1,900THB | Immigration cash fee guideline |
| 400,000 THB proof | 400,000THB | Balance or income alternative per notice |
| Re-entry permit (optional) | 1,000–3,800THB | Single vs multiple TM.13 |
Work on Non-O marriage visa
Marriage Non-O is not a work permit. Employment with a Thai company requires Non-B conversion or separate work authorisation. Remote work for foreign employers sits in a grey zone — discuss with Immigration or use DTV if you qualify.
Compare: Non-B work guide.
Re-entry and travel
Before long trips abroad on extension, obtain re-entry permit or forfeit extension.
Non-O vs retirement vs DTV
| Non-O (marriage) | Retirement O-A | DTV | |
|---|---|---|---|
| Basis | Thai family tie | Age 50+ | Remote work / activities |
| Financial test | 400k THB or income | 800k THB or pension | DTV notification |
| Work in Thailand | Needs work permit | No | No Thai employer |
Retirement hub: Retirement visa · Compare: Retirement vs Elite.
Frequently asked questions
Must we register marriage in Thailand?
Foreign marriage certificates usually need translation and authentication — embassy lists vary.
Can same-sex spouses use Non-O?
Thai law and Immigration practice evolve — verify current acceptance with embassy and Immigration.
Does Thai spouse income count?
Extension rules focus on applicant proof — confirm if joint accounts qualify at your office.
90-day reporting on Non-O?
Yes for long-stay extensions — use 90-day task.