Property Education · Visas

The Thai marriage visa explained: the Non-O based on marriage to a Thai — money, documents & the one-year extension.

Married to a Thai national? Your route to living here is the marriage-based Non-Immigrant O — kept long-term by a renewable one-year extension of stay. It carries the lowest money bar of the long-stay options (400,000 THB or 40,000 THB/month, half the retirement figure), no age requirement, and — uniquely — the ability to add a work permit. Here’s the plain-English version: eligibility and the registered-marriage prerequisite, the seasoned-funds rule, the full document checklist, the two-step 90-day-then-one-year timeline, the immigration home visit, and where it beats the retirement-O, DTV and LTR. Unbiased, never paid placement.

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By Kirby Scofield
Founder of BAANLYY · International real estate broker, investor & relocation specialist
Last updated 1 June 2026 · Last reviewed 1 July 2026

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The one-line version

The “marriage visa” is a Non-Immigrant O obtained because you are legally married to a Thai, then kept through a renewable one-year extension of stay. Bar: 400,000 THB seasoned in a Thai bank or 40,000 THB/month income — no age limit. It does not by itself let you work, but a marriage-based holder can add a work permit. Same TM30 / 90-day reporting applies, and immigration may do a home visit to confirm the marriage is genuine.

Living Summary

Marriage Visa — living summary

Editorial analysis compiled and periodically refreshed by BAANLYY’s research team — not a live data feed.

Analysis last reviewed 2026-07-05.

Growth Trajectory

Marriage Visa — timeline

  1. Pre-2000s
    Marriage-based extension established
    Thailand's Non-Immigrant O category, including the marriage-to-a-Thai-national basis, has existed for decades as the standard route for foreign spouses to obtain a renewable one-year extension of stay, requiring proof of a registered marriage and financial qualification.
  2. 2010s
    Home visits become routine
    Immigration offices increasingly formalise verification steps for marriage-based applications, including officer home visits and interviews, in response to sham-marriage concerns; document checklists (joint photos, maps to residence, witness statements) become standard practice at most offices.
  3. 2026
    Framework holds, financial bar unchanged
    The 400,000 THB seasoned-funds / 40,000 THB monthly-income thresholds and the two-step 90-day-then-one-year timeline remain the operative rules as of mid-2026, with document and seasoning specifics continuing to vary by immigration office.
01

What the marriage visa actually is

There is no Thai document literally stamped “marriage visa.” The term is shorthand for a Non-Immigrant O visa obtained on the basis of marriage to a Thai national, plus the one-year extension of stay that follows it. The Non-O is the doorway — usually a 90-day single-entry, or a one-year multiple-entry issued abroad; the part that actually lets you live here for years is the renewable 12-month extension you apply for inside Thailand on the marriage basis. This is one specific sub-type of the broader Non-O category — for the full family of O sub-purposes (retirement, dependents, Thai-child parent and more) see the umbrella guide, the Non-Immigrant O visa explained. This page is about the immigration status that comes from marriage; it is not a guide to the wedding or to registering the marriage itself, which is a separate district-office process.

02

Eligibility & the registered-marriage prerequisite

You qualify if you are legally and currently married to a Thai national. The non-negotiable prerequisite is a registered marriage: a Thai marriage certificate (Kor Ror 2 / Kor Ror 3) from a district office (amphur), or a foreign marriage that has been properly registered/recognised in Thailand. A religious ceremony, engagement or living together is not sufficient on its own. Unlike the retirement route there is no age requirement — the foreign spouse can be any adult age. The marriage must be genuine and ongoing; immigration actively checks the relationship and can refuse or later revoke status where it suspects a sham marriage. If you have not yet registered the marriage, do that first at the amphur — only then can you build the visa on top of it.

03

The money: 400,000 THB or 40,000 income

The financial bar for the marriage extension is half the retirement figure, which is the route’s headline appeal. You satisfy it one of three ways:

Compare: the retirement extension needs 800,000 THB / 65,000 income. Seasoning windows, whether combinations are allowed, and the exact bank evidence vary by immigration office and change over time — verify the live numbers where you will file. Open the right account first: see opening a Thai bank account.

04

The document checklist

Marriage applications are deliberately documentation-heavy — immigration is confirming a real relationship. A typical set:

Lists differ by office — always get your local immigration office’s exact current checklist before filing.

05

The two-step timeline: 90 days, then one year

Getting set up is a two-step sequence. Step one: obtain or convert to the 90-day Non-O on the marriage basis — either from a Thai embassy abroad, or by converting a tourist visa / visa-exemption entry in-country if you have enough days left (commonly at least 15–21). Step two: in the final stretch of that 90-day permission, apply at your local immigration office for the 12-month extension of stay on the marriage basis. Many offices issue an under-consideration stamp (often 30 days) while they verify — sometimes including a home visit — before granting the full year. Build in time before your permission expires: miss the window and you may have to leave and re-enter or start the process again.

06

The annual renewal & the home visit

Once granted, the extension gives a full year, renewable annually the same way as long as the marriage and finances continue to qualify. The feature that distinguishes marriage cases from retirement is the home visit: immigration officers may visit the registered address to confirm the couple genuinely lives together, photograph the home, and occasionally interview the spouses separately. This is routine, not an accusation — have the home clearly lived-in by both partners, keep joint photos current, and make sure your TM30 address is correctly filed. Each annual renewal repeats the evidence: seasoned funds or income, the marriage certificate, spouse’s documents, TM30 and address proof.

07

Work rights — the marriage route’s big advantage

The single biggest reason people choose marriage over retirement: you can work. The visa itself never authorises employment — paid work always needs a separate, valid work permit tied to a real job — but a foreigner on a marriage-based Non-O can obtain that work permit when a qualifying employer sponsors it, and the requirements for spouses of Thai nationals are lighter than for ordinary Non-B holders (for example, the usual four-Thai-employees-per-foreigner ratio is typically reduced for spouses of Thais). Dependents and retirees do not get this flexibility. If a job or running a business is part of your plan, the marriage route plus a work permit is far more workable than the retirement-O. Background in working in Thailand.

08

Reporting duties: TM30, 90-day & re-entry

Long-stay housekeeping is identical to other visas, and immigration asks for the paperwork at extension time:

Detail in TM30 & 90-day reporting and the re-entry permit.

09

Marriage-O vs retirement-O, DTV & LTR

Which long-stay route fits?
  • Marriage-O — legally married to a Thai: lowest money bar (400k), no age limit, can add a work permit. The natural choice for a family life here.
  • Retirement-O — 50+ and not married to a Thai: higher bar (800k), no work, but no spouse/relationship checks. See retiring in Thailand.
  • DTV — remote workers/freelancers wanting a flexible five-year multiple-entry not tied to a spouse or age. See the DTV.
  • LTR — high-income or high-net-worth: a 10-year visa with annual (not 90-day) reporting and tax perks. See the LTR.

Rule of thumb: if you are married to a Thai, the marriage route usually wins on cost and work flexibility — even for people who could also qualify another way.

10

The limits & common mistakes

Don’t…
  • confuse the visa (90 days) with the one-year extension of stay — the long stay is the extension
  • assume a religious ceremony counts — you need a registered Thai marriage (Kor Ror 2/3)
  • think the marriage visa lets you work on its own — you still need a separate work permit
  • let the 400,000 THB dip below the floor or skip the seasoning period before applying
  • forget the re-entry permit before leaving, or skip TM30 after moving or re-entering
  • under-prepare for the home visit — keep joint photos and a genuinely shared home
  • assume every immigration office applies the money, seasoning and document rules identically — they don’t
11

The housing side: renting on a marriage visa

A marriage visa means you’re settling — so renting should match a multi-year horizon, not a tourist stay. A proper 12-month lease in a building with reliable fibre, near the BTS/MRT or close to family and schools, is the norm, and landlords readily accept a marriage-based Non-O and its one-year extension as stable status to sign. You’ll show your passport, visa/extension page and the usual deposit (commonly two months’ security plus one month advance). There’s a direct link to your visa: a clear lease and address make the TM30 filing and the extension paperwork — and the home visit — far smoother, since immigration wants proof of where the couple lives. Model a realistic monthly number first with the cost-of-living calculator.

Related reading: where to live, moving with family, renting in Thailand, and tax for expats.

12

Frequently asked

What is the Thailand marriage visa?There is no document literally called a 'marriage visa' — the popular term means a Non-Immigrant O visa obtained on the basis of marriage to a Thai national, followed by a renewable one-year 'extension of stay' that is what actually lets you live in Thailand year after year. The Non-O itself is usually a 90-day single-entry (or a one-year multiple-entry issued abroad); near the end of that 90 days you apply at Thai immigration for the 12-month extension on the marriage basis, then renew it annually. So 'marriage visa' is really shorthand for the marriage-based Non-O plus its one-year extension. Because rules differ by immigration office and change over time, confirm the current requirements with Thai immigration or a Thai embassy before relying on them.
Who is eligible for a marriage-based visa, and is a registered marriage required?You qualify if you are legally and currently married to a Thai national and can prove it with a Thai marriage certificate (Kor Ror 2 / Kor Ror 3). A legally registered marriage at a Thai district office (amphur) — or a foreign marriage that has been registered/recognised in Thailand — is the prerequisite; a religious ceremony or engagement alone is not enough. The foreign spouse can be any age (unlike the retirement route's 50+ rule). The marriage must be genuine and ongoing — immigration scrutinises the relationship and can refuse or revoke if it believes the marriage is a sham. This guide covers the immigration status; it does not cover how to register the marriage itself, which is a separate amphur process.
What money do I need — the 400,000 THB versus 40,000 income rule?For the one-year marriage extension the financial bar is lower than retirement. You meet it one of three ways: (1) 400,000 THB seasoned in a Thai bank account in the foreign spouse's name, typically sitting there for at least two months before you apply and kept at a floor afterwards; (2) a monthly income of around 40,000 THB shown by an embassy income letter or transfer evidence; or (3) in some offices a combination that reaches the equivalent over the year. This is half the retirement threshold (which is 800,000 THB / 65,000 income). Seasoning periods, whether a combination is accepted, and the exact evidence vary between immigration offices and change, so verify the live numbers where you will actually file.
What documents do I need for the marriage extension?A typical set includes: your passport with the Non-O entry/stamp; the Thai marriage certificate (Kor Ror 2/3); your Thai spouse's ID card and house registration (tabien baan); the bank book and a bank letter showing the seasoned 400,000 THB (or income evidence); a completed TM7 extension application with photos; proof of address and your TM30 receipt; and, very commonly for marriage cases, photographs of the couple together inside and outside the home plus a hand-drawn map to the residence and witness statements. Marriage applications are documentation-heavy by design because immigration is confirming a real relationship. Requirements differ by office — get your local office's exact current checklist before filing.
How does the timeline work — 90 days then one year?It is a two-step process. First you obtain (or convert to) the 90-day Non-O on the marriage basis — either from a Thai embassy abroad or by converting a tourist visa/visa-exemption entry in-country if you have enough days left (commonly 15–21). Then, in the final stretch of that 90-day permission, you apply at your local immigration office for the 12-month extension of stay on the marriage basis. Some offices issue an initial under-consideration stamp (often 30 days) while they verify, sometimes including a home visit, before granting the full year. After that, you renew the one-year extension annually with the same evidence as long as the marriage and finances continue to qualify.
Can I work in Thailand on a marriage visa?Yes — and this is the marriage route's biggest advantage over the retirement-O. The visa itself does not authorise employment, but a foreigner holding a marriage-based Non-O / extension CAN obtain a work permit if a qualifying employer sponsors it, and the work-permit requirements for spouses of Thais are lighter than for ordinary Non-B holders (for example, the usual four-Thai-employees-per-foreigner ratio is typically reduced for spouses of Thai nationals). You still need the separate, valid work permit tied to a real job before doing any paid work — the visa alone never makes work legal. If a job or business is central to your plans, the marriage route plus a work permit is far more flexible than retirement.
What ongoing reporting do I have to do?The standard long-stay housekeeping applies. Your address must be reported via TM30 (your landlord, condo or hotel usually files it, but you are responsible for it being done, especially after moving or re-entering Thailand). If you stay 90 continuous days you must file a 90-day report of your address, separate from the visa extension. And if you leave Thailand on a single-entry Non-O or a one-year extension, you must buy a re-entry permit before departure or your permission to stay is cancelled. Keep every TM30 and 90-day slip — immigration asks for them at extension time, and a missing TM30 is a common reason marriage extensions stall.
Marriage-O versus retirement-O, DTV or LTR — which should I choose?Choose the marriage route if you are legally married to a Thai: it has the lowest money bar (400k vs 800k), no age requirement, and the ability to add a work permit. Choose the retirement-O if you are 50+ and not married to a Thai. Consider the DTV if you are a remote worker or freelancer who wants a flexible five-year multiple-entry without tying status to a spouse or a 50+ age, though it is not a residence-extension route in the same way. Consider the LTR if you are high-income or high-net-worth and want a 10-year visa with annual (not 90-day) reporting and tax perks. Many married foreigners still pick marriage-O purely because the financial threshold and work flexibility suit a family life in Thailand.
Keep going
Property EducationVisa Knowledge CenterNon-Immigrant O VisaRetiring in ThailandWorking in ThailandDTV VisaLTR VisaTM30 & 90-Day Reporting

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Sources & References

Sources & References

Primary and official sources are cited above. Government rules, fees and procedures in Thailand change over time and vary by office; always confirm current requirements with the relevant authority before relying on them. BAANLYY never takes paid placement in editorial content.

General information only — not legal, tax, immigration or financial advice. Thailand’s marriage-based Non-Immigrant O requirements, financial thresholds, seasoning rules, document lists, extension-of-stay conditions, home-visit practice and reporting duties change and are applied case by case by individual Thai immigration offices and embassies; confirm current details with the Thai immigration bureau, an official Thai embassy/consulate, or a licensed Thai immigration lawyer before relying on anything here. BAANLYY never takes paid placement.