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Home / Family Reunion Visa · ภาษาไทย

Thailand Family Reunion Visa (Non-O)

Visa consultant preparing an embassy application file with passports and supporting documents
Visa consultant preparing an embassy application file with passports and supporting documents

Spouse, children under 20, and parents — reunite legally with sponsor-based Non-O visas.

Quick Answer

Non-O for spouse of Thai citizen requires THB 400,000 in Thai bank; dependent Non-O inherits the sponsor's validity. Initial 90 days, then 1-year extensions. Full-service from THB 30,000.

Services

  • Non-O spouse (Thai) full-service
  • Non-O dependent (WP holder)
  • Non-O parent (Thai children)
  • Marriage certificate legalization
  • Birth certificate legalization & translation
  • Bank statement letter (THB 400k)
  • Home visit preparation (with Immigration)
  • Annual extension of stay
  • Multiple re-entry permit
  • 90-day reporting registration

FAQ

Who is eligible for the family-reunion visa?
Spouse, parents, and children (under 20) of Thai citizens or foreigners holding a work permit / retirement visa / permanent residency in Thailand. Marriage/birth certificates must be legalized and translated.
Non-O (spouse) vs Non-O (dependent) — what's the difference?
Non-O (spouse) is for foreign spouses of Thai citizens with THB 400k in a Thai bank. Non-O (dependent) is for spouses/children of Non-B (work permit) or Non-O-A holders and inherits the sponsor's visa validity.
How long is the visa valid?
Initial visa: 90 days. Annual extensions of stay: 1 year at a time, indefinite while the qualifying relationship + financials continue.
Cost & timeline?
Full-service THB 30,000–60,000 (excl. gov. fees + document legalization). Total processing 3–8 weeks including extensions and re-entry permit.

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Which family relationships Thailand recognises for a Non-Immigrant O

Thailand has no single 'family reunion visa'. What exists is a set of Non-Immigrant O categories granted for family reasons under the Immigration Act B.E. 2522 and its ministerial regulations: spouse of a Thai national, parent of a Thai national, child of a Thai national, and dependants of a foreigner who himself holds a qualifying visa and work permit. Each has its own financial test and its own evidence set, and they are not interchangeable.

The distinction that surprises applicants most often is between being the parent of a Thai child and being the spouse of a Thai national. A foreign father of a Thai child who has not legitimated that child under the CCC is, in Immigration's eyes, not yet the legal father. Legitimation through the district office or the court is therefore frequently the first step of what the family thought was a visa matter.

RelationshipCategoryCore evidence
Spouse of Thai nationalNon-O (marriage)คร.2/คร.3, house registration, financial evidence, joint photographs and residence proof
Parent of Thai childNon-O (dependent of Thai child)Child's birth certificate naming the applicant, legitimation record where the parents are unmarried
Child of Thai nationalNon-OBirth certificate, evidence of continuing dependency where the applicant is under 20
Dependant of foreign workerNon-O (dependant)Principal's work permit and extension, marriage or birth certificate, employer letter
Parent of foreign workerNon-O (dependant)Relationship proof plus the principal's income evidence; discretionary and district-dependent

Financial evidence and how officers read it

  • Seasoned funds are checked for the full qualifying period, not just on the day of filing; a lump sum deposited the week before filing is the single most common refusal reason we see.
  • Income-based routes require documentary income, typically an embassy letter where the embassy still issues them, or verifiable transfer history into a Thai account.
  • Mixed methods — part deposit, part monthly income — are accepted at some offices and refused at others; the practice of the office with jurisdiction over your address governs.
  • The account must be in the applicant's own name for most categories; a spouse's account is not a substitute.
  • Bank letters have a short validity window and are dated by the branch, so they are collected last, not first.

Foreign documents entering the file

Marriage certificates, birth certificates and divorce decrees issued abroad must be legalised in the issuing country, translated into Thai by a competent translator, and certified by the Department of Consular Affairs at the Thai Ministry of Foreign Affairs before a district office or Immigration will accept them. Thailand's Apostille regime takes effect on 28 February 2027; documents needed before that date still travel the consular chain, and building a schedule around the earlier availability of apostilles causes missed extension deadlines.

Where a foreign marriage is being used to support a Thai spouse visa, we usually recommend registering the marriage in the Thai system first. A marriage recorded in Thai civil registration produces documents Immigration reads without hesitation, whereas a foreign certificate alone invites requests for further evidence at every renewal.

The annual cycle after the first grant

  1. 90-day reporting: Address reporting every 90 days, in person, by post or online, independently of the extension cycle. Missed reports carry fines and are visible at extension.
  2. Re-entry permit before travel: A single or multiple re-entry permit preserves the extension; leaving without one cancels the permission to stay regardless of the visa sticker.
  3. Extension filing window: Filed in the 30 days before expiry, at the office with jurisdiction over the registered address, with refreshed financial and relationship evidence.
  4. Home visit and photographs: Marriage-based extensions commonly include a residence visit and photographs of the couple at the property; the file is easier when the address matches the house registration.
  5. Change of circumstances: Divorce, death of the Thai relative, or the child reaching 20 ends the qualifying basis; a change of category must be planned before, not after, expiry.

Common mistakes and how we avoid them

Filing at the wrong Immigration office
Jurisdiction follows the registered residential address; filing elsewhere is refused even with a perfect file.
Unlegitimated foreign father
Complete legitimation at the district office or through the court before relying on a Thai child as the visa basis.
Travelling without a re-entry permit
Obtain the permit at the airport or Immigration office before departure; there is no retrospective remedy.
Assuming the visa permits work
A family-based Non-O does not carry work rights. Any paid activity requires a separate work permit.

More questions we are asked

Can I switch from a tourist entry to a family Non-O inside Thailand?
Conversion inside Thailand is possible in defined circumstances and depends on remaining permitted stay and the evidence available. Where conversion is not available, an embassy application abroad is the route.
Does the Thai spouse need to attend?
Yes for most marriage-based filings, and for the residence visit. Planning the spouse's availability into the filing window avoids re-scheduling.
What happens at divorce?
The basis for the extension ends. The practical options are a change of category or departure before expiry; overstaying compounds the problem with penalties and re-entry consequences.
Are dependants of foreign workers tied to the principal?
Yes. The dependant's permission mirrors the principal's, so a change of employer or a lapse in the principal's extension flows straight through to the family.

Frequently asked questions

How does a foreigner register a marriage in Thailand?
The foreign partner first obtains an affidavit of freedom to marry from their embassy in Thailand, has it translated into Thai and legalized by the Department of Consular Affairs, and then both parties register the marriage at any district office (amphoe) with passports and two witnesses. Since the Marriage Equality Act took effect on 23 January 2025, same-sex couples register on exactly the same basis.
Do we need an interpreter at the district office?
Yes in practice — most district offices require that a foreign party who does not read Thai be assisted by an interpreter, and many request that the interpreter present identification and sign the register. Some offices also expect a prenuptial agreement, if any, to be presented before registration, because a prenuptial agreement in Thailand is only valid when registered together with the marriage.
Is a Thai marriage recognized in my home country?
A marriage registered at a Thai district office is generally valid worldwide, but recognition procedures differ: many countries want the Thai marriage certificate and the Kor Ror 2 extract translated, legalized by the MFA and certified by their embassy before it is entered in their civil register. Some countries additionally require registration with their consulate within a set period.
How is a prenuptial agreement made enforceable in Thailand?
Under the Civil and Commercial Code a prenuptial agreement must be in writing, signed by both spouses and two witnesses, and registered with the marriage at the district office on the day of registration — an agreement signed afterwards is void as to property arrangements. It also cannot contradict public order or the rules on parental duties, so the drafting must be Thailand-specific rather than a translated foreign template.

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