Divorce and property division for a foreign spouse in Thailand: the land, the house and the usufruct

What happens to property built up during a Thai-foreign marriage when it ends in divorce? Two separate legal questions apply, and this site's existing marriage-property guides — on protecting a foreign spouse's interest and on prenuptial agreements — both address what happens during an intact marriage or before one, not what happens when it ends. First: how Thai law splits marital property on divorce. Second, and less settled: whether a usufruct or superficies registered to protect the foreign spouse survives that split.

What counts as marital property vs. separate property

• Sin suan tua (separate property, Section 1471) — assets owned before the marriage, personal-use items, and gifts or inheritance received by one spouse individually during the marriage.
• Sin somros (marital property, Section 1474) — property either spouse acquires during the marriage through work or investment, gifts or bequests explicitly made to both spouses jointly, and the 'fruits' (rental income, dividends, interest) of separate property. Doubtful cases are presumed to be sin somros.

The default 50/50 split — and the rule against front-running it

Section 1533 splits sin somros equally between the spouses on divorce, regardless of whose name it's registered in or whose income produced it. Section 1534 closes the obvious workaround: if a spouse disposed of marital property for their own exclusive benefit, to injure the other spouse, without the other's legally-required consent, or destroyed it, that property is treated as if it still existed for the purpose of calculating the 50/50 split — and the shortfall comes out of the disposing spouse's own share. Section 1535 splits joint marital debts the same way, equally between both spouses.

Land in the Thai spouse's name: what actually happens to it

A foreigner still cannot hold land directly, even when a Thai court awards it as part of a divorce settlement. If land — or a house-and-land package — is awarded to the foreign spouse, Land Code Section 94 applies the same forced-disposal mechanic already covered in a foreigner inheriting Thai land: the Director-General sets a window of 180 days to one year to sell it, after which the Land Department can arrange the sale itself. In practice, this is exactly why divorce settlements typically award the land to the Thai spouse and give the foreign spouse a cash equalisation payment, the building's value, or other movable assets instead — it sidesteps the forced-sale clock entirely.

Does a registered usufruct survive the divorce? The genuinely unresolved part

Outside of divorce, a registered usufruct or superficies can't be cancelled unilaterally by the Thai spouse — removing it from the title deed needs either the foreign beneficiary's consent or a court order. Divorce changes this. Section 1469 gives either spouse the right to void an agreement made between them during the marriage, at any point during the marriage or within one year after it ends — and a usufruct or superficies one spouse granted the other during the marriage is exactly this kind of inter-spousal agreement. In practice, that means a Thai court hearing a divorce can terminate a previously-registered usufruct as part of dividing the couple's assets, unless the divorcing spouses agree between themselves that it stays in place or is bought out as part of the settlement. No reported case of a Thai court actually cancelling a usufruct on this basis turned up in a review of current legal commentary — but the statutory mechanism to do so exists, so a foreign spouse shouldn't treat a registered usufruct as automatically divorce-proof, and it's worth raising explicitly, before a dispute, with whoever drafts the settlement.

Does a prenup change any of this?

A valid, same-day-registered prenuptial agreement fixes more assets as separate property going in, which shrinks what's left exposed to the 50/50 split under Section 1533 — that's real, useful protection. But it doesn't extend to a usufruct or superficies created separately during the marriage (which Section 1469 still reaches), and Section 1467 requires court authorisation to amend a prenup once the marriage is underway. A prenup and a registered usufruct are complementary tools, not substitutes for each other, and neither one gives a foreign spouse the ability to hold land outright.

The practical bottom line: sin somros divides 50/50 by formula, land itself effectively can't go to the foreign spouse regardless of what a settlement says, and the one document meant to specifically protect the foreign spouse's interest in the property — the registered usufruct — is exposed to court revision as part of the very process it was meant to survive. Any foreign spouse negotiating a Thai divorce settlement involving property should confirm, in writing, what happens to an existing usufruct or superficies, rather than assuming its registration alone settles the question.