In Thailand, the piece of paper behind a property decides almost everything — what you can legally own, sell, build, or even rent with confidence. Titles range from the gold-standard Chanote down to documents that aren't really titles at all. Here's how each deed type works, which one gives true freehold ownership, how to verify a deed at the Land Department, and the red flags that protect both renters and buyers. Unbiased, never paid placement.
For land, you want a Chanote (Nor Sor 4 Jor) — full freehold title with surveyed boundaries. Nor Sor 3 Gor is acceptable; Nor Sor 3 is weaker; Sor Kor 1 and Por Bor Tor 5 are not real titles — avoid. A condo has its own Or Chor 2 unit title (the blue book), the one freehold a foreigner can own. Whatever you sign — buying or renting — verify the deed and the owner's name at the Land Department first.
Thai land documents form a hierarchy. The higher the rung, the stronger and more provable your ownership, and the easier the land is to sell, mortgage and develop:
A Chanote is the only title with boundaries fixed by an accurate cadastral survey, marked on the ground with numbered concrete posts and recorded at the Land Department. That precision is why it's the cleanest title to buy, finance and resell: there's little room to argue about where your land ends. The original deed lives at the Land Office; you hold a certified copy. Crucially, the back of the deed is the ownership history — every sale, mortgage, registered lease, usufruct and servitude is recorded there. Reading the back is non-negotiable due diligence.
A Nor Sor 3 Gor is a confirmed right of use with boundaries tied to aerial photography. It can be sold and mortgaged today and is generally upgradeable to a full Chanote — fine for many transactions if your lawyer checks it. A plain Nor Sor 3 is older and weaker: there is no precise survey, so neighbouring claims can overlap, and any transfer must be publicly posted for 30 days before it completes. You can still buy on a Nor Sor 3, but price in the survey risk and the slower, more uncertain process — or insist the seller upgrade it first.
This is where most foreign-buyer disasters start. Neither of these is ownership:
If a seller can't produce a Chanote or at least a Nor Sor 3 Gor, treat it as a stop sign. See also our guide to rental scams and scams to avoid.
Condominiums sit outside the land-title ladder entirely. Each unit has its own Or Chor 2 (อ.ช.2) title deed — the blue book — recording the unit's exact floor area, its proportional share of the building's common property, and the registered owner. Because the land beneath the building is held in common by all owners, a foreigner can own a unit freehold, in their own name, forever — the single form of Thai real estate that allows it — as long as the building is within its 49% foreign-ownership quota. Confirm the owner's name on the Or Chor 2 before paying, and read our foreign condo ownership guide for the quota mechanics.
Verification happens at the Land Department office with jurisdiction over the property — never from a photocopy. Whether buying or renting, run these checks first:
Pressure-test the location first with the Neighborhood Finder, and walk the purchase sequence in our step-by-step buying process.
Editorial analysis compiled and periodically refreshed by BAANLYY’s research team — not a live data feed.
Analysis last reviewed July 2026.
Know exactly what a title gives you, then explore residences and areas across Bangkok and beyond.
General information only — not legal, tax or financial advice, and Thai land law, deed types and registration rules change. Verify current rules with the Department of Lands and engage a licensed Thai lawyer before buying or signing a long lease. BAANLYY never takes paid placement.