Off-plan property offers genuinely attractive pricing and first pick of units, but it also means committing real money to something that doesn’t exist yet, and Thailand’s legal framework around this carries a structural gap worth understanding clearly before you sign anything.

The escrow gap most buyers don’t expect

This is genuinely the most important thing to understand upfront: Thai law does not require developers to hold buyer payments in third-party escrow. When you make a staged milestone payment during construction, that money typically goes directly into the developer’s own bank account, not into a protected, independent holding arrangement. Some reputable developers voluntarily route payments through a law firm or bank-backed escrow arrangement, and this is genuinely worth asking about directly before committing, a developer who resists or deflects this question is worth scrutinising considerably more closely.

What’s actually improved: the 2025 OCPB rules

Effective from January 2025, Thailand’s Office of Consumer Protection Board introduced “controlled reservation contract” rules, standardising the required Thai-language contract format for off-plan condo sales and explicitly banning certain unfair clauses that had previously appeared in developer contracts. This is genuine, meaningful progress for buyer protection, but it’s worth being clear about what it doesn’t do: these rules don’t eliminate the underlying risk of developer insolvency or extended construction delays, they regulate the contract terms, not the financial security of your payments.

The real consequence of developer failure

If a developer becomes insolvent before your unit is completed, recovering payments you’ve already made is genuinely difficult. You become an unsecured creditor in bankruptcy proceedings, a slow, often incomplete process, and there’s a real possibility of losing a meaningful portion of what you’ve paid. This isn’t a fringe risk limited to disreputable operators; it’s a structural feature of how off-plan payments work in Thailand absent a voluntary escrow arrangement.

A lien risk worth confirming specifically

Developers commonly finance construction by mortgaging the entire project plot, including all future units, to a bank as security. Before completing your purchase, it’s genuinely worth confirming, through your own lawyer, that the developer has an agreement in place to release your specific unit’s title deed from that master mortgage once you’ve paid in full. Without this confirmation, you risk paying the complete purchase price and still not receiving a clean, unencumbered title if the developer subsequently defaults on their own bank financing.

Quota isn’t fully locked in at presale stage

A developer may pre-sell more foreign-quota units during the presale period than the completed building will actually have space for once construction finishes and floor areas are formally measured. This means quota eligibility for your specific unit should be reconfirmed closer to, and at the time of, actual registration, rather than assumed permanently settled based on an early sales conversation or brochure.

The check that matters more than any other

Beyond the legal and financial structuring, the single most valuable due diligence step is genuinely assessing the developer’s track record: how many projects have they actually completed, were those delivered on time and to the promised specification, and can you visit finished developments and speak directly with existing owners rather than relying solely on marketing materials and a polished showroom. A developer with a strong, verifiable history of on-time, quality delivery is a meaningfully different proposition than one with an unproven track record, regardless of how attractive the current presale materials look.

What a typical payment structure looks like

Standard off-plan payment schedules generally follow: a reservation fee (commonly 100,000 to 200,000 THB), a deposit of 10 to 20% at contract signing, staged payments tied to construction milestones over a typical 20 to 36 month build period, and a final payment due at handover. Each transferred payment needs to be properly documented through the FET process, in foreign currency, for your eventual freehold registration, so keeping clear records of every remittance throughout the construction period matters considerably.

Final thoughts

Off-plan buying in Thailand can genuinely work well, particularly with a reputable, well-capitalised developer with a verifiable completed track record, but it requires going in with clear eyes about the escrow gap and the real possibility of developer failure. A thorough developer background check, a lawyer-reviewed contract confirming lien release terms, and, where available, a genuine escrow arrangement together meaningfully reduce what remains a structurally real risk.

For guidance on your specific off-plan purchase, get in touch, or browse JLIT’s directory of property lawyers.