2025 Thailand Villa Ownership Guide: From Nominee to Sap-Ing-Sith Legal...
A systematic analysis of Thailand's land system and legal pathways for foreigners to purchase property, comparing risks and compliance of traditional nominee, company ownership, leasehold, and Sap-Ing-Sith methods, with detailed case study and cost breakdown of the first successful Sap-Ing-Sith implementation in Chiang Mai.

Why should foreigners pay special attention to property rights issues when buying a villa in Thailand?
- Foreigners cannot directly own land;
- Foreigners can legally own buildings (the villa itself).
Therefore, the key issue lies in how to legally, safely, and stably hold the land. This has given rise to various common market structures, ranked from highest to lowest risk:
1️⃣ Thai natural person holding (highest risk)
2️⃣ Thai company holding (Company Freehold)
3️⃣ Long-term lease (Leasehold)
4️⃣ Sap-Ing-Sith (property with attached rights) — the only form of land property rights for foreigners recognized and registrable by national legislation.
What are the basic characteristics of Thailand's land system?
- Registering a Thai company (requires Thai shareholders holding ≥51%)
- Leasing long-term use rights
- Or directly registering property rights in the form of Sap-Ing-Sith.
This determines that foreigners must pay attention to the separation of land and building ownership when buying a villa.
Why is nominee holding the highest risk for natural persons in Thailand?
- Foreigners have no actual property rights;
- If the nominee reneges, refuses to renew the lease, or sells, foreigners have no right to enforce;
- If the nominee passes away, the property enters their inheritance system, and heirs may not recognize private agreements.
📍Conclusion: Extremely high risk, not legally protected, not recommended.
What are the legal and cost issues with company freehold in Thailand?
Main risks:
- The Ministry of Commerce and Land Department strictly investigate "shell companies" and "nominee shareholder holdings";
- If deemed as circumventing the law, it may result in: high fines, land reclamation, forced auctions, and non-recognition of foreign shareholders.
High costs:
- Registration fee about 80,000–200,000 Thai Baht;
- Annual audit and tax fees 20,000–30,000 Thai Baht;
- Over a 90-year cycle, costs reach over 2 million Thai Baht.
Unstable system:
- Foreign ownership cannot exceed 49%;
- If the 51% Thai shareholders have no actual capital contribution, it is a "shell company";
- Once found non-compliant, the company and land will be forcibly handled.
📍Conclusion: Only suitable for business owners with genuine operations, not for ordinary homebuyers.
Why is long-term leasehold not an ideal holding method?
Main limitations:
- ❌ Not inheritable: Leasehold rights do not become part of the estate upon the lessee's death;
- ❌ Not mortgageable: Banks do not recognize leasehold rights as assets;
- ❌ Cannot be freely transferred or modified: Major changes require written consent from the owner.
Essence: The land title only shows the "lease term," with no property deed, meaning you are paying to rent a house rather than owning an asset.
📍Conclusion: Only suitable for short-term living or transitional use, lacking long-term investment value.
What is Sap-Ing-Sith?
📌 It is essentially a Real Right, not a lease or proxy holding;
📌 It can be registered, inherited, mortgaged, and transferred;
📌 The right term is 30 + 30 + 30 = 90 years;
📌 The property certificate is registered under the foreign buyer's name.
What are the common pitfalls of 'fake Sap-Ing-Sith' in the market?
❌ Personal name registration: Formally called Sap, but lacks corporate qualification support, with risks similar to proxy holding, and unstable renewal and inheritance.
❌ Third-party company proxy holding: The developer has no equity connection with the proxy company, with no guarantee for renewal and cooperation.
✅ A truly secure structure must be completed within the same group system: a closed-loop chain from land acquisition, development and construction, proxy holding, to after-sales service, managed and registered by the group's own asset company.
What are the legal status and rights of Sap-Ing-Sith?
✔ The Sap-Ing-Sith registration is noted on the back of the land title deed.
✔ Foreign individuals can obtain the following rights:
- Transfer and sale
- Inheritance
- Mortgage and guarantee
- Renovation and sub-right registration
📄 The rights are stable and renewable, with a total term of 90 years, and may potentially convert to Freehold in the future if policies are relaxed.
What two official certificates does Sap-Ing-Sith include?
- Held by the asset company under the developer group;
- The title deed specifies Sap-Ing-Sith registration, with the holder having no disposal rights.
🟦 Blue Book (Attached Rights Property Certificate):
- Similar to China's real estate certificate;
- Clearly states the rights owned by foreign buyers individually;
- Can be inherited, mortgaged, or transferred.
📌 This is the first time Thailand has issued a complete, legally protected real estate property certificate for foreigners.
Is the application process for Sap-Ing-Sith complicated?
1️⃣ Submit passport and sign the contract;
2️⃣ The developer group's asset company handles the title deed and registration;
3️⃣ The buyer signs to complete the registration;
4️⃣ The property certificate is directly registered under the foreigner's name.
No Thai shareholders required, no ongoing annual reviews or tax maintenance, hassle-free and transparent.
What are the core advantages of Sap-Ing-Sith compared to traditional methods?
2️⃣ Clear and transparent property rights: Land title deed registered under the buyer's name;
3️⃣ 90-year full holding period: Can be inherited, mortgaged, and renovated;
4️⃣ No need for Thai shareholders or third-party holding;
5️⃣ Zero ongoing costs: No annual audits, no accounting, no tax maintenance;
6️⃣ Simplified process: Developer handles everything, only requires passport and signature to complete.
Why is Ornsirin (欧诗林) currently the only one in Chiang Mai that can truly implement Sap-Ing-Sith?
- Long-term operational capability and a stable group system;
- Financial transparency and qualified credentials;
- Own asset management company;
- Sufficient project scale and land reserves.
📊 Market status:
- Large groups "can do but don't need to";
- Small developers "want to but aren't qualified";
👉 Only Ornsirin Group has the capability, qualifications, and stability simultaneously, making it the sole developer in Chiang Mai that truly executes and stably provides Sap-Ing-Sith.
What is the fee structure for Sap-Ing-Sith?
- Registration fee: ฿20,000
- Registration fee: ฿10,000
- Application fee + lawyer fee + witness fee: about ฿3,000
- Transfer fee: 2%
📌 Total approximately 2% + 32,790 Thai Baht, renewed every 30 years.