Thailand Commercial Maintenance Obligations: Landlord and Tenant Duties
Guide to commercial property maintenance responsibilities in Thailand covering NNN lease allocations, building code compliance, and repair obligations.
Legal Disclaimer
This content is for general informational and educational purposes only. It does not constitute legal advice and should not be relied upon as such. Laws change frequently — always verify current regulations and consult a licensed attorney in your jurisdiction for advice specific to your situation. Landager is a property management platform, not a law firm.
Commercial property maintenance in Thailand depends primarily on the terms of the lease agreement, particularly whether it is a Gross or NNN (Triple Net) lease.
Disclaimer: This guide provides general legal information for educational purposes only and does not constitute legal advice. Always consult a licensed attorney in Thailand for guidance specific to your situation. Information last verified: March 2026.
Responsibility Allocation by Lease Type
| Item | Gross Lease | NNN Lease |
|---|---|---|
| Building structure | Landlord | Landlord (typically) |
| Roof and exterior walls | Landlord | Per contract |
| HVAC system | Landlord | Tenant |
| Main electrical/plumbing | Landlord | Per contract |
| Interior fit-out | Tenant | Tenant |
| Common areas | Landlord | Tenant (via CAM charges) |
| Insurance | Landlord | Tenant |
Default Legal Position
Under the CCC, if the lease is silent on maintenance:
- Landlord must deliver property suitable for its intended use
- Landlord is responsible for major repairs to maintain property condition
- Tenant is responsible for ordinary maintenance and minor repairs
Building Code Compliance
Commercial properties must comply with the Building Control Act:
- Fire safety systems — Extinguishers, sprinklers, emergency exits
- Electrical systems — Per EIT standards
- Structural integrity — Periodic safety inspections
- Occupancy permits — Must remain valid
Best Practices for Landlords
- Detail maintenance responsibilities in the lease
- Create a preventive maintenance schedule for major systems
- Conduct regular property inspections
- Keep complete maintenance records
How Landager Helps
Landager helps commercial landlords manage repair requests, schedule preventive maintenance, and track costs per property.
Sources & Official References
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