TSIC 2009 · Kingdom of Thailand
Thailand Standard Industrial Classification
The register of economic activities behind every Thai company registration. Look up a code to see what it covers, in English and Thai, and whether the Foreign Business Act restricts foreign ownership of that activity.
The 21 sections
Full classification tree- AAgriculture, Forestry, and Fishing3 divisions
- BMining and Quarrying5 divisions
- CManufacturing24 divisions
- DElectricity, Gas, Steam, and Air Conditioning Supply5 divisions
- EWater Supply; Sewerage, Waste Management, and Remediation Activities0 divisions
- FConstruction3 divisions
- GWholesale and Retail Trade; Repair of Motor Vehicles and Motorcycles3 divisions
- HTransportation and Storage5 divisions
- IAccommodation and Food Service Activities2 divisions
- JInformation and Communication6 divisions
- KFinancial and Insurance Activities3 divisions
- LReal Estate Activities1 division
- MProfessional, Scientific, and Technical Activities7 divisions
- NAdministrative and Support Service Activities6 divisions
- OPublic Administration and Defense; Compulsory Social Security1 division
- PEducation1 division
- QHuman Health and Social Work Activities3 divisions
- RArts, Entertainment, and Recreation4 divisions
- SOther Service Activities3 divisions
- TActivities of Households as Employers; Undifferentiated Goods and Services-Producing Activities of Households for Own Use2 divisions
- UActivities of Extraterritorial Organizations and Bodies1 division
Foreign Business Act B.E. 2542
Which activities are restricted for foreigners?
The Foreign Business Act closes some activities to foreign majority ownership outright and gates others behind Cabinet permission or a Foreign Business Licence. Every TSIC code page on this site shows the restrictions mapped to it; the full three lists live on one citable reference page.
Read the foreign ownership reference9List 1 activities, closed to foreigners
13List 2 activities, Cabinet permission route
21List 3 activities, Foreign Business Licence route
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