TSIC Activity

43222

Heating installation

ประกอบกิจการรับซ่อมแซมรื้อถอนเตาหลอม ก่ออิฐและปูน ด้วยวัสดุทนไฟ ทนความร้อน

Definition

Heating system installation, extension, alteration, repair and maintenance of systems and equipment. Also includes heating systems within buildings or as part of construction projects, piping installation, heating systems (electric, gas, oil), central heating systems, furnaces, cooling towers, solar water heaters, steam piping, installation, repair and maintenance of gas piping such as oxygen gas used in hospitals and other related piping installations.

Excluded from this code

  • Construction of pipelines (water, oil, gas and other liquids) for long-distance, urban or local pipeline construction for public utility projects. See activity 42201.
  • Installation of electrical panels to control heating. See activity 43210.

Foreign ownership

List 3: Restricted, FBL/BOI route availableinherited from 43

Construction, except construction of infrastructure providing basic public services in public utilities or transport that requires special apparatus, machinery, technology or expertise, and except other categories prescribed in ministerial regulations

The infrastructure carve-out is subject to a minimum foreign capital requirement, subject to capital thresholds, verify current figures.

FBA B.E. 2542, List 3 (10)Routes: Foreign Business Licence, BOI promotion, US Treaty of Amity

Auto-mapped, verify against the Act. These TSIC mappings are indicative, not legal advice; the schedules of the Foreign Business Act B.E. 2542 are the authority. See the full foreign ownership reference.

Companies registered since 2022

Browse all

New DBD registrations under this activity since 2022, the period the registry snapshot covers, not the full historical register.

44
Registered
since 2022
40
Still active
4
Dissolved
฿1.0M
Median capital
of active

New registrations per year

2022peak 12 in 20222026

Source: Department of Business Development (DBD) new-registration records, 2022 to present. Counts cover companies first registered in that window, reflect the latest snapshot load, and may lag the live register.

Emerhub

Restricted activity? There is usually a route.

Emerhub structures foreign-owned companies around FBA restrictions: Foreign Business Licence applications, BOI promotion, and compliant shareholding structures. Talk through your case before you commit to one.

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