Is this a full official TSIC page?

The TSIC title can come from the official NSO PDF extract, but this page still adds non-official cross-links for research use and does not replace regulator verification.

Can this page replace regulator verification?

No. Use it as a research layer and verify code, tax, permit, and ownership position before filing or investing.

TSIC 33131 Thailand business activity code: Repair of measuring, testin g, navigating and control equipment

Activities covered by TSIC 33131

Official TSIC PDF extract for Repair of measuring, testin g, navigating and control equipment. Cross-links are currently generated from division and section heuristics until richer official mappings are connected.

Key checkpoints for this code

33131TSIC code

3Linked tax pages

3Relevant provinces

1Standards and customs checks

Tax ratesOpen the tax pages connected to this activity. ProvincesReview local wage and operating context. StandardsCheck product and regulator checkpoints. Company registryUse registry pages for setup and verification workflow.

Compliance risk score

5 of 6 factors passing

8 / 10

Verified official source - tsic_nso_structure.xlsx | SHA 8af4ddb63f5e
International crosswalk - ISIC Rev.4 3313 -> ISIC Rev.3.1 3190, 3220, 3230 (partial)
Previous-edition migration - TSIC 2544 codes: 33120, 52600
Complete hierarchy - 5 hierarchy levels confirmed in the TSIC tree.
Trade or export match - No linked HS or customs code is mapped to this TSIC record.
Legacy crosswalk - TSIC 2544 codes: 33120, 52600

How we calculate this score →

Is TSIC 33131 relevant to your work?

This code typically applies to:

9329Manufacturing Labourers Not Elsewhere ClassifiedManufacturing labourers not elsewhere classified assist the work of machine operators and assemblers and perform a variety of simple and routine manual tasks in manufacturing, excluding packing and labelling finished products.3122Manufacturing SupervisorsManufacturing supervisors coordinate and supervise the activities of process control technicians, machine operators, assemblers and other manufacturing labourers.3139Process Control Technicians Not Elsewhere ClassifiedThis unit group covers process control technicians not classified elsewhere in Minor Group 313: Process Control Technicians. For instance, the unit group includes those who operate multiple process control equipment in manufacturing assembly lines and paper and pulp production.8160Food and Related Products Machine OperatorsFood and related machine operators set, operate and attend machinery used to slaughter animals, trim meat from carcasses, and bake, freeze, heat, crush, mix, blend and otherwise process foodstuffs, beverages and tobacco leaves.7212Welders and Flame CuttersWelders and flame cutters weld and cut metal parts using gas flame, electric arc and other sources of heat to melt and cut, or to melt and fuse metal.

Additional occupations for TSIC 33131

Source: ISCO-08 occupation dictionary + TSIC official activity semantics, 2026-07-12

Official activity name and details

Official English label: Repair of measuring, testin g, navigating and control equipment
Section: C
Data coverage: official-tsic-import
Division: 33 - Repair and installation of machinery and equipment
Group: 331 - Repair of fabricated metal products, machinery and equipment
Class: 3313 - Repair of electronic and optical equipment

Use the official TSIC label below when the Thai translation is not yet source-backed in this build.

Official extract note

Official NSO TSIC ebook page: 99
This classification label was imported from the official TSIC PDF extract and linked back to the DBD and NSO routes used in this portal.

Important checks before registration

Standards checkpoint: Use TISI compulsory lists to verify whether products trigger mandatory standards review.
Ownership route: Use this page as an ownership-routing layer only. Verify FBA, BOI, treaty and shareholder structure together.
Permit route: Treat permit notes as a checklist only. The real permit stack depends on the operating model, location and regulator.

TSIC hierarchy position

In this section

TSIC 33131Repair of measuring, testin g, navigating and control equipmentTSIC 33132Repair of irradiation, electromedical and electrotherapeutic equipment TSIC 33133Repair of optical instruments and photographic equipment

Previous code: TSIC 33122 Next code: TSIC 33132

Standards and product checkpoints

TISI compulsory standards overview