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 74909 Thailand business activity code: Other professional, scientific and technical activities n.e.c.

Activities covered by TSIC 74909

Official TSIC PDF extract for Other professional, scientific and technical activities n.e.c.. Cross-links are currently generated from division and section heuristics until richer official mappings are connected.

Key checkpoints for this code

74909TSIC code

3Linked tax pages

2Relevant provinces

0Standards 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 7490 -> ISIC Rev.3.1 6309, 7414, 7421 (partial)
Previous-edition migration - TSIC 2544 codes: 74990
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: 74990

How we calculate this score →

Which jobs usually match TSIC 74909?

This code typically applies to:

2512Software DevelopersSoftware developers research, analyse and evaluate requirements for existing or new software applications and operating systems, and design, develop, test and maintain software solutions to meet these requirements.2611LawyerLawyers give clients legal advice on a wide variety of subjects, draw up legal documents, represent clients before administrative boards or tribunals and plead cases or conduct prosecutions in courts of justice, or instruct barristers to plead in higher courts of justice.2411AccountantAccountants plan, organize and administer accounting systems for individuals and establishments. Some occupations classified here examine and analyse the accounting and financial records of individuals and establishments to ensure accuracy and compliance with established accounting standards and procedures.2421Management consultantManagement and organization analysts assist organizations to achieve greater efficiency and solve organizational problems. They study organizational structures, methods, systems and procedures.2431Advertising and marketing professionalAdvertising and marketing professionals develop and coordinate advertising strategies and campaigns, determine the market for new goods and services, and identify and develop market opportunities for new and existing goods and services.

Additional occupations for TSIC 74909

Source: ISCO-08 occupation dictionary + TSIC official activity semantics, 2026-05-05

Official activity name and details

Official English label: Other professional, scientific and technical activities n.e.c.
Section: M
Data coverage: official-tsic-import
Division: 74 - Other professional, scientific and technical activities
Group: 749 - Other professional, scientific and technical . activities n.e.c
Class: 7490 - Other professional, scientific and technical activities n.e.c.

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: 126
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

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 74901Transla tion and interpretation activities TSIC 74902Environme ntal consultingTSIC 74909Other professional, scientific and technical activities n.e.c.

Previous code: TSIC 74902 Next code: TSIC 75000

Withholding tax checkpoints for this activity

Service and professional fees: 3 % if paid to Thai company or foreign company having permanent branch in Thailand; 5% if paid to foreign company not having permanent branch in Thailand (reference)