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TSIC 70100: Activities of head offices

Reference page for TSIC 70100 Activities of head offices with Thai tax, wages, standards and operating checkpoints.

2026-08-13Not official

Activities covered by TSIC 70100

TSIC 70100 identifies Activities of head offices in Thailand.

Official activity examples for TSIC 70100

Official NSO examples for TSIC 70100 (Activities of head offices): the wording is retained in Thai to avoid presenting an editorial translation as official text.

  • กิจกรรมของส ำนักงำนใหญ ่
  • กิจกรรมของส ำนักงำนบริหำรจัดกำรประจ ำภูมภิ ำค/ท้องถิ่น
  • กิจกรรมของส ำนักงำนบริหำรจัดกำรบริษัทในเครือ/
  • กิจกรรมของส ำนักงำนบริหำรส่วนกลำง

Compliance risk score

5 of 6 factors passing

8 / 10

How we calculate this score →

Who should use TSIC 70100?

This code typically applies to:

2421Management consultantManagement and organization analysts assist organizations to achieve greater efficiency and solve organizational problems. They study organizational structures, methods, systems and procedures.

Additional occupations for TSIC 70100

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.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.2142Civil EngineersCivil engineers conduct research, advise on, design, and direct construction; manage the operation and maintenance of civil engineering structures; or study and advise on technological aspects of particular materials.

Source: ISCO-08 occupation dictionary + TSIC official activity semantics, 2026-08-13

Official activity name and details

  • English activity label: Activities of head offices

Official extract note

  • Official NSO TSIC ebook page: 123
  • This classification label was imported from the official TSIC PDF extract and linked back to the DBD and NSO routes used in this portal.

TSIC hierarchy position

In this section

TSIC 70100Activities of head offices
Previous code: TSIC 69200Next code: TSIC 70201

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)