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Published: July 3, 202431,904 views
Date Modified: August 3, 2026
Q&A
Q&A: How Many Hours of Overtime Can Employees Work per Week? - blog image preview
Blog>Q&A: How Many Hours of Overtime Can Employees Work per Week?

Q: How Many Overtime Hours Can Employees Work per Week Under Thai Labour Law?

Under Section 24 of the Labour Protection Act, employers may require employees to work no more than 36 hours of overtime per week. Employee consent must be obtained each time, and overtime must be paid at the legally prescribed rate. Violations may result in imprisonment, a fine, or both. This article summarizes the conditions, pay rates, and penalties employers need to know.

 

 Maximum weekly overtime hours under Thai labour law

 

A: Employees Should Work No More Than 36 Overtime Hours per Week Under the Labour Protection Act

Employees should work no more than 36 overtime hours per week under the Labour Protection Act B.E. 2541 (1998).Under the Labour Protection Act , employers are generally prohibited from requiring employees to work overtime, on holidays, or overtime on holidays, except where necessary, such as:

  • Employees may work overtime with their consent on each occasion.
  • Employees may work overtime or on holidays when necessary if the work must continue without interruption, stopping would cause damage, or the work is urgent.
  • Employees in hotels, entertainment venues, transport services, restaurants, beverage shops, clubs, associations, and medical establishments may be required to work on holidays without prior consent.

 

The Labour Protection Act also prohibits employers from requiring employees to work overtime, on holidays, and overtime on holidays for more than a combined total of 36 hours per week.

 

Employers must also pay overtime compensation at the rates prescribed by law:

  • For overtime on a normal working day, the employer must pay at least 1.5 times the hourly wage, or at least 1.5 times the wage per unit for piece-rate employees.
  • For work during normal hours on a holiday or public holiday, the employer must pay at least 1 times the hourly wage for employees entitled to holiday pay, or at least 2 times the wage per unit for employees not entitled to holiday pay.
  • For overtime on a holiday or public holiday, the employer must pay at least 3 times the hourly wage, or at least 3 times the wage per unit for piece-rate employees.

 

Tips! Read more >> What Are Overtime Pay and Holiday Pay, and How Are They Compensated?

 

Q: Is It Illegal for an Employer to Require More Than 36 Overtime Hours per Week?

 

Summary of overtime conditions and penalties under the Labour Protection Act

 

A: Yes. Requiring employees to work more than 36 overtime hours per week violates labour law.

Employers who violate this rule may be subject to the following legal penalties:

An employer who fails to comply may face imprisonment for up to 6 months, a fine of up to THB 100,000, or both.

 

In addition to the hour limit, employers must also calculate overtime pay correctly at the legally prescribed rates.

 

Summary: How Many Overtime Hours Should Employees Work per Week?

In summary, the Labour Protection Act generally prohibits employers from requiring overtime unless the employer and employee agree, the work is necessary to prevent damage, or the business provides certain services. In all permitted cases, overtime must be paid at the legally prescribed rate. Total overtime must not exceed 36 hours per week. Employers who fail to comply may face legal penalties.

 

FAQ: Frequently Asked Questions About Weekly Overtime

Q: What is the maximum number of overtime hours per week?

A: Under Section 24 of the Labour Protection Act B.E. 2541 (1998), an employer may require no more than 36 combined overtime hours per week.
 

Q: Can an employer force an employee to work overtime?

A: No. The employee’s consent must be obtained each time, except for continuous work required to prevent damage or emergency work permitted by law.
 

Q: Which occupations are subject to exceptions regarding overtime hours?

A: Hotels, entertainment businesses, transport services, restaurants, and medical establishments may be subject to ministerial exceptions. Employers should confirm the business category with the Department of Labour Protection and Welfare.
 

Q: What are the penalties for exceeding 36 overtime hours per week?

A: The employer may face imprisonment for up to 6 months, a fine of up to THB 100,000, or both.
 

Q: Is holiday overtime included in the 36-hour weekly limit?

A: Yes. Overtime and holiday work hours are counted together, and the total must not exceed 36 hours per week.
 

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