Primary legislation to regulate occupational safety and health (OSH) in Thailand is Occupational Safety, Health and Environment Act B.E. 2554 (2011). The act clarifies responsibilities and duties of employer and employee as well as those of governments. Employer shall provide a safe working environment for employees. Employee shall cooperate with employer to establish and encourage safe working environment.

Occupational Safety, Health and Environment Act and subsidiary regulations and notifications:

Act Publication
Occupational Safety, Health and Environment Act B.E. 2554 (2011) 2011.01.17
Ministerial Regulation  
Ministerial Regulation for the Administration and Management of Occupational Safety, Health and Environment B.E. 2549 2006.06.21
Ministerial Regulation for the Administration and Management of Occupational Safety, Health and Environment B.E. 2553(No.2) 2010.07.09
Ministerial Regulations: The Standard For Service, Management, And Proceeding On Occupational Safety, Health And Environment For Works Involving Hazardous Chemicals, B.E.2556 (2013) 2013.11.29
Ministerial Regulation B.E. 2555 (2012): Occupational Safety, Health and Environment Standard Relating to Fire Protection and Prevention 2013.01.09
Ministerial Regulation B.E. 2561 (2018): Occupational Safety, Health and Environment Standard Relating to Fire Protection and Prevention (No. 2) 2018.08.29
Ministerial Regulation B.E. 2555 (2012): Standard and criteria for training agencies on basic fire fighting and on fire drills and evacuation 2013.01.16
Ministerial Regulation B.E. 2549 (2006) :Heat, Lighting, and Noise at the workplace for occuational safety 2006.03.03
Ministerial Regulations: The Standard Of Management And Operation On Safety, Occupation, And Workplace Environment Regarding To Heat Light And Noise, B.E.2559 (2016) 2016.10.17
Ministerial Regulation (B.E. 2552) on Administration and Management of the Aspect of Occupational Safety and Health and Working Environment relating to Machines, Cranes and Boilers. 2009.06.11
Ministerial Regulation prescribing Administration Standard and Operation on Occupational Safety, Health and Working Conditions related to Electricity B.E. 2558 (2015) 2015.02.06
Ministerial Regulation: Specification of administration standard and the process of safety, industrial hygiene and environment at workplace in respect of machine, crane and boiler BE 2552 (2009) 2005.01.13
Notification of Ministry  
Notification of the Ministry of Labour concerning Specific Health Check up for Employees Performing Works in relation to Chemical Risk Factors, B.E. 2552 (A.D. 2009) 2009.04.07
Notification of Department  
Notification of Department of Labor Protection and Welfare on rules and procedures to notify the name of safety officer and reporting in case of injury, illness, or loss 2006.11.02
Notification of the Department of the Labour Protection and Welfare: Subject The regulation and method in the training of occupation safety officer B.E. 2549 (2006) 2006.10.19
Notification of the Department of the Labour Protection and Welfare: Subject The regulation and method in the training of occupation safety officer (No.2) B.E. 2553 (2010) 2011.02.03
Notification of Department of Labor Protection and Welfare: The principle, method and condition of training executives, foreman and employee in respect of safety, industrial hygiene and environment at workplace 2012.05.02
Notification of Department of Labour Protection and Welfaret B.E.2556 (2013): Hazardous Substance List 2013.12.20
Notification of Department of Labour Protection and Welfare B.E.2556 (2013): List Of Hazardous Chemicals And Safety Information Of Hazardous Chemicals 2013.12.20
Notification of Department of Labor Protection and Welfare: Standard and method to measure and analyze concentration of hazardous chemicals 2016.12.27
Notification of Department of Labor Protection and Welfare: Standard limit for concentration of hazardous chemicals 2017.08.03
Notification of Department of Labor Protection and Welfare: Standard of fire extinguisher 2013.03.11
Notification of Department of Labor Protection and Welfare: Reporting Format for Fire Fighting And Fire Drill Results 2013.03.11
Notification of Department of Labor Protection and Welfare: Format and Method of Electronic Reporting for Fire Fighting And Fire Drill Results 2016.10.05
Notification of Department of Labor Protection and Welfare prescribing Measurement, Analysis Method and Regulated Business Type related to Heat, Lighting and Noise in Workplace 2018.03.12
Notification of Department of Labor Protection and Welfare prescribing Format to Report Measurement and Analysis Results of Heat, Lighting and Noise in Workplace 2018.06.28
Notification of Department of Labor Protection and Welfare: Standard for Acceptable Average Noise Level during Normal Working Hours 2018.01.26
Notification of Department of Labor Protection and Welfare: Calcuration Method of Noise Level for Worker Eequipped with PPE 2018.02.14
Notification of Department of Labor Protection and Welfare: Standard and Method to protect acoustic sence at workplace 2018.06.12
Notification of Department of Labor Protection and Welfare: Lighting Standard 2018.02.21
Notification of Department of Labor Protection and Welfare: Format and Method of Electronic Notiification for Accident and Work-related Illness 2016.10.05