According to Safety regulation about Ministerial Regulation on the Prescribing of standard for administrator and management of Occupational Safety, Health and Environment B.E.2549(A.D.2006) Chapter 2 Clause 23 The employers of any workplaces having fifty employees or more shall arrange to have Committee of Safety, Occupational Health and Environment of the Workplace.According to Safety regulation about Ministerial Regulation on the Prescribing of standard for administrator and management of Occupational Safety, Health and Environment B.E.2549(A.D.2006) Chapter 2 Clause 23 The employers of any workplaces having fifty employees or more shall arrange to have Committee of Safety, Occupational Health and Environment of the Workplace.