2.2.1 Plan 2.1 For students with Master's Degree 
(1) Hold a master's degree in occupational health and safety, master's degree in a related science discipline such as industrial hygiene, safety engineer, master's degree in science related to environment, safety and health from a University in Thailand or abroad, which were accepted by the office of the Higher Education Commission
(2) Having cumulative GPA not less than 3.50
(3) Have and English Proficiency Examination score as the requirement of Faculty of Graduate Studies
(4) The candidate who does not pass the criteria (2) and (3) may be considered for applicationand selection by the Program Administrative Committee and the Dean of the Faculty of Graduate Studies
2.2.2  Plan 2.2 For students with Bachelor's Degree
(1) Hold a bachelor 's degree in occupational health and safety from a University in Thailand or abroad, which were accepted by the office of the Higher Education Commission.
(2) Having cumulative GPA not less than 3.50
(3) Have and English Proficiency Examination score as the requirement of Faculty of Graduate Studies
(4) The candidate who does not pass the criteria (3) and (4) may be considered for applicationand selection by the Program Administrative Committee and the Dean of the Faculty of Graduate Studies