Classification of occupation
Class 1
Professional of administrative duties of a sedentary (requiring much sitting) nature office or occupations with light manual work.
Class 2
Professional or occupation involving in occasional travelling, occasional manual work, outdoors or site work.
Class 3
Occupations where the risk of injury is heavy, involving industries or heavy manual work or which entail much travel.
Class 4
Dangerous occupations or works involving special hazards or expasures and not qualified in Class 1 to 3.