1. Professional (High Skilled) Category
a. Engineers (Civil, Electrical, Mechanical, Electronic, Telecom, Architect, Designers)

b. Doctors (Specialists, General Physicians, Surgeons)
c. Academicians (Professors, Lecturers, Teachers in various fields)

d. Experts/Specialists (Chartered Accountants, Cost Accountants, Management Experts, Economists, Sociologists, Researchers, Consultants, GIS Specialists & Experts, Planners)

2. Skilled Category
Construction Supervisors, Overseers, Welders (Gas, Electric), Foreman (Electrical, Mechanical, Civil), Plant Operators (Electrical, Mechanical, Civil), Earth Moving, Construction Equipment Operator, Electrician (L.T. & H.T.), Mechanists (Air Conditioning, Heavy, Light Equipment), Turners, Toolmakers, Carpenters, Steel Fixers, Scaffolders, Masons, Tile Fixers, Plasterers, Plumbers, Pipe Fitters, Draughtsmen (Electrical, Mechanical, Civil), Hotel Personnels (Waiters, Cooks, Bakers, Front Office Staff), Computer Operators, Garments, Textile, Jute Workers, Administration Personnel, Drivers (Heavy & Light), Security Personnel (Ex-Army, Policemen), Male, Female Nurses, Pharmacists, Laboratory Technicians, Medical Assistants, Paramedics, etc.

3. Semi-Skilled
Carpenters, Shutterers, Mason Helpers, Concrete Mixture Operators, Pump Operators, Helper (Electrical, Mechanical & Civil), Block Makers, Kitchen Helpers, Assistant Cooks, Tailors, Laundry, Washer Men, Barbers, Shop Assistant, Gardeners.

4. Unskilled
Domestic Helper, Care-Giver, General Labor, Cleaners, Sweepers, Agriculture Farmers, Watchmen, Guards, Peons, Office Boy, Airport Loaders, Industrial Labourers, etc.