Candidates must have passed Industrial Training Institute (ITI) in the respective trade as follows:
- Welder: Passed ITI in the trade of Welder.
- Electrician: Passed ITI in the trade of Electrician.
- Fitter: Passed ITI in the trade of Fitter.
- Motor Mechanic: Passed ITI in the trade of Motor Mechanic (Motor Vehicle).
- Electronics: Passed ITI in the trade of Electronics (Mechanic).