The selection process is merit-based and includes:
- Written Examination:
- Paper I – General Tamil (100 marks, 3 hours, descriptive)
- Paper II – General English (100 marks, 3 hours, descriptive)
- Minimum qualifying marks: 60 for all communities
- Onscreen Certificate Verification
- Physical Certificate Verification
- Counselling based on rank
Candidates who pass both papers and verification are finally appointed in Chennai-based government positions