GS 1
- Indian Heritage and Culture
- Indian History
- World History
- Indian Society
- Geography
GS 2
- Constitution | Polity
- Social Justice
- Governance
- International Relations
GS 3
- Economics
- Science and Technology
- Environment
- Disaster Management
- Security
GS 4
- Emotional Intelligence
- Public/Civil service values and Ethics in Public administration
- Probity in Governance
- Science
- Space science
- Physics
- Chemistry
- Biology/Biotechnology
- ICT
- Environment