UPSC Civil Services Syllabus 2026 – Complete Breakdown
The UPSC Civil Services Examination syllabus is divided into Prelims and Mains stages. Understanding the syllabus is the first step toward structured preparation.
UPSC Prelims Syllabus
General Studies Paper I
- Current events of national and international importance
- History of India and Indian National Movement
- Indian and World Geography
- Indian Politics and Governance
- Economic and Social Development
- Environmental Ecology, Biodiversity and Climate Change
- General Science
CSAT (Paper II)
- Comprehension
- Logical Reasoning and Analytical Ability
- Basic Numeracy
- Decision Making
UPSC Mains Syllabus
Essay Paper
Candidates write essays on multiple topics to test analytical ability.
General Studies Papers
- GS I – Indian Heritage and Culture, History and Geography
- GS II – Governance, Constitution, Politics, Social Justice
- GS III – Economy, Science & Technology, Environment, Security
- GS IV – Ethics, Integrity and Aptitude
Optional Subject
Candidates choose one optional subject carrying 500 marks.
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