Introduction to UPSC Mains Examination

The UPSC Mains Examination is the second and most crucial stage of the Civil Services Examination (CSE) conducted by the Union Public Service Commission (UPSC). It evaluates a candidate’s in-depth knowledge, analytical ability, clarity of thought, and expression through descriptive (written) papers.

Only those candidates who qualify the Preliminary Examination are eligible to appear for the Mains Examination.

Structure of the Mains Examination

The Mains Examination consists of 9 papers conducted over several days. Out of these, 7 papers are counted for merit, while 2 papers (Language Papers) are of qualifying nature.

Qualifying Papers

  1. Paper A – Indian Language

    • Total Marks: 300

    • Qualifying Marks: 25%

    • Candidates must choose one Indian language listed in the Eighth Schedule of the Constitution.

  2. Paper B – English

    • Total Marks: 300

    • Qualifying Marks: 25%

    • Tests understanding and writing ability in English.

Note: Marks obtained in Paper A and B are not counted for ranking but are mandatory to qualify.

Papers Counted for Merit

  1. Paper I – Essay (250 Marks)

    • Tests the candidate’s ability to express ideas clearly and effectively on multiple contemporary topics.

  2. Paper II – General Studies I (250 Marks)

    • Indian Heritage & Culture, History, and Geography of the World & Society.

  3. Paper III – General Studies II (250 Marks)

    • Governance, Constitution, Polity, Social Justice, and International Relations.

  4. Paper IV – General Studies III (250 Marks)

    • Technology, Economic Development, Agriculture, Environment, Security, and Disaster Management.

  5. Paper V – General Studies IV (250 Marks)

    • Ethics, Integrity, and Aptitude — focusing on moral and ethical reasoning.

  6. Paper VI – Optional Subject Paper I (250 Marks)

  7. Paper VII – Optional Subject Paper II (250 Marks)

    • Candidates choose one optional subject from the list prescribed by UPSC.

Total Marks (for Merit): 1750

Nature and Objective of the Mains

The Mains Examination is descriptive in nature and requires structured answers, analytical thinking, and coherent presentation.
It assesses not just what candidates know, but how well they can apply their knowledge to real-life governance and social issues.

Preparation Strategy

Success in Mains demands:

  • A strong conceptual foundation in all subjects,

  • Regular answer writing practice,

  • In-depth current affairs analysis, and

  • Clear understanding of UPSC’s demand and pattern.

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