UPSC Exam Pattern 2026: Prelims, Mains & Interview Complete Guide

 The Union Public Service Commission Civil Services Examination (UPSC CSE) is conducted in three stages:

1. Preliminary Examination (Prelims)

  • Purpose: Screening test (marks are not counted in the final merit).
  • Mode: Objective (Multiple Choice Questions).
PaperSubjectMarksDuration
Paper IGeneral Studies (GS-I)2002 hours
Paper IICSAT (Aptitude)2002 hours

Important points:

  • GS-I determines qualification for the Mains.
  • CSAT is qualifying; candidates must score at least 33%.
  • Negative marking: 1/3 of the marks assigned to a question are deducted for each incorrect answer.

2. Main Examination (Mains)

  • Purpose: Descriptive written examination.
  • Marks counted for merit: 1750.
PaperSubjectMarks
Paper AIndian Language (Qualifying)300
Paper BEnglish (Qualifying)300
Paper IEssay250
Paper IIGeneral Studies I250
Paper IIIGeneral Studies II250
Paper IVGeneral Studies III250
Paper VGeneral Studies IV (Ethics)250
Paper VIOptional Subject – Paper I250
Paper VIIOptional Subject – Paper II250

Key points:

  • Papers A and B are qualifying only.
  • Marks of the remaining 7 papers (1750 marks) are counted for the final merit.

3. Personality Test (Interview)

  • Marks: 275
  • Assesses:
    • Personality
    • Decision-making ability
    • Leadership
    • Communication skills
    • Mental alertness
    • Judgment and suitability for public service

Final Merit

Total = 2025 marks (Prelims marks are not included in the final ranking).

Exam Flow:

  1. Prelims (Objective) → Qualifying stage
  2. Mains (Descriptive) → Merit stage
  3. Interview (Personality Test) → Final selection