UPSC Syllabus 2025 IAS Prelims & Mains Syllabus, Exam Pattern, Selection Process

Introduction

Union Public Service Commission (UPSC) conducts the Civil Services Examination every year to recruit Group A and top administrative officers like IAS, IPS, IFS, IFoS, IRS and many others. The UPSC Syllabus 2025 is designed to test analytical ability, decision making, current affairs knowledge and a deep understanding of India and world issues. Here you will get the complete and updated UPSC Prelims and Mains Syllabus, Exam Pattern and Selection Process for 2025 preparation.

UPSC Exam Pattern 2025 – Overview

UPSC CSE involves three major stages: (1) Preliminary Examination for screening, (2) Mains Written Examination to test knowledge and expression skills, and (3) Personality Test to evaluate attitude and leadership qualities.

UPSC CSE Selection Process 2025

UPSC Prelims Exam Pattern 2025

UPSC CSE Prelims includes two compulsory papers – General Studies Paper-1 and CSAT (Paper-2).

UPSC Prelims GS Paper-1 Syllabus 2025 (Detailed)

The GS Paper-1 tests awareness about national and international issues:

UPSC CSAT Paper-2 Syllabus 2025 (Qualifying)

This paper is qualifying in nature (33% or 66 marks required):

Important Prelims Rules

Paper-1 marks count for cut-off. Paper-2 only qualifying. Both conducted same day in offline OMR format. Blind candidates get extra time.

UPSC Mains Exam Pattern 2025

Mains tests deep understanding and opinion forming ability. Total 9 descriptive papers:

UPSC General Studies Paper-wise Syllabus (Detailed)

Below is the complete GS Paper-wise syllabus you must cover for UPSC 2025.

GS Paper-1 Syllabus – Indian Heritage & Society

This paper checks understanding of Indian culture and society while also covering world history and geography.

GS Paper-2 Syllabus – Governance, Polity & IR

This paper evaluates constitutional knowledge and understanding of government functioning.

GS Paper-3 Syllabus – Economy, Tech & Security

This paper focuses on economy, science, tech, internal security and environment.

GS Paper-4 Syllabus – Ethics, Integrity & Aptitude

This paper checks honesty, empathy and decision-making of civil service aspirants.

Optional Subjects List (Any One)

Aspirants may choose from 48 optional subjects.

Language & English (Qualifying Papers)

300 marks each – not counted in merit but must be passed. Includes comprehension, précis writing and grammar.

UPSC Interview – Personality Test

A panel of experts evaluates candidate’s personality, communication skills, leadership qualities, quick decision-making and attitude towards public welfare. Total marks: 275.

Final Merit Ranking

Mains (1750 marks) + Interview (275 marks) = 2025 marks. Candidates are allotted IAS, IPS, IFS, etc. based on rank & preference.

UPSC Syllabus 2025 – Key Preparation Tips

Conclusion

UPSC Civil Services Examination is one of the toughest exams in India, but a strong strategy, proper understanding of the latest UPSC syllabus 2025 and regular practice will help candidates score high in Prelims, Mains and Interview stages. Bookmark this page and stay updated with all upcoming UPSC exam notifications on sarkariresult.rest.