List of IAS Subjects 2024 [UPSC Subjects]

The civil services exam is one of the most prestigious examinations conducted in the country. Apart from being highly competitive, it is the syllabus and comprehensiveness of IAS subjects that make the exam even tougher. Candidates need to be well prepared in advance with all the important topics to crack the IAS Exam in the given attempts. 

In this article, we have discussed the subjects which are included in the UPSC Syllabus for the prelims and mains examination, along with the list of topics under each of these IAS subjects. Aspirants can refer to these and accordingly start off with the preparation. 

The UPSC subjects in the civil services exam are designed to judge you on your understanding of things around you as only an informed person can make decisions as a civil servant. Thus, the subjects are chosen with great diligence.

UPSC 2024

IAS Subjects for Prelims Exam

The UPSC Prelims exam comprises two papers:

  1. General Studies Paper-I
  2. General Studies Paper-II (CSAT)

Given below is the IAS subject list for the two papers which are objective type each. Both are conducted on the same day and the total marks for the two papers are 400 (200 marks each). 

UPSC Subjects in IAS Prelims GS-I Paper

  • Latest Current Affairs
  • Static GK
  • History of India and Indian National Movement
  • Indian and World Geography
    • Physical Geography
    • Social Geography
    • Economic Geography
  • Indian Polity and Governance
    • Constitution
    • Public Policy Rights
    • Political System
    • Rights Issues
    • Panchayati Raj
  • Economic and Social Development
    • Sustainable Development
    • Poverty
    • Inclusion
    • Demographics
    • Social Sector Initiatives
  • Environment and Ecology
    • Biodiversity
    • Climate Change
  • Science and Technology

UPSC Subjects in IAS Prelims CSAT

This paper is set to test an applicant’s logical reasoning and analyse their interpersonal and communication skills. The following topics are included in the syllabus for the prelims GS-II paper:

  • Comprehension
  • Interpersonal Skills Including Communication Skills
  • Logical Reasoning and Analytical Ability
  • Decision Making and Problem Solving
  • General Mental Ability
  • Basic Numeracy
  • Data Interpretation
  • English Language Comprehension Skills

To get the detailed UPSC Prelims Syllabus for each of these subjects, candidates can visit the linked article. 

Refer to the links below that shall help you with the preparation for the IAS Prelims exam:

Current Affairs NCERT Notes for UPSC
Subject-wise UPSC Notes PDF Topic-wise IAS Prelims Question and Answers
History Syllabus for IAS Prelims Polity Syllabus for IAS Prelims
Syllabus Of Geography For IAS Prelims Constitution of India – An Overview

IAS Subject List for UPSC Mains

IAS Subjects - UPSC Mains Exam Pattern

Given below first is the list of Indian Languages for Paper A that can be selected by the candidates along with scripts to be used:

Language Script
Assamese   Assamese
Bengali  Bengali
Gujarati Gujarati
Hindi Devanagari
Kannada Kannada
Santhali  Devanagari or Olchiki
Maithili Devanagari
Dogri Devanagari
Bodo Devanagari
Urdu Persian
Telugu Telugu
Tamil Tamil
Sindhi Devanagari or Arabic
Sanskrit Devanagari 
Punjabi Gurumukhi 
Odia Odia
Nepali Devanagari
Marathi Devanagari
Manipuri Bengali
Malayalam Malayalam
Konkani Devanagari
Kashmiri Persian

Candidates can visit the linked article and get the Tips To Tackle the Indian Language Paper in the mains examination. Since the paper is only qualifying in nature, candidates need to follow a strategic plan to score the minimum required marks. 

IAS Optional Subject List for UPSC CSE Mains

There are two compulsory papers for optional subjects in the UPSC Mains exam. Given below is the list of optional subjects for the civil services mains examination along with the syllabus for each of the given IAS subjects:

IAS Optional Subject Syllabus
Agriculture Agriculture Optional Syllabus
Animal Husbandry and Veterinary Science Animal Husbandry & Veterinary Science Optional Syllabus
Anthropology Anthropology Optional Syllabus
Botany Botany Optional Syllabus
Chemistry Chemistry Optional Syllabus
Civil Engineering Civil Engineering Optional Syllabus
Commerce and Accountancy Commerce and Accountancy Optional Syllabus
Economics Economics Optional Syllabus
Electrical Engineering Electrical Engineering Optional Syllabus
Geography Geography Optional Syllabus
Geology Geology Optional Syllabus
History History Optional Syllabus
Law Law Optional Syllabus
Management Management Optional Syllabus
Mathematics Mathematics Optional Syllabus
Mechanical Engineering Mechanical Engineering Optional Syllabus
Medical Science Medical Science Optional Syllabus
Philosophy Philosophy Optional Syllabus
Physics Physics Optional Syllabus
Political Science and International Relations Political Science and International Relations Optional Syllabus
Psychology Psychology Optional Syllabus
Public Administration Public Administration Optional Syllabus
Sociology Sociology Optional Syllabus
Statistics Statistics Optional Syllabus
Zoology Zoology Optional Syllabus
Literature of any one of the following languages:

Assamese, Bengali, Bodo, Dogri, Gujarati, Hindi, Kannada, Kashmiri, Konkani, Maithili, Malayalam, Manipuri, Marathi, Nepali, Odia, Punjabi, Sanskrit, Santhali, Sindhi, Tamil, Telugu, Urdu and English

Candidates, who need assistance with choosing the optional subject for the mains examination, can refer ⇒ Which Subject Is Best For IAS Mains Optional?

IAS Subject List for UPSC Mains General Studies Papers

UPSC Mains GS Subjects
General Studies Paper Subjects Syllabus & Strategy
GS Paper I
  • History 
    • Modern
    •  World History
  • Art & Culture
    • Indian Heritage and Culture
  • Geography
    • Human Geography
    • World Physical Geography
  • Society
    • Salient Features of Indian Society
UPSC Mains General Studies Paper 1 Syllabus, Strategy & Structure
GS Paper II
  • Polity
    • Indian Constitution & its features, amendments, provisions and bodies
  • Governance
  • Social Justice
  • International Relations
UPSC Mains General Studies Paper-II Strategy, Syllabus & Structure
GS Paper III
  • Technology
  • Economic Development
  • Biodiversity
  • Environment
  • Security
  • Disaster Management
UPSC Mains General Studies Paper-III Strategy, Syllabus & Structure
GS Paper IV
  • Ethics
  • Integrity
  • Aptitude
UPSC Mains General Studies Paper-IV Strategy, Syllabus & Structure

The mains examination is subjective and candidates need to have detailed background information on all the important topics which are included in the UPSC Mains Syllabus. This will boost their chances of scoring more in the second and most important phase of the examination.

IAS Subject List for Prelims & Mains 2024 PDF:-Download PDF Here

Furthermore, candidates can get all the required information about the latest exam updates, study material or preparation tips by visiting BYJU’S. 


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