UPSC Civil Services | IAS Exam Pattern | Syllabus in English


The Indian Administrative Service (IAS) formed in the year 1946. It is one of the three All India Services. Union Public Service Commission conducts Civil Services Exam (CSE) famously called IAS Exam annually as per the latest syllabus, pattern, and eligibility. Indian Administrative Service (IAS) is the one of Dream Job of every Youth of Nation. Nearly 2 lac candidates appear for the Civil Services Examinations each year. Here you will get information about UPSC Civil Services Exam pattern & Syllabus.

Read in Hindi – UPSC CSE Syllabus in Hindi

UPSC CSE Selection Procedure:

The Indian Administrative Service (IAS) process happening in three stages. The First stage is Prelim Examination (Objective type questions) then second is Mains Examination (Written) and the last one is Interview (Personality Test).

UPSC IAS Prelims Exam Pattern:

S. No.Paper Evaluation LanguageQuestion TypeMarksDuration
1.General Studies IMerit Ranking (Only in prelims)Both Hindi and English



General Studies (Objective)2002 Hrs
2.General Studies IIQualifying Paper (min 33%)Aptitude Test (CSAT Objective)200
Total4004 Hrs

Note: Negative marking of 1/3rd for wrongly marked questions will be there.

UPSC IAS Prelims Syllabus in English:

UPSC CSE Prelims General Studies Paper – I syllabus:

  • Current Affairs: Current events of national and international importance.
  • History of India and Indian National Movement.
  • Indian and World Geography: Physical, Social, Economic Geography of India and the World.
  • Indian Polity and Governance: Constitution, Political System, Panchayati Raj, Public Policy, Rights Issues, etc.
  • Economic and Social Development: Sustainable Development, Poverty, Inclusion, Demographics, Social Sector Initiatives, etc.
  • General issues on Environmental: ecology, Bio-diversity, and Climate Change – that do not require subject specialization.
  • General Science.

UPSC CSE Prelims General Studies Paper-II Syllabus


UPSC CSE CSAT Syllabus in English :

  • Comprehension;
  • Interpersonal skills including communication skills;
  • Logical reasoning and analytical ability;
  • Decision making and problem-solving;
  • General mental ability;
  • Basic numeracy (numbers and their relations, orders of magnitude, etc.) (Class X level),
  • Data interpretation (charts, graphs, tables, data sufficiency etc. (Class X level);

UPSC IAS Mains Exam Pattern:

Qualifying Papers (Non-Ranking)
Paper AOne of the Indian Language to be selected by the candidate from the Languages included in the

Eighth Schedule to the Constitution

Selected By Candidate300
Paper BEnglish (Qualifying)English300
Papers to be Counted for Merit (Ranking)
Paper IEssayOptional (English or Hindi)250
Paper II

General Studies I
(Indian Heritage and Culture, History, and Geography of the World and Society)

Optional (English or Hindi)250
Paper IIIGeneral Studies II
(Governance, Constitution, Polity, Social Justice and International relations)
Optional (English or Hindi)250
Paper IVGeneral Studies III
(Technology, Economic Development, Bio-diversity, Environment, Security and Disaster Management)
Optional (English or Hindi)250
Paper VGeneral Studies IV
(Ethics, Integrity, and Aptitude)
Optional (English or Hindi)250
Paper VIOptional Subject Paper 1Selected By Candidate250
Paper VIIOptional Subject Paper 2Selected By Candidate250
Sub Total (Written Test)1750
Personality Test275
Sub Total2025


UPSC IAS Optional literature of Languages:

For the Language medium/literature of languages, the scripts to be used by the candidates will be as under :—

SindhiDevanagari or ArabicTamilTamil
MaithilliDevanagariSunthaliDevanagari or Olchiki


Note: For Santhali language, the question paper will be printed in Devanagari script but candidates will be free to answer either in Devanagari script or in Olchiki.

UPSC IAS Optional Subjects for Mains Examination:

(i) Agriculture(ii) Animal Husbandry and Veterinary Science
(iii) Anthropology(iv) Botany
(v) Chemistry(vi) Civil Engineering
(vii) Commerce and Accountancy(viii) Economics
(ix) Electrical Engineering(x) Geography
(xi) Geology(xii) History
(xiii) Law(xiv) Management
(xv) Mathematics(xvi) Mechanical Engineering
(xvii) Medical Science(xviii) Philosophy
(xix) Physics(xx) Political Science and International Relations
(xxi) Psychology(xxii) Public Administration
(xxiii) Sociology(xxiv) Statistics
(xxv) Zoology 

(xxvi) 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.


UPSC IAS Interview Test/Personality Test:

This part of the exam comes only after the results of the mains exams are declared. Candidates can give preference to the language in which they may like to be interviewed. UPSC will make arrangement for the translators. The marks fetched in this stage of the exam are combined with the marks obtained in the UPSC mains.

Here we have provided all the required information about UPSC IAS Prelims and Mains Exam Pattern, UPSC CSE Prelims syllabus, Civil Services Mains Exam Pattern and Syllabus in short. Candidates can leave their respective query and suggestions in the comment box. Any doubt and question about UPSC Civil Services will be welcomed and we will try to solve your relative query and doubts asap.


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