IAS Prelims Syllabus | UPSC IAS Mains Syllabus

IAS Syllabus

IAS Prelims Syllabus and pattern

UPSC IAS Prelims Exam Syllabus 2022 With a success rate of 5%, the UPSC Civil Service Examination Preliminary Examination serves as the first elimination phase. The enormity of the UPSC Syllabus is the most difficult component of this exam. As a result, it is critical to have a thorough understanding of the UPSC Prelims Syllabus before beginning your preparation.

UPSC Preliminary Exam Syllabus 2022 With a success rate of 5%, the UPSC Civil Service Examination Preliminary Examination serves as the first elimination phase. The enormity of the UPSC Syllabus is the most difficult component of this exam. As a result, it is critical to have a thorough understanding of the UPSC IAS Prelims Syllabus before beginning your preparation.

UPSC IAS Prelims Syllabus | Paper-I | UPSC Prelims Syllabus 2022 (General Studies-I):

  • Important national and international events are taking place right now.
  • India and the World Geography—Physical, Social, and Economic Geography of India and the World
  • Constitution, Political System, Panchayati Raj, Public Policy, Rights Issues, and Other Aspects of Indian Politics and Governance poverty, inclusion, demographics, social sector activities, and other facets of economic and social growth all require attention.
  • Environmental Ecology, Biodiversity, and Climate Change are just a few examples of vast themes that don’t require subject specialization.
  • Science as a whole

Paper-II UPSC Prelims Syllabus 2022 (CSAT)- General Studies-II

The CSAT (General Studies-II) is a qualifying exam. To qualify for IAS Prelims paper, you must score 33 percent or 66 points. The following is the UPSC Prelims Syllabus for the CSAT paper:

  • Comprehension
  • Ability to reason logically and analyse situations
  • Problem-solving and decision-making
  • Mental ability in general
  • Numeracy fundamentals

Exam Pattern: IAS prelims syllabus

Two Compulsory PapersGeneral Studies Paper-I
General Studies Paper-II (CSAT)
Number of Questions asked in GS Paper-I100
Number of Questions asked in CSAT80
Total Number of Marks400;GS Paper-I – 200 MarksCSAT – 200 Marks
Negative Marking For each incorrect answer, a third of the total marks assigned to the question will be deducted.
Time AllottedTwo hours each;GS Paper-I – 2 Hours (9:30 AM -11:30 AM)CSAT – 2 Hours (2:30 PM – 4:30 PM)

IAS Prelims syllabus books list


Candidates must conduct a thorough analysis of the topics and exam pattern before moving further with their preparation strategy.

Also Read: Negative effects of money on society

It is the breadth of the UPSC Exam syllabus that makes it so difficult to pass. As a result, the above-mentioned prelims syllabus will lead candidates through their civil service application process.

IAS Mains syllabus

The Civil Services Examination is separated into two phases, with the preliminary test coming first and the main examination coming second. Only those who have cleared the prelims exam will be eligible to take the IAS Mains exam.

The Mains test evaluates a candidate’s academic talents as well as his or her ability to convey his or her understanding in a timely manner in accordance with the question’s requirements.

Two of the nine exams in the UPSC Mains exam are 300-point qualifying questions:

  • In India, any language paper
  • English Language Research Paper

Main Paper exam pattern and syllabus:

Paper-IEssay (can be written in the medium of the candidate’s choice)250
Paper-IIGeneral Studies – I (Indian Heritage & Culture, History & Geography of the World & Society)250
Paper-IIIGeneral Studies – II (Governance, Constitution, Polity, Social Justice & International Relations)250
Paper-IVGeneral Studies – III (Technology, Economic Development, Biodiversity, Security & Disaster Management)250
Paper-VGeneral Studies – IV (Ethics, Integrity & Aptitude)250
Paper-VIOptional Subject – Paper I250
Paper-VIIOptional Subject – Paper II250

Syllabus for UPSC Mains- detailed

Papers on Language (Indian language and English)

Despite the fact that both of these papers are just qualifying in nature, candidates should not be complacent because if they get less than 25% in either, their remaining answer sheets will not be examined. The questions in both papers follow a similar structure, as shown below.

  1. Candidates must choose one of several subjects from which to write an essay for 100 points.
  2. A total of 60 marks are available for reading comprehension and related five-six questions.
  3. Precise writing for 60 points – there will be a separate grid structure on the response sheet where this must be written.
  4. For a total of 20 points, translate from English to the language of your choice, you must translate from your chosen language to English, you will be tested on grammar and basic language skills such as synonyms, sentence correction, and so on.

Candidates in the UPSC Mains test have the option of choosing subjects from a few sections. Aspirants benefit from this because they may focus on their strengths and improve their total scores.


The essay paper does not have a prescribed syllabus in the UPSC mains syllabus. “Candidates are expected to stick close to the subject of the essay, to organize their ideas in an organized manner, and to write concisely,” according to the UPSC. The effective and precise expression will be rewarded.”

Candidates must write two essays for a total of 250 points, choosing from a list of topics.

1st GS Paper

From ancient to present times, important parts of Indian culture include art forms, literature, and architecture.

History of Modern India
  1. From the middle of the eighteenth century (1750s) through the present, significant events, issues, and individuals have occurred.
  2. There were multiple stages, significant contributors, and contributions from various parts of the country in ‘The Freedom Struggle.’
  3. Consolidation and reorganisation of the country after independence.
The world’s history-
  1. Since the 18th century, there have been numerous events, forms, and effects on society (world wars, industrial revolution, colonisation, redrawal of national boundaries, decolonisation etc.)

 IAS SYLLABUS- The Modern Rules


Aspects of Indian society and diversity.

The role of women and women’s organizations, population and related issues, poverty and development difficulties, and urbanization, its problems, and solutions

Social empowerment, communalism, regionalism, and secularism are all concepts that have been discussed recently.

Globalization’s impact on Indian society.

  1. Factors influencing the location of primary, secondary, and tertiary sector industries in various parts of the world, including India; distribution of significant natural resources throughout the world, including South Asia and the Indian subcontinent.
  1. Earthquakes, tsunamis, volcanic activity, cyclones, and other important geophysical events
  1. Changes in essential geographical characteristics (such as waterbodies and polar ice caps) and in flora and fauna, as well as the impact of such changes
  1. Physical geography of the world’s most notable features.

Paper-II of the GS

Constitution of India:
  1. historical foundations, evolution, notable modifications, and important provisions
  2. theory of basic structure
  1. Other countries’ constitutional systems are compared to India’s.
  1. Functions and obligations of the Union and States, federal concerns and problems, devolution of powers and money to local levels, and challenges therein
  1. Separation of powers among distinct organs, as well as processes for resolving disputes and institutions
  1. The Executive and Judiciary’s structure, organization, and operation
  1. State legislatures and Parliament
  1. organization, operation, and conduct of business authorities and privileges, as well as challenges that arise from these
  1. Government Ministries and Departments; pressure organizations and formal/informal associations; and their roles in politics.
  1. Characteristics of the People’s Representation Act
  1. The powers, functions, and responsibilities of various Constitutional Bodies, as well as the appointment to various Constitutional posts.
  1. Various quasi-judicial, statutory, and regulatory entities.
  1. Issues emerging from the creation and implementation of government policies and initiatives targeted at development such in many sectors.

Paper III of the GS

  1. The Indian economy’s planning, resource mobilization, growth, development, and employment challenges.
  1. Budgeting by the government.
  1. Growth that is inclusive and the issues/challenges that come with it
  2. Reforms in industrial policy and their consequences on industrial growth, as well as the effects of liberalization on the economy (post-1991 changes).
  1. Investment models for infrastructure, such as energy, ports, roads, airports, and railways.
  1. Major cropping patterns in different sections of the country, various types of irrigation and irrigation systems, storage, transportation, and marketing of agricultural produce, as well as challenges and limits
  1. Animal husbandry economics.
  1. The extent and significance of the food processing and related sectors in India, as well as their location, upstream and downstream requirements, and supply chain management.
Technology and Science
  1. Recent discoveries, as well as their applications and consequences in daily life
  1. Indian achievements in science and technology.
  1. Technology indigenization and new technology development
  1. General knowledge of information technology, space, computers, robotics, nanotechnology, and biotechnology
  1. Intellectual-property-rights-related issues
  1. Pollution and destruction of the environment
  1. Assessment of the environmental impact
Management of Natural Disasters
  1.  Laws
  2.  Acts 
  1. Threats to internal security (external state and non-state actors)
  1. Relationships between the spread and growth of extremism
  1. Communication networks’ internal security risks, the media’s participation in internal security threats, and social networking sites’ role in internal security threats

Paper IV of the GS

Human Interaction and Ethics
  1. Ethics’ Essence, Determinants, and Consequences in Human Interaction
  1. Ethics in Different Dimensions
  1. In both private and public relationships, ethics is important.
  1. Lessons from the lives and teachings of great leaders, reformers, and administrators on human values
  1. Family, culture, and educational institutions all play a role in instilling moral and ethical beliefs.
  1. Attitude’s content, structure, and function
  1. Attitude has an impact on how we think and act.
  1. The relationship between attitude and cognition and behavior
  1. Attitudes toward morality and politics
  1. Persuasion and social influence
  1. Civil Service aptitude and fundamental values
  1. Integrity
  1. Nonpartisanship and impartiality
  1. Objectivity
  1. a commitment to public service
  1. Empathy, tolerance, and compassion for those who are marginalized in society
Emotional intelligence (EQ)
  1. Emotional intelligence’s use and application in administration and governance
Contributions of Philosophers and Thinkers
  1. Moral philosophers and thinkers from India and around the world have contributed to the concepts of morality.

Values and Ethics in Public Administration in the Public Sector/Civil Service

  1. Situation and related issues
  1. In both government and private entities, ethical challenges and dilemmas exist.
  1. As sources of ethical instruction, laws, rules, and regulations, as well as conscience
  1. Governance that is both accountable and ethical
Governance with Integrity
  1. The idea of public service
  1. Governance and probity’s philosophical foundation
  1. Government openness and information sharing
  1. Informational Right
  1. Codes of conduct
  1. Codes of Ethics


The IAS Prelims and mains syllabus is extensive and the CSE questions demand not just a high level of learning but also the ability to articulate the answers in a logical manner. The UPSC mains syllabus includes both static and dynamic elements, As a result, it is critical for IAS hopefuls to keep track of and organize current events into appropriate papers.

The Mains exam is worth a total of 1750 points, and those who pass it advance to the interview stage. The candidates’ interview scores are added to their UPSC mains scores to produce the final merit list of recommended candidates.

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