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UPSC CSE 2026 · official syllabus

The UPSC syllabus, line by line

Every line in UPSC's own words — and, beside it, how often UPSC has asked it since 2016, with the questions, the NCERT books and our notes one tap away.

Source: UPSC Exam Notice No. 05/2026-CSP (Civil Services Examination, 2026), Section III, pp. 32–36 — UPSC's PDF ↗. The syllabus text below is copied exactly; the links and counts are ours.

Preliminary Examination — Paper I (General Studies)

200 marks · 2 hours · objective. Your Prelims rank comes from this paper.

  1. “Current events of national and international importance.”

    Topics: International organisations & groupings (47) · India & the world: places, pacts & relations (17) · Government schemes & initiatives (31) · Reports & indices (8) · Security, defence & exercises (14) · Persons, awards & miscellany (17)

  2. “History of India and Indian National Movement.”

    Topics: Prehistory & the Harappan civilisation (8) · Vedic age & the Mahajanapadas (6) · Buddhism, Jainism & other schools (15) · The Mauryan empire (6) · Post-Mauryan kingdoms & the Guptas (6) · Sangam age & early South India (6) · Early medieval kingdoms (c. 700–1200) (8) · The Delhi Sultanate (6) · Vijayanagara, Bahmani & regional kingdoms (6) · The Mughals & the Marathas (4) · Bhakti & Sufi movements (3) · Europeans & the East India Company (7) · British administration, land revenue & economy (13) · Social & religious reform movements (8) · 1857 & early resistance movements (3) · Rise of nationalism, 1885–1917 (9) · The Gandhian era, 1917–1947 (18) · Constitutional development & the transfer of power (11) · Post-independence India (4) · Architecture & sculpture (11) · Painting, crafts & GI heritage (5) · Music, dance & theatre (6) · Literature, philosophy & religion (10) · Festivals, UNESCO heritage & miscellany (6)

  3. “Indian and World Geography-Physical, Social, Economic Geography of India and the World.”

    Topics: Earth, landforms & geomorphology (12) · Climate & atmosphere (16) · Oceans (8) · World: places, rivers & mapping (30) · India: relief, rivers & drainage (29) · India: climate, soils & vegetation (5) · Agriculture & crops (30) · Minerals, energy & industry (28) · Population, settlement & transport (4)

  4. “Indian Polity and Governance-Constitution, Political System, Panchayati Raj, Public Policy, Rights Issues, etc.”

    Topics: Making of the Constitution, Preamble & features (23) · Fundamental Rights, DPSP & Duties (25) · Parliament & the Union executive (33) · Judiciary (16) · Federalism, states & centre–state relations (20) · Panchayati Raj & local government (4) · Constitutional, statutory & regulatory bodies (17) · Elections, rights issues & governance (14)

  5. “Economic and Social Development-Sustainable Development, Poverty, Inclusion, Demographics, Social Sector Initiatives, etc.”

    Topics: National income, growth & inflation (11) · Money, banking & monetary policy (41) · Capital markets, insurance & financial instruments (27) · Budget, taxation & public finance (25) · External sector & international economic bodies (26) · Agriculture economy, MSP & food security (20) · Industry, infrastructure & investment (20) · Poverty, inclusion, demographics & social sector (19)

  6. “General issues on Environmental ecology, Bio-diversity and Climate Change - that do not require subject specialization.”

    Topics: Ecology & ecosystems (15) · Biodiversity, plants & animals (38) · Protected areas & conservation (15) · Climate change & agreements (33) · Pollution & waste (30) · Environmental laws, bodies & conventions (25)

  7. “General Science.”

    Topics: Human body, health & diseases (16) · Biotechnology & genetics (19) · Physics & chemistry in everyday life (13) · Space technology (19) · IT, computing & emerging technologies (40) · Defence, nuclear & energy technology (15)

Preliminary Examination — Paper II (CSAT)

200 marks · 2 hours · objective · qualifying at 33%.

  1. “Comprehension;”

  2. “Interpersonal skills including communication skills;”

  3. “Logical reasoning and analytical ability;”

  4. “Decision making and problem solving;”

  5. “General mental ability;”

  6. “Basic numeracy (numbers and their relations, orders of magnitude, etc.) (Class X level), Data interpretation (charts, graphs, tables, data sufficiency etc. — Class X level);”

Main Examination — Paper I (Essay)

250 marks.

  1. “Essay: Candidates may be required to write essays on multiple topics. They will be expected to keep closely to the subject of the essay to arrange their ideas in orderly fashion, and to write concisely. Credit will be given for effective and exact expression.”

    Every essay topic since 2016 · 88

Main Examination — Paper II · General Studies-I: Indian Heritage and Culture, History and Geography of the World and Society

250 marks.

  1. “Indian culture will cover the salient aspects of Art Forms, literature and Architecture from ancient to modern times.”

    Mains questions per year: 2016: 2, 2017: 1, 2018: 3, 2019: 1, 2020: 4, 2021: 1, 2022: 3, 2023: 3, 2024: 3, 2025: 3, 2026: 2
  2. “Modern Indian history from about the middle of the eighteenth century until the present- significant events, personalities, issues.”

    Mains questions per year: 2016: 1, 2017: 2, 2018: 1, 2019: 2, 2020: 1, 2021: 1, 2022: 2, 2023: 1, 2024: 1, 2025: 1, 2026: 1
  3. “The Freedom Struggle — its various stages and important contributors/contributions from different parts of the country.”

    Mains questions per year: 2016: 2, 2017: 2, 2018: 1, 2019: 2, 2020: 1, 2021: 2, 2022: 0, 2023: 1, 2024: 1, 2025: 0, 2026: 1
  4. “Post-independence consolidation and reorganization within the country.”

    Mains questions per year: 2016: 1, 2017: 0, 2018: 1, 2019: 0, 2020: 0, 2021: 1, 2022: 1, 2023: 0, 2024: 0, 2025: 1, 2026: 2
  5. “History of the world will include events from 18th century such as industrial revolution, world wars, redrawal of national boundaries, colonization, decolonization, political philosophies like communism, capitalism, socialism etc.— their forms and effect on the society.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 0, 2019: 1, 2020: 0, 2021: 1, 2022: 0, 2023: 1, 2024: 1, 2025: 1, 2026: 0
  6. “Salient features of Indian Society, Diversity of India.”

    Mains questions per year: 2016: 0, 2017: 2, 2018: 1, 2019: 2, 2020: 2, 2021: 2, 2022: 3, 2023: 3, 2024: 2, 2025: 0, 2026: 2
  7. “Role of women and women’s organization, population and associated issues, poverty and developmental issues, urbanization, their problems and their remedies.”

    Mains questions per year: 2016: 4, 2017: 2, 2018: 3, 2019: 3, 2020: 2, 2021: 3, 2022: 1, 2023: 4, 2024: 4, 2025: 3, 2026: 1
  8. “Effects of globalization on Indian society.”

    Mains questions per year: 2016: 1, 2017: 0, 2018: 1, 2019: 1, 2020: 2, 2021: 1, 2022: 1, 2023: 1, 2024: 1, 2025: 2, 2026: 1
  9. “Social empowerment, communalism, regionalism & secularism.”

    Mains questions per year: 2016: 2, 2017: 2, 2018: 2, 2019: 1, 2020: 1, 2021: 0, 2022: 1, 2023: 0, 2024: 2, 2025: 1, 2026: 2
  10. “Salient features of world’s physical geography.”

    Mains questions per year: 2016: 1, 2017: 3, 2018: 1, 2019: 1, 2020: 0, 2021: 2, 2022: 4, 2023: 3, 2024: 0, 2025: 1, 2026: 3
  11. “Distribution of key natural resources across the world (including South Asia and the Indian sub-continent); factors responsible for the location of primary, secondary, and tertiary sector industries in various parts of the world (including India).”

    Mains questions per year: 2016: 5, 2017: 3, 2018: 2, 2019: 3, 2020: 4, 2021: 2, 2022: 3, 2023: 2, 2024: 1, 2025: 3, 2026: 2
  12. “Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc., geographical features and their location-changes in critical geographical features (including water-bodies and ice-caps) and in flora and fauna and the effects of such changes.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 1, 2019: 3, 2020: 3, 2021: 4, 2022: 2, 2023: 1, 2024: 4, 2025: 2, 2026: 2

Main Examination — Paper III · General Studies-II: Governance, Constitution, Polity, Social Justice and International relations

250 marks.

  1. “Indian Constitution—historical underpinnings, evolution, features, amendments, significant provisions and basic structure.”

    Mains questions per year: 2016: 4, 2017: 2, 2018: 1, 2019: 1, 2020: 0, 2021: 1, 2022: 2, 2023: 2, 2024: 1, 2025: 1, 2026: 0
  2. “Functions and responsibilities of the Union and the States, issues and challenges pertaining to the federal structure, devolution of powers and finances up to local levels and challenges therein.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 2, 2019: 3, 2020: 3, 2021: 2, 2022: 2, 2023: 3, 2024: 2, 2025: 3, 2026: 2
  3. “Separation of powers between various organs dispute redressal mechanisms and institutions.”

    Mains questions per year: 2016: 0, 2017: 0, 2018: 1, 2019: 2, 2020: 1, 2021: 0, 2022: 0, 2023: 0, 2024: 1, 2025: 0, 2026: 1
  4. “Comparison of the Indian constitutional scheme with that of other countries.”

    Mains questions per year: 2016: 0, 2017: 0, 2018: 1, 2019: 1, 2020: 1, 2021: 1, 2022: 1, 2023: 1, 2024: 1, 2025: 1, 2026: 1
  5. “Parliament and State legislatures—structure, functioning, conduct of business, powers & privileges and issues arising out of these.”

    Mains questions per year: 2016: 0, 2017: 3, 2018: 1, 2019: 1, 2020: 2, 2021: 3, 2022: 2, 2023: 2, 2024: 1, 2025: 0, 2026: 2
  6. “Structure, organization and functioning of the Executive and the Judiciary—Ministries and Departments of the Government; pressure groups and formal/informal associations and their role in the Polity.”

    Mains questions per year: 2016: 0, 2017: 2, 2018: 0, 2019: 1, 2020: 0, 2021: 2, 2022: 0, 2023: 1, 2024: 1, 2025: 3, 2026: 1
  7. “Salient features of the Representation of People’s Act.”

    Mains questions per year: 2016: 1, 2017: 0, 2018: 0, 2019: 1, 2020: 1, 2021: 0, 2022: 1, 2023: 0, 2024: 1, 2025: 1, 2026: 1
  8. “Appointment to various Constitutional posts, powers, functions and responsibilities of various Constitutional Bodies.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 4, 2019: 1, 2020: 1, 2021: 0, 2022: 2, 2023: 0, 2024: 1, 2025: 1, 2026: 1
  9. “Statutory, regulatory and various quasi-judicial bodies.”

    Mains questions per year: 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 1, 2021: 1, 2022: 0, 2023: 2, 2024: 0, 2025: 1, 2026: 0
  10. “Government policies and interventions for development in various sectors and issues arising out of their design and implementation.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 2, 2019: 0, 2020: 0, 2021: 0, 2022: 2, 2023: 0, 2024: 1, 2025: 0, 2026: 1
  11. “Development processes and the development industry —the role of NGOs, SHGs, various groups and associations, donors, charities, institutional and other stakeholders.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 0, 2019: 1, 2020: 1, 2021: 2, 2022: 1, 2023: 1, 2024: 1, 2025: 2, 2026: 0
  12. “Welfare schemes for vulnerable sections of the population by the Centre and States and the performance of these schemes; mechanisms, laws, institutions and Bodies constituted for the protection and betterment of these vulnerable sections.”

    Mains questions per year: 2016: 1, 2017: 2, 2018: 1, 2019: 1, 2020: 0, 2021: 1, 2022: 1, 2023: 1, 2024: 0, 2025: 1, 2026: 2
  13. “Issues relating to development and management of Social Sector/Services relating to Health, Education, Human Resources.”

    Mains questions per year: 2016: 2, 2017: 0, 2018: 1, 2019: 1, 2020: 2, 2021: 2, 2022: 2, 2023: 2, 2024: 1, 2025: 0, 2026: 1
  14. “Issues relating to poverty and hunger.”

    Mains questions per year: 2016: 0, 2017: 2, 2018: 1, 2019: 1, 2020: 1, 2021: 0, 2022: 1, 2023: 0, 2024: 1, 2025: 1, 2026: 1
  15. “Important aspects of governance, transparency and accountability, e-governance- applications, models, successes, limitations, and potential; citizens charters, transparency & accountability and institutional and other measures.”

    Mains questions per year: 2016: 2, 2017: 0, 2018: 2, 2019: 1, 2020: 1, 2021: 1, 2022: 0, 2023: 1, 2024: 2, 2025: 1, 2026: 1
  16. “Role of civil services in a democracy.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 0, 2019: 0, 2020: 1, 2021: 0, 2022: 0, 2023: 0, 2024: 1, 2025: 1, 2026: 1
  17. “India and its neighborhood- relations.”

    Mains questions per year: 2016: 0, 2017: 1, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 1, 2023: 0, 2024: 1, 2025: 0, 2026: 1
  18. “Bilateral, regional and global groupings and agreements involving India and/or affecting India’s interests.”

    Mains questions per year: 2016: 2, 2017: 1, 2018: 3, 2019: 2, 2020: 2, 2021: 3, 2022: 3, 2023: 2, 2024: 1, 2025: 1, 2026: 2
  19. “Effect of policies and politics of developed and developing countries on India’s interests, Indian diaspora.”

    Mains questions per year: 2016: 0, 2017: 1, 2018: 1, 2019: 1, 2020: 1, 2021: 1, 2022: 0, 2023: 1, 2024: 1, 2025: 2, 2026: 1
  20. “Important International institutions, agencies and fora- their structure, mandate.”

    Mains questions per year: 2016: 2, 2017: 1, 2018: 1, 2019: 1, 2020: 1, 2021: 0, 2022: 0, 2023: 1, 2024: 1, 2025: 1, 2026: 0

Main Examination — Paper IV · General Studies-III: Technology, Economic Development, Bio diversity, Environment, Security and Disaster Management

250 marks.

  1. “Indian Economy and issues relating to planning, mobilization, of resources, growth, development and employment.”

    Mains questions per year: 2016: 0, 2017: 1, 2018: 2, 2019: 1, 2020: 1, 2021: 2, 2022: 1, 2023: 2, 2024: 2, 2025: 1, 2026: 2
  2. “Inclusive growth and issues arising from it.”

    Mains questions per year: 2016: 2, 2017: 1, 2018: 0, 2019: 1, 2020: 1, 2021: 0, 2022: 1, 2023: 1, 2024: 1, 2025: 1, 2026: 1
  3. “Government Budgeting.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 1, 2019: 2, 2020: 1, 2021: 1, 2022: 0, 2023: 0, 2024: 0, 2025: 1, 2026: 0
  4. “Major crops-cropping patterns in various parts of the country, - different types of irrigation and irrigation systems storage, transport and marketing of agricultural produce and issues and related constraints; e-technology in the aid of farmers.”

    Mains questions per year: 2016: 3, 2017: 3, 2018: 3, 2019: 2, 2020: 3, 2021: 2, 2022: 2, 2023: 2, 2024: 1, 2025: 1, 2026: 3
  5. “Issues related to direct and indirect farm subsidies and minimum support prices; Public Distribution System- objectives, functioning, limitations, revamping; issues of buffer stocks and food security; Technology missions; economics of animal-rearing.”

    Mains questions per year: 2016: 0, 2017: 1, 2018: 2, 2019: 1, 2020: 0, 2021: 1, 2022: 1, 2023: 1, 2024: 2, 2025: 0, 2026: 2
  6. “Food processing and related industries in India- scope’ and significance, location, upstream and downstream requirements, supply chain management.”

    Mains questions per year: 2016: 0, 2017: 1, 2018: 1, 2019: 1, 2020: 1, 2021: 0, 2022: 1, 2023: 0, 2024: 0, 2025: 2, 2026: 1
  7. “Land reforms in India.”

    Mains questions per year: 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 1, 2022: 0, 2023: 1, 2024: 1, 2025: 0, 2026: 0
  8. “Effects of liberalization on the economy, changes in industrial policy and their effects on industrial growth.”

    Mains questions per year: 2016: 1, 2017: 2, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 1, 2024: 0, 2025: 1, 2026: 0
  9. “Infrastructure: Energy, Ports, Roads, Airports, Railways etc.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 2, 2019: 0, 2020: 1, 2021: 2, 2022: 2, 2023: 0, 2024: 2, 2025: 1, 2026: 2
  10. “Investment models.”

    Mains questions per year: 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 1, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 0, 2026: 0
  11. “Science and Technology- developments and their applications and effects in everyday life.”

    Mains questions per year: 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 2, 2021: 1, 2022: 0, 2023: 0, 2024: 1, 2025: 1, 2026: 0
  12. “Achievements of Indians in science & technology; indigenization of technology and developing new technology.”

    Mains questions per year: 2016: 0, 2017: 1, 2018: 1, 2019: 1, 2020: 0, 2021: 0, 2022: 0, 2023: 1, 2024: 0, 2025: 2, 2026: 0
  13. “Awareness in the fields of IT, Space, Computers, robotics, nano-technology, bio-technology and issues relating to intellectual property rights.”

    Mains questions per year: 2016: 2, 2017: 2, 2018: 2, 2019: 3, 2020: 1, 2021: 1, 2022: 2, 2023: 2, 2024: 2, 2025: 1, 2026: 2
  14. “Conservation, environmental pollution and degradation, environmental impact assessment.”

    Mains questions per year: 2016: 1, 2017: 2, 2018: 3, 2019: 2, 2020: 3, 2021: 2, 2022: 3, 2023: 4, 2024: 2, 2025: 5, 2026: 2
  15. “Disaster and disaster management.”

    Mains questions per year: 2016: 2, 2017: 1, 2018: 1, 2019: 2, 2020: 1, 2021: 2, 2022: 1, 2023: 1, 2024: 2, 2025: 0, 2026: 2
  16. “Linkages between development and spread of extremism.”

    Mains questions per year: 2016: 0, 2017: 0, 2018: 1, 2019: 0, 2020: 1, 2021: 0, 2022: 1, 2023: 1, 2024: 0, 2025: 1, 2026: 0
  17. “Role of external state and non-state actors in creating challenges to internal security.”

    Mains questions per year: 2016: 0, 2017: 2, 2018: 0, 2019: 2, 2020: 0, 2021: 1, 2022: 0, 2023: 0, 2024: 1, 2025: 1, 2026: 1
  18. “Challenges to internal security through communication networks, role of media and social networking sites in internal security challenges, basics of cyber security; money-laundering and its prevention.”

    Mains questions per year: 2016: 1, 2017: 2, 2018: 1, 2019: 1, 2020: 1, 2021: 2, 2022: 1, 2023: 1, 2024: 2, 2025: 0, 2026: 2
  19. “Security challenges and their management in border areas - linkages of organized crime with terrorism.”

    Mains questions per year: 2016: 3, 2017: 0, 2018: 1, 2019: 1, 2020: 2, 2021: 1, 2022: 2, 2023: 1, 2024: 1, 2025: 2, 2026: 1
  20. “Various Security forces and agencies and their mandate.”

    Mains questions per year: 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 1, 2022: 0, 2023: 1, 2024: 0, 2025: 0, 2026: 0

Main Examination — Paper V · General Studies-IV: Ethics, Integrity and Aptitude

250 marks.

  1. “Ethics and Human Interface: Essence, determinants and consequences of Ethics in-human actions; dimensions of ethics; ethics - in private and public relationships. Human Values - lessons from the lives and teachings of great leaders, reformers and administrators; role of family society and educational institutions in inculcating values.”

    Mains questions per year: 2016: 1, 2017: 3, 2018: 0, 2019: 1, 2020: 2, 2021: 1, 2022: 1, 2023: 0, 2024: 0, 2025: 1, 2026: 1
  2. “Attitude: content, structure, function; its influence and relation with thought and behaviour; moral and political attitudes; social influence and persuasion.”

    Mains questions per year: 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 1, 2021: 1, 2022: 1, 2023: 0, 2024: 0, 2025: 0, 2026: 0
  3. “Aptitude and foundational values for Civil Service, integrity, impartiality and non-partisanship, objectivity, dedication to public service, empathy, tolerance and compassion towards the weaker-sections.”

    Mains questions per year: 2016: 0, 2017: 2, 2018: 1, 2019: 0, 2020: 0, 2021: 1, 2022: 1, 2023: 0, 2024: 0, 2025: 2, 2026: 1
  4. “Emotional intelligence-concepts, and their utilities and application in administration and governance.”

    Mains questions per year: 2016: 1, 2017: 1, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 1, 2024: 0, 2025: 0, 2026: 0
  5. “Contributions of moral thinkers and philosophers from India and world.”

    Mains questions per year: 2016: 2, 2017: 0, 2018: 1, 2019: 0, 2020: 2, 2021: 0, 2022: 0, 2023: 2, 2024: 1, 2025: 1, 2026: 1
  6. “Public/Civil service values and Ethics in Public administration: Status and problems; ethical concerns and dilemmas in government and private institutions; laws, rules, regulations and conscience as sources of ethical guidance; accountability and ethical governance; strengthening of ethical and moral values in governance; ethical issues in international relations and funding; corporate governance.”

    Mains questions per year: 2016: 3, 2017: 1, 2018: 3, 2019: 1, 2020: 1, 2021: 2, 2022: 1, 2023: 2, 2024: 3, 2025: 1, 2026: 3
  7. “Probity in Governance: Concept of public service; Philosophical basis of governance and probity; Information sharing and transparency in government, Right to Information, Codes of Ethics, Codes of Conduct, Citizen’s Charters, Work culture, Quality of service delivery, Utilization of public funds, challenges of corruption.”

    Mains questions per year: 2016: 0, 2017: 2, 2018: 1, 2019: 4, 2020: 0, 2021: 1, 2022: 2, 2023: 1, 2024: 2, 2025: 1, 2026: 0
  8. “Case Studies on above issues.”

    Mains questions per year: 2016: 6, 2017: 5, 2018: 6, 2019: 6, 2020: 6, 2021: 6, 2022: 6, 2023: 6, 2024: 6, 2025: 6, 2026: 6

Optional subject papers (Mains Papers VI–VII) and the qualifying language papers are in the same notice; this page covers the papers every candidate writes.