TNPSC Group 1 Syllabus 2026: Complete Unit-Wise Breakdown

The TNPSC Group 1 Preliminary Examination syllabus consists of a single paper with 200 questions: 175 questions from General Studies at degree standard and 25 questions from Aptitude and Mental Ability at SSLC standard. The uploaded official syllabus document is Code 497 and is dated 16.12.2024.

TNPSC Group 1 Prelims Exam Pattern

The Preliminary paper is divided into two broad parts. General Studies carries 175 questions, while Aptitude and Mental Ability carries 25 questions. The highest-weightage General Studies areas are Indian Economy and Development Administration in Tamil Nadu with 50 questions, followed by Indian Polity with 40 questions and Tamil Nadu History, Culture, Heritage and Socio-Political Movements with 40 questions.

• General Studies: 175 questions
• Aptitude and Mental Ability: 25 questions
• Total: 200 questions
• General Studies standard: Degree standard
• Aptitude and Mental Ability standard: SSLC standard

Prelims Syllabus: Unit-Wise Breakdown

Unit I: General Science — 10 Questions

This unit covers scientific knowledge, scientific temper and the ability to use reasoning rather than relying only on rote learning. Candidates should understand science as a tool for explaining the past, present and future.

• Nature of the universe and general scientific laws
• Mechanics and properties of matter
• Force, motion and energy
• Everyday applications of mechanics
• Electricity and magnetism
• Light, sound and heat
• Nuclear physics and laser technology
• Electronics and communications
• Elements, compounds, acids, bases and salts
• Petroleum products, fertilizers and pesticides
• Life science and classification of living organisms
• Evolution, genetics and physiology
• Nutrition, health, hygiene and human diseases
• Environment and ecology
• Latest inventions in science and technology
• Relevant current affairs

Unit II: Geography of India — 10 Questions

Indian Geography covers both physical and human geography, along with environmental and disaster-related topics.

• Location and physical features of India
• Monsoon, rainfall, weather and climate
• Water resources and major rivers
• Soils, minerals and natural resources
• Forests and wildlife
• Agricultural patterns
• Transport and communication
• Population density and distribution
• Racial and linguistic groups and major tribes
• Natural calamities and disaster management
• Environmental pollution and preventive measures
• Climate change and green energy
• Important geographical landmarks
• Relevant current affairs

Unit III: History, Culture of India and Indian National Movement — 25 Questions

This unit combines ancient, medieval and modern Indian history with culture and the freedom movement. The syllabus specifically highlights several major leaders and movements.

• Indus Valley Civilization
• Guptas, Delhi Sultans, Mughals and Marathas
• Vijayanagaram and Bahmani kingdoms
• South Indian history
• Change and continuity in India's socio-cultural history
• National Renaissance
• Early uprisings against British rule
• Formation and development of the Indian National Congress
• Emergence and contributions of leaders including B.R. Ambedkar, Bhagat Singh, Bharathiar, V.O. Chidambaranar, Jawaharlal Nehru, Kamarajar, Mahatma Gandhi, Maulana Abul Kalam Azad, Thanthai Periyar, Rajaji, Subash Chandra Bose and Rabindranath Tagore
• Different modes of agitation
• Growth of Satyagraha and militant movements
• Communalism and Partition
• Indian culture and unity in diversity
• Race, language and customs
• India as a secular state and social harmony
• Prominent personalities in arts, science, literature and philosophy
• National symbols
• Eminent personalities and places in the news
• Sports, books and authors
• Current affairs

Unit IV: Indian Polity — 40 Questions

Indian Polity is one of the highest-weightage areas in the Group 1 Preliminary syllabus. The unit covers the Constitution, government institutions, federalism, elections, judiciary, rights and governance.

• Constitution of India
• Preamble and salient features of the Constitution
• Union, States and Union Territories
• Citizenship
• Fundamental Rights
• Fundamental Duties
• Directive Principles of State Policy
• Union Executive and Union Legislature
• State Executive and State Legislature
• Local governments and Panchayat Raj
• Federalism and Centre-State relations
• Election system
• Judiciary in India
• Rule of Law
• Corruption in public life and anti-corruption measures
• Lokpal and Lokayukta
• Right to Information
• Empowerment of women
• Consumer Protection Forums
• Human Rights Charter
• Political parties and the political system in India
• Current affairs

Unit V: Indian Economy and Development Administration in Tamil Nadu — 50 Questions

This is the largest unit in the uploaded syllabus, with 50 questions. It combines Indian Economy with Tamil Nadu's development administration, welfare, social justice, public systems and economic trends.

• Nature of the Indian economy
• Five-Year Plan models and their assessment
• Planning Commission and NITI Aayog
• Sources of government revenue
• Reserve Bank of India
• Fiscal policy and monetary policy
• Finance Commission
• Resource sharing between Union and State Governments
• Goods and Services Tax
• Structure of the Indian economy
• Employment generation
• Land reforms and agriculture
• Application of science and technology in agriculture
• Industrial growth
• Rural welfare-oriented programmes
• Population, education, health, employment and poverty
• Human Development Indicators in Tamil Nadu and comparison with India and other states
• Impact of social reform movements on Tamil Nadu's socio-economic development
• Political parties and welfare schemes for different sections of society
• Rationale behind reservation policy and access to social resources
• Economic trends in Tamil Nadu
• Impact of social welfare schemes on socio-economic development
• Social justice and social harmony
• Education and health systems in Tamil Nadu
• Geography of Tamil Nadu and its impact on economic growth
• Achievements of Tamil Nadu in various fields
• e-Governance in Tamil Nadu
• Public awareness and general administration
• Welfare-oriented government schemes and their utility
• Problems in public delivery systems
• Current socio-economic issues
• Current affairs

Unit VI: History, Culture, Heritage and Socio-Political Movements in Tamil Nadu — 40 Questions

This is another major scoring area because it carries 40 questions and focuses specifically on Tamil Nadu. The syllabus connects Tamil history and literature with social and political movements.

• History of Tamil society
• Related archaeological discoveries
• Tamil literature from the Sangam age to contemporary times
• Thirukkural as secular literature
• Relevance of Thirukkural to everyday life
• Impact of Thirukkural on humanity
• Universal values in Thirukkural
• Relevance of Thirukkural to socio-political and economic affairs
• Philosophical content in Thirukkural
• Tamil Nadu's role in the freedom struggle
• Early agitations against British rule
• Role of women in the freedom struggle
• Evolution of 19th and 20th century socio-political movements in Tamil Nadu
• Justice Party
• Growth of rationalism
• Self-Respect Movement
• Dravidian Movement and the principles underlying these movements
• Contributions of Thanthai Periyar and Perarignar Anna

Aptitude and Mental Ability — 25 Questions

Unit I: Aptitude — 15 Questions

The aptitude section is at SSLC standard. The listed topics are primarily arithmetic concepts that require speed and accuracy.

• Simplification
• Percentage
• Highest Common Factor (HCF)
• Lowest Common Multiple (LCM)
• Ratio and Proportion
• Simple Interest
• Compound Interest
• Area
• Volume
• Time and Work

Unit II: Reasoning — 10 Questions

The reasoning section tests logical and visual problem-solving ability.

• Logical reasoning
• Puzzles
• Dice
• Visual reasoning
• Alphanumeric reasoning
• Number series

How to Prioritize the Syllabus

Based strictly on the question distribution in the uploaded syllabus, candidates should give the greatest preparation time to Unit V with 50 questions. Units IV and VI each carry 40 questions, while Unit III carries 25 questions. Units I and II carry 10 questions each. Aptitude and Reasoning together account for 25 questions.

• Highest priority: Indian Economy and Development Administration in Tamil Nadu — 50 questions
• Second priority: Indian Polity — 40 questions
• Second priority: Tamil Nadu History, Culture, Heritage and Socio-Political Movements — 40 questions
• Next: Indian History, Culture and National Movement — 25 questions
• Then: General Science — 10 questions and Geography of India — 10 questions
• Practice alongside GS: Aptitude — 15 questions and Reasoning — 10 questions

Important Preparation Approach

The syllabus shows that TNPSC Group 1 Prelims is not limited to static facts. Current affairs are explicitly included in General Science, Geography, History and Culture, Indian Polity, Indian Economy and Tamil Nadu development administration. Therefore, preparation should connect static concepts with relevant current events. The source document does not prescribe particular books, study materials, or a specific preparation timetable, so those should not be treated as part of the official syllabus.