UPSC CSE Preparation Hub

UPSC CSE (IAS Exam) Preparation with CCS

Everything you need to crack UPSC-IAS Civil Services Exam

Preparing for the Union Public Service Commission (UPSC) exam in 2026? Whether you’re just beginning or refining your strategy, this central hub page is your ultimate guide. Find everything from UPSC syllabus, Strategy, Study Materials, current affairs, to Coaching  Resources—all curated for you

Understanding the UPSC Combined Civil Services Exam

Freshers should start here. Learn more about the exam before you start preparing for it. 
[What Exam Wants] Evolution of Civil Services Exams

Bhuwan from lagan watching and learning. A refernce to how students need to learn the exam rules first before they can beat it

The Union Public Service Commission (UPSC) is a constitutional body established under Article 315 of the Indian Constitution. It was originally constituted as the Federal Public Service Commission on 1 October 1926 and re-established in its present form with the adoption of the Constitution on 26 January 1950.

Its core mandate is to conduct the Civil Services Examination (CSE) for recruitment to the All India Services (IAS, IPS, IFS) and various Group A & B central services, including administrative, police, finance, foreign affairs, and other key government roles.

Nationality & Age

For most UPSC Civil Services examinations, particularly for the prestigious roles of Indian Administrative Service (IAS), Indian Police Service (IPS), and Indian Foreign Service (IFS), the applicant must be a citizen of India.

However, for civil services other than IAS, IPS, and IFS, the UPSC allows candidates from certain other nationalities under specific conditions. These include citizens of Nepal or Bhutan, Tibetan refugees who arrived in India before January 1, 1962, with the intent of permanent settlement, and Persons of Indian Origin (PIOs) who have migrated from countries like Pakistan, Burma, Sri Lanka, and certain East African nations with the intention of permanent settlement in India. Candidates from these categories, excluding Indian citizens, are required to obtain an eligibility certificate from the Government of India before appointment, though they can appear for the exam beforehand. It is important to note that individuals from Nepal, Bhutan, and Tibetan refugees are not eligible for the Indian Foreign Service (IFS).

CategoryAge LimitAttempts
General/EWS21–32 years6
OBC21–35 years9
SC/ST21–37 yearsUnlimited
PwBD+10 years relaxation9 / Unlimited (SC/ST)

Educational Qualification

Graduate (any discipline) or equivalent. Final-year students eligible for Prelims, must graduate before Mains.

👉Pro Tip: Use UPSC Age Limit Checker tool to check your eligibility based on your date of birth, reservation category and place of residence

Exam Cycle

  • Notification: Jan–Feb
  • Prelims: May/June
  • Mains: Sep/Oct
  • Interview: Feb/Mar (next year)

1. Prelims (Objective)

Two papers, each 200 marks; cut-off only—marks not counted in final merit.

  • Papers: GS-I (200), CSAT (200, qualifying 33%)
  • Duration: 2 hours each
  • Negative Marking: ⅓ mark per wrong

2. Mains (Descriptive)

Nine papers; seven count for merit, two are qualifying.

PaperSubjectMarksNature
AIndian Language300Qualifying
BEnglish300Qualifying
1Essay250Merit
2GS-I250Merit
3GS-II250Merit
4GS-III250Merit
5GS-IV250Merit
6 & 7Optional (2 papers)2×250Merit

3. Interview (Personality Test)

Marks: 275. Assesses personality, leadership, ethics, and clarity. Final ranking = Mains (1750) + Interview (275).

The final merit list for the UPSC Civil Services Exam is calculated by combining the marks obtained in the Main Examination (Papers I–VII) and the Personality Test (Interview). Marks from the Preliminary Examination are not counted towards the final ranking; they serve only to screen candidates into the Mains stage.

Once the merit list is finalized, candidates are allotted to services and cadres based on:

  • Overall rank in the final merit list
  • Options exercised at the time of Mains application (service and cadre preferences)
  • Category and reservation rules

Post Allocation for Successful Candidates

Based on their rank and preference, successful UPSC CSE candidates are appointed to the following services:

All India Services

  • Indian Administrative Service (IAS)
  • Indian Police Service (IPS)
  • Indian Forest Service (IFoS)

Central Civil Services (Group A)

  • Indian Foreign Service (IFS)
  • Indian Revenue Service (Income Tax) (IRS-IT)
  • Indian Revenue Service (Customs & Indirect Taxes) (IRS-C&IT)
  • Indian Audit and Accounts Service (IA&AS)
  • Indian Civil Accounts Service (ICAS)
  • Indian Defence Accounts Service (IDAS)
  • Indian Defence Estates Service (IDES)
  • Indian Corporate Law Service (ICLS)
  • Indian Information Service (IIS)
  • Indian Postal Service (IPoS)
  • Indian Railway Traffic Service (IRTS)
  • Indian Railway Accounts Service (IRAS)
  • Indian Railway Personnel Service (IRPS)
  • Indian Ordnance Factories Service (IOFS)
  • Indian Communication Finance Service (ICFS)
  • Indian Trade Service (ITS)
  • Railway Protection Force Service (RPF)

Central Civil Services (Group B)

  • Armed Forces Headquarters Civil Service (Section Officer Grade)
  • Delhi, Andaman & Nicobar Islands, Lakshadweep, Daman & Diu & Dadra & Nagar Haveli Civil Service (DANICS)
  • Delhi, Andaman & Nicobar Islands, Lakshadweep, Daman & Diu & Dadra & Nagar Haveli Police Service (DANIPS)
  • Pondicherry Civil Service (PONDICS)
  • Pondicherry Police Service (PONDIPS)

A well-crafted strategy is key to cracking the UPSC exam. Watch the video to get an overview of syllabus and challenges faced to cover it.

UPSC Syllabus Download

Visit UPSC Syllabus Page To Understand the syllabus and download a copy for handy reference.

Or Scroll Down to the Preparation Section for quick reference

Visit UPSC Previous Year Questions to download JPSC Syllabus

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Preparation Resources

Syllabus & Weightage

  • GS-I: History, Geography, Polity, Economy, Environment, Science, Current Affairs
  • CSAT: Comprehension, Reasoning, Data Interpretation, Decision-making

GS-I Topic-wise Approximate Weight

SubjectMarks (est.)
History30–35
Geography30–35
Polity25–30
Economy15–20
Environment & Science20–25
Current Affairs30–35

Resources

Download Prelims Syllabus PDF

The UPSC Civil Services Main Examination is a descriptive, written exam that determines final selection for India’s civil services.


Exam Pattern Overview

UPSC Mains consists of nine papers: two qualifying language papers and seven merit-based papers. Each paper is three hours long.

Paper No.SubjectMarksNature
Paper AIndian Language (any one of 22)300Qualifying (min. 25%)
Paper BEnglish300Qualifying (min. 25%)
Paper IEssay250Merit
Paper IIGeneral Studies I250Merit
Paper IIIGeneral Studies II250Merit
Paper IVGeneral Studies III250Merit
Paper VGeneral Studies IV250Merit
Paper VIOptional Subject Paper I250Merit
Paper VIIOptional Subject Paper II250Merit

Total Marks for Merit: 1750 (Papers I–VII) Interview: 275 Overall Merit: 2025


Detailed Syllabus Breakdown

Paper I: Essay (250 marks)

  • Topics: Two essays from a choice of 4–6 general interest topics (society, economy, governance, ethics, environment, international affairs).
  • Length: Approximately 1000–1200 words each.
  • Structure: Clear introduction, thematic sections, balanced analysis, conclusion.

Paper II: General Studies I (250 marks)

Indian Heritage & Culture
  • Art forms, literature, architecture from ancient to modern times.
History
  • Modern Indian history (18th–20th century), freedom struggle, national movement.
  • Post-independence consolidation and reorganization of states.
Geography
  • Physical, social, and economic geography of India and the world.

Paper III: General Studies II (250 marks)

Polity & Governance
  • Constitution: features, amendments, basic structure, fundamental rights.
  • Union and state government; devolution; local bodies.
Social Justice
  • Welfare schemes; rights issues; transparency and accountability mechanisms.
International Relations
  • India’s foreign policy; bilateral/multilateral relations; global institutions.

Paper IV: General Studies III (250 marks)

Economy
  • Economic growth; budgeting; inclusive development; agriculture; infrastructure.
Technology & Environment
  • Science and technology developments; biodiversity; climate change; disaster management.
Internal Security
  • Internal security challenges; border management; terrorism; cyber security.

Paper V: General Studies IV (250 marks)

  • Ethics & Human Interface: Essence of ethics, human values.
  • Integrity & Aptitude: Emotional intelligence, public service values.
  • Case Studies: Application of ethical principles to real-life governance scenarios.

Papers VI & VII: Optional Subject (2 × 250 marks)

Candidates choose one optional subject from the UPSC list of 48. Key considerations:

  • Overlap with General Studies topics.
  • Personal interest and academic background.
  • Availability of resources and mentorship.

See full Optional Subjects list & selection guide


Interview (Personality Test) Preparation

  • Master your DAF details—education, work, hobbies.
  • Stay updated on current affairs, domestic & global issues.
  • Practice mock interviews with mentors or peers.
  • Develop clear, concise communication and balanced viewpoints.
Read interview transcripts of 11th-13th JPSC as reported by appearing students in our Discussion forumPS: You can Register a free account using your email and participate in the discussion

Connect With Peers

Ask questions, Interact and get answers to your questions in our UPSC Open forums
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Frequently Asked Questions

How do I start UPSC preparation from zero level and build an effective study plan?

Starting from scratch requires a structured approach:

  1. Understand the Exam Framework

    • Download and review the latest UPSC notification and full syllabus PDF.

    • Note key dates: Notification (Jan–Feb), Prelims (May/June), Mains (Sep/Oct), Interview (Feb/March).

  2. Foundation with NCERTs & Newspaper

    • Months 1–2: Read NCERT Class 6–12 textbooks for History, Geography, Polity, Economy, Science & Technology, and Environment.

    • Develop a daily newspaper habit (The Hindu/Indian Express); summarize each day’s editorials and national news in one-line notes.

  3. Timetable & Study Space

    • Create a simple daily timetable: 2 hrs for NCERTs, 1 hr for current affairs, 1 hr for CSAT practice.

    • Designate a quiet study space free from distractions.

  4. Introduction to Reference Books

    • Months 3–4: Transition to standard texts:

      • M. Laxmikanth’s Indian Polity

      • Spectrum’s A Brief History of Modern India

      • Ramesh Singh’s Indian Economy

      • G.C. Leong’s Physical Geography, Oxford School Atlas

    • Continue note-taking: concise bullet points and mind-maps.

  5. CSAT & Mock Tests

    • Begin CSAT practice (comprehension, logical reasoning, data interpretation) alongside GS. Aim to solve 20–30 questions daily.

    • From Month 2 onward, join a reliable Prelims mock series. Analyze every test—identify weak areas and adjust your plan accordingly.

  6. Peer Learning & Mentorship

    • Form or join a study group (online forums like InsightsIAS or ForumIAS) for doubt-clearing and motivation.

    • Seek feedback from seniors or mentors, especially for answer-writing drills.

By the end of Month 4, you’ll have strong fundamentals, a habit of current affairs, and an early sense of exam strategy—forming the bedrock for Prelims and Mains preparation.

How to prepare for UPSC?

Start with the official UPSC syllabus PDF and clear your fundamentals via NCERTs (Class 6–12).

Build a daily newspaper habit, make concise notes, and follow a subject-wise plan: History → Polity → Geography → Economy → Environment → Science → Ethics.

Parallelly, practice CSAT questions.

Give  mock test series for both Prelims and Mains to refine timing and accuracy.

How to prepare for UPSC in 6 months?

With six months on the clock, adopt a crash-course strategy:

  • Months 1–2: Get a quick overview of standard books like Laxmikant, Ramesh Singh etc. [Refer to our Book list for Self Study.]
  • Months 3–4: Move to your own notes or condensed study material from any ONE coaching Institute and solve the Question Banks for the past 25 years of questions asked in various government exams.
  • Months 5–6: Intensify current affairs revision, take full-length mocks every week, and work on feedback you receive from the test. Prioritize weak areas and maintain a strict revision schedule.
What is the UPSC preparation strategy for beginners?

Beginners should:

  1. Map the syllabus: Break it into monthly and weekly targets.
  2. NCERT foundation: Read Class 6–12 books for core subjects.
  3. Newspaper habit: Read one daily paper and make one-line notes.
  4. CSAT practice: Build aptitude through 20–30 questions daily.
  5. Mock tests: Join a reliable test series and review each test’s mistakes thoroughly.

Resources for Beginners:

  •  
Can I crack UPSC without coaching, and what self-study approach should I follow?

Yes, many aspirants succeed via self-study. Key elements:

  1. Structured Self-Study Plan

    • Mirror a coaching timetable: cover all subjects, mocks, and revision in a disciplined schedule.

  2. Quality Study Materials

    • NCERTs + one reference book per subject + monthly current affairs compilations.

  3. Mock Test Series

    • Enroll in an affordable online test series for both Prelims and Mains; periodic feedback is crucial.

  4. Peer Learning

    • Join online forums or study groups for doubt-clearing, discussion, and peer accountability.

  5. Mentorship

    • Seek guidance from previous toppers or senior aspirants; occasional mentoring sessions can refine strategy.

  6. Self-Discipline

    • Eliminate distractions, maintain study hours, and track progress meticulously.

A well-planned self-study regimen, combined with mock tests and peer support, can match the effectiveness of formal coaching.

What is an effective UPSC preparation strategy for both beginners and veterans?

A robust strategy blends content mastery, writing practice, and revision:

  1. Syllabus Mapping & Monthly Targets

    • Break down the entire Prelims and Mains syllabus into monthly and weekly goals.

    • Use a spreadsheet or planner to track completion and revision cycles.

  2. Study Materials & Note-Making

    • Foundation: NCERTs (Class 6–12) for conceptual clarity.

    • Advanced: One standard book per subject (e.g., Laxmikanth, Spectrum) plus current affairs digests.

    • Make concise, organized notes and mind-maps for quick recall.

  3. Daily Routine

    • Morning: Static GS subjects (History/Polity).

    • Late Morning: CSAT/optional preparation.

    • Afternoon: Current affairs reading & note update.

    • Evening: Answer writing (prelims Qs or Mains-style Qs).

    • Night: Quick review of one-liner notes or flashcards.

  4. Answer Writing & Essay Drills

    • Begin Mains-style answer writing by Month 4: 3–5 questions/day under timed conditions.

    • Essay practice: One essay/week on diverse themes (social, economic, environmental, governance).

  5. Mock Tests & Analysis

    • Prelims: Weekly objective mocks; CSAT practice thrice weekly.

    • Mains: Fortnightly full-length descriptive mocks.

    • Post-mock analysis is critical—review every mistake and note patterns.

  6. Revision Cycles

    • Implement spaced repetition: revise each subject at least 3–4 times before the exam.

    • Maintain daily or weekly one-liner flashcards for current affairs, facts, and static data.

  7. Health & Mindset

    • Ensure 7–8 hrs of sleep, regular exercise, and short breaks to prevent burnout.

    • Stay positive—use peer support and occasional recreational breaks.

This integrated plan helps both new aspirants and veterans refine content gaps, sustain motivation, and steadily improve writing and test-taking skills.

Overall Timeframe

  • Full-time aspirants: 9–12 months for first-timers to cover from basics to revision.

  • Working professionals/students: 12–18 months balancing commitments.

  • Crash course: 6 months with 8+ hrs/day dedicated study.

Sample 12-Month Timetable

MonthsFocusActivities
1–3FoundationNCERTs; daily newspaper; basic CSAT practice
4–6Prelims PreparationStandard books; current affairs; weekly Prelims mocks
7–9Mains IntegrationAnswer writing (3–5 Qs/day); essay drills; start optional
10–12Revision & MocksFull-length Prelims & Mains mocks; interview simulations; final current affairs review

Sample 6-Month Crash Plan

MonthsFocusActivities
1–2NCERTs & NewspaperFinish NCERTs for all GS subjects; build news notes
3–4Standard BooksDeep dive into core texts; begin answer writing
5–6Mocks & RevisionWeekly combined Prelims/Mains mocks; consolidate notes; interview prep

Stick to your timetable rigidly, but allow flexibility to revisit and reinforce weak areas as identified in mock tests.

What is the strategy to prepare effectively for UPSC Mains?

Mains requires depth and articulate writing:

  1. Comprehensive Coverage

    • Thoroughly cover GS I–IV syllabus using standard texts and updated current affairs.

  2. Daily Answer Writing

    • Practice 3–5 Mains-type questions daily under timed conditions; focus on structure (Introduction, Body, Conclusion).

  3. Essay Drills

    • Write one essay per week on diverse themes (governance, economy, social issues, environment), incorporating facts and data.

  4. Full-Length Mains Mocks

    • Take monthly simulated Mains exams (all 7 papers) to build stamina and time management.

  5. Peer/Mentor Feedback

    • Regularly get your answers evaluated to improve content quality, presentation, and adherence to word limits.

  6. Integration of Current Affairs

    • Link static topics with recent developments (e.g., mention latest budget schemes in economy answers).

This systematic approach enhances both subject mastery and answer-writing finesse, crucial for high scoring in Mains.

How to prepare current affairs for UPSC and integrate them into answers?
  1. Daily & Monthly Reading

    • Daily: One newspaper; note editorials, government schemes, global events.

    • Monthly: Compile summaries in topic-wise files (Economy, Polity, Environment).

  2. Thematic Mapping

    • Categorize news items under relevant GS papers: e.g., budget → Economy (GS-III), climate accord → Environment (GS-III), diplomatic summit → IR (GS-II).

  3. Answer Integration

    • In Prelims, use facts directly in MCQs.

    • In Mains, explicitly cite recent data and names of schemes (e.g., “Under the XYZ scheme launched in 2025…”).

  4. Revision Tools

    • Create one-liners or flashcards for quick last-minute revision.

    • Periodically revisit these during mock tests to reinforce retention.

A disciplined current affairs regimen ensures your answers are both content-rich and up-to-date.

How much time should I allocate to each UPSC stage daily?

A balanced daily schedule for full-time aspirants:

  • Static GS (History, Polity, Geography): 2–3 hrs

  • CSAT & Optional: 1–2 hrs

  • Current Affairs & Notes Updating: 1 hr

  • Answer Writing / Revision: 1–2 hrs

  • Mock Tests (Prelims/Mains): 3–4 hrs on test days

Adjust based on strengths/weaknesses; e.g., more CSAT if aptitude is weak, or extra answer writing if you struggle with Mains.

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