UPSC CSE Prelims
Introduction
*Screening stage for IAS, IPS, IFS and other Central Civil Services*
UPSC CSE Prelims is the first stage of the Civil Services Examination and serves as the screening test for admission to the Main Examination. It consists of two objective papers: General Studies Paper I and Civil Services Aptitude Test (CSAT), both conducted on the same day.
This examination is the gateway to some of India’s most prestigious services, including:
- Indian Administrative Service (IAS)
- Indian Police Service (IPS)
- Indian Foreign Service (IFS)
- Other Central Civil Services
The full selection process has three stages:
1. Preliminary Examination
2. Main Examination
3. Personality Test / Interview
Eligibility Criteria
Educational Qualification
- A candidate must hold a Bachelor’s degree from a recognised university.
Age Limit
- General: 21 to 32 years
- OBC: up to 35 years
- SC/ST: up to 37 years
Attempts
- General: 6 attempts
- OBC: 9 attempts
- SC/ST: Unlimited attempts until the upper age limit, subject to age eligibility
Nationality
- For IAS and IPS, the candidate must be an Indian citizen.
- For other services, nationality conditions follow the UPSC notification and applicable service rules.
Age Relaxation
| Category | Upper Age Relaxation |
|---|---|
| OBC | 3 years |
| SC | 5 years |
| ST | 5 years |
| PwBD | 10 years |
| Defence services personnel disabled in operations | 3 years |
| Ex-servicemen | As per Government rules |
Reservation
Vertical Reservation
Reservation is applicable as per Government of India policy:
- SC: about 15%
- ST: about 7.5%
- OBC: about 27%
- EWS: about 10%
Horizontal Reservation
Horizontal reservation and relaxations may apply for:
- PwBD
- Women: no separate vertical quota
- Ex-servicemen: limited as per rules
Reservation benefits are governed by the prevailing Government of India rules and UPSC notification provisions.
Exam Pattern
Prelims Structure
| Paper | Questions | Marks | Duration | Negative Marking |
|---|---|---|---|---|
| General Studies Paper I | 100 | 200 | 2 hours | 1/3 mark per wrong answer |
| CSAT (Paper II) | 80 | 200 | 2 hours | 1/3 mark per wrong answer |
Key Points
- The Prelims stage is objective type.
- CSAT is qualifying in nature.
- A candidate must secure at least 33% in CSAT.
- Marks of GS Paper I are used for shortlisting candidates for Mains.
Selection Process
The UPSC Civil Services Examination follows this sequence:
1. Prelims
- Screening stage
- GS Paper I decides merit for Prelims qualification
- CSAT must be qualified with 33%
2. Mains
- Written descriptive examination
- Nine papers in total
3. Interview
- Personality Test
- Final service allocation is based on Mains + Interview performance
Syllabus
GS Paper I
Main subjects include:
- History
- Geography
- Polity and Governance
- Economy
- Environment and Ecology
- Science and Technology
- Current Affairs
- General issues of national and international importance
CSAT
Main areas include:
- Comprehension
- Interpersonal skills
- Logical reasoning and analytical ability
- Decision-making and problem-solving
- Basic numeracy
- Data interpretation
- Class X-level mathematical skills
Official Syllabus
- Official source: https://upsc.gov.in
How to Apply
The application process is online through the UPSC portal.
Steps to Apply
1. Visit the UPSC application portal.
2. Complete registration.
3. Fill the Civil Services Examination application form.
4. Upload required documents and photograph/signature as instructed.
5. Pay the application fee, if applicable.
6. Submit the form and keep a printed copy for reference.
Important Notes
- Apply only through the official portal: https://upsconline.gov.in**
- Follow the notification instructions carefully.
- Keep your registration details safe for future login and correspondence.
Application Fee
| Category | Fee |
|---|---|
| General | ₹100 |
| OBC | ₹100 |
| SC | Exempted |
| ST | Exempted |
| PwBD | Exempted |
| Women | Exempted |
Vacancies and Services
Recent Vacancy Trend
| Year | Total Posts |
|---|---|
| 2026 | 1056 |
| 2025 | 979 |
| 2024 | 1056 |
| 2023 | 1105 |
| 2022 | 1011 |
These vacancies typically cover:
- IAS
- IPS
- IFS
- Central Civil Services and allied services
Salary and Career Growth
Entry-Level Pay
- Pay Level: Level 10
- Basic pay: ₹56,100 and above
- IAS entry-level pay with allowances: around ₹60,000 and above
Career Progression
A typical IAS career path may include:
- SDM
- DM
- Secretary-level responsibilities
Other services such as IPS and IFS offer similarly structured career growth in their respective domains.
Cutoff Analysis
Recent Prelims Cutoff Trend
- General category GS Paper I cutoff: around 87 to 92 out of 200
- CSAT: qualifying at 66 marks contextually corresponds to the required 33%
Cutoff varies by year depending on paper difficulty, vacancies, and candidate performance.
Preparation
Recommended Books
- NCERT textbooks
- M. Laxmikanth for Polity
- Spectrum for Modern History
- Standard newspapers and current affairs compilations
Study Strategy
A practical preparation window is 12 to 18 months.
Suggested Focus Areas
- Build NCERT foundation first
- Strengthen Polity, Economy, and Modern History
- Read newspapers daily for current affairs
- Practice CSAT regularly to avoid qualifying risk
- Revise multiple times instead of collecting too many sources
Common Mistakes to Avoid
- Ignoring CSAT until the last month
- Over-reading without revision
- Using too many books for one subject
- Neglecting mock tests and answer analysis
Career Path
UPSC CSE opens a pathway to leadership roles in the Government of India. A successful candidate may serve in:
- District administration
- State administration
- Central ministries
- Law and order leadership
- Foreign service and diplomatic postings
For IAS officers, the progression often moves from field administration to policy and senior Secretariat roles.
Official Sources
FAQs
1. What is UPSC CSE Prelims?
UPSC CSE Prelims is the first stage of the Civil Services Examination and acts as the screening test for Mains.
2. Who conducts the UPSC CSE Prelims?
The Union Public Service Commission conducts the examination.
3. What services are covered through UPSC CSE?
It opens recruitment to IAS, IPS, IFS, and other Central Civil Services.
4. What is the minimum educational qualification?
A Bachelor’s degree from a recognised university is required.
5. What is the age limit for General category candidates?
The age limit for General category candidates is 21 to 32 years.
6. What is the age relaxation for OBC candidates?
OBC candidates get a 3-year upper age relaxation.
7. What is the age relaxation for SC and ST candidates?
SC and ST candidates get a 5-year upper age relaxation.
8. How many attempts are allowed in UPSC CSE?
General category candidates get 6 attempts, and OBC candidates get 9 attempts.
9. Is CSAT qualifying in nature?
Yes. CSAT is qualifying, and a candidate must score at least 33%.
10. How many papers are there in Prelims?
There are two papers: General Studies Paper I and CSAT.
11. Is there negative marking in Prelims?
Yes. One-third mark is deducted for each wrong answer.
12. What is the duration of each Prelims paper?
Each paper is of 2 hours duration.
13. Does CSAT count for Prelims merit?
CSAT is only qualifying; GS Paper I determines Prelims shortlist.
14. What is the application fee?
The fee is ₹100 for General and OBC candidates. SC, ST, PwBD, and women candidates are exempted.
15. Where can I apply for UPSC CSE Prelims?
You can apply through the official portal: https://upsconline.gov.in
16. What is the official website of UPSC?
The official website is https://upsc.gov.in
17. What is the cut-off trend for UPSC CSE Prelims?
Recent General category cutoffs have been around 87 to 92 out of 200.
18. What is the salary for an IAS officer at entry level?
The entry-level pay is Level 10 with basic pay of ₹56,100 and allowances.
19. How should I prepare for UPSC CSE Prelims?
Focus on NCERTs, standard books, newspapers, regular revision, and CSAT practice.
20. What happens after qualifying Prelims?
Candidates who qualify Prelims are eligible to appear for the UPSC Mains examination.
Disclaimer
This page is based on evergreen research and historical UPSC information. Always verify eligibility, dates, fees, vacancies, and instructions from the latest official notification and the UPSC website before applying.