UPSC CSE (IAS) Selection Process 2025: Prelims, Mains, Interview

Indian Administrative Services 2025 ( IAS )

Rachit Kumar Saxena
Updated on Oct 8, 2025 18:40 IST

By Rachit Kumar Saxena, Manager-Editorial

The Union Public Service Commission mentions the Civil Service Exam selection process in the official notification. The candidates must read the official UPSC IAS notification to know all the stages of the IAS selection process. There are three stages in the Civil Service (IAS) exam as mentioned below:

  • Prelims
  • Mains(written)
  • Mains(Personality Test)

The candidates are required to qualify in all the three then only, they will be eligible to get selected in the exam. 
The UPSC Civil Service (IAS) Exam 2026 selection process will start with the release of official notification on January 14, 2026. The candidates are suggested to read and understand the official notification to know all details about the UPSC IAS exam

Table of content
  • IAS Prelims Exam
  • IAS Main exam
  • IAS Main - Personality Test
  • Services in UPSC Civil Service Exam
  • Medical examination After IAS Interview
  • IAS Selection Process 2025 FAQs
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IAS Prelims Exam

The Union Public Service Commission can change the examination process through official notification. The IAS Selection Process 2026 will start with the release of official notification. The UPSC IAS Applications will also start with the release of notification. The candidates will be required to fill their applications and become the part of exam process. The candidates can see below the IAS exam process

  • After the applications, the Commission will release the UPSC Civil Service (IAS) prelims admit card for the candidates founf eligible for the exam. The UPSC IAS Admit card 2026 will be released three weeks before the exam date.
  • The IAS prelims Exam will be conducted on May 24, 2026.
  • The Commission will release the IAS result 2026 for the prelims exam by June 10
  • After the result, the eligible candidates will be asked to fill the Details Application Form(DAF) for the main (written) exam
  • The UPSC CS(IAS) main exam will be conducted in August 2026.
  • The UPSC Civil Service Main result will be released in November/December 2026.
  • The qualified candidates will be called for the face to face interview at the UPSC Bhawan, New Delhi 
  • UPSC IAS Final Result 2026 will be released in April.

See here: IAS Prelims Preparation in 100 days

The number of candidates to be admitted to the IAS main examination (written) will be about twelve to thirteen times, the total approximate number of IAS vacancies to be filled in the year through the examination. There are two objective-type question papers in the IAS prelims exam. Both papers are of 200 marks and the candidates need to score marks equal to or more than the IAS cut-off marks prescribed by the UPSC. The candidates can see below the IAS prelims exam pattern

Paper

Questions

Marks

General Studies Paper- I 

100

200

General Studies Paper-II (Aptitude Test)

80

200

Total

400

The candidates can see here the IAS exam pattern. IAS prelims exam is considered as the toughest exam because most of the candidates are filtered out at this stage. The level of competition is highest in this stage. IAS Prelims result is declared within a month of the exam.

Also Read: UPSC Exam Timing 2025

Q&A Icon
Commonly asked questions
Q:   Is the UPSC IAS Main exam is conducted in two parts?
A: 

Yes, the Union Public Service Commission mention the main exam (written) and main exam (interview) in the official notification. The candidates should note that the marks secured in the UPSC main exam is considered for the final result.

The face to face interview is the part of the main exam and hence we can say that the UPSC conduct the Civil Service Main exam is conducted in two parts.

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IAS Main exam

The UPSC conduct the IAS main exam in September. The IAS main is a descriptive type exam conducted offline. The candidates are required to write descriptive essay type answers in the answer sheet provided by the Commission. As the name suggests, it is the main part of the IAS selection process. There are two parts of the IAS main exam. IAS main- written and IAS main - personality test. The marks secured in the IAS main written is considered for the IAS result. The IAS main exam has nine descriptive papers the details of which are summarised below:

Paper

Description

Marks

A

One of the Indian language to be selected by the candidate from the languages included in the Eighth Schedule to the constitution(Qualifying only)

300

B

English(Qualifying Only)

300

1

Essay

250

2

General Studies-I (Indian Heritage and Culture, History and Geography of the World and Society)

250

3

General Studies –II (Governance, Constitution, Polity, Social Justice and International relations)

250

4

General Studies –III (Technology, Economic Development, Bio-diversity, Environment, Security and Disaster Management)

250

5

General Studies –IV (Ethics, Integrity and Aptitude)

250

6

Optional Subject - Paper 1

250

7

Optional Subject - Paper 2

250

Sub-Total (Written Test)

1750

-

IAS Personality Test (Interview)

275

Grand Total

2025

 The number of candidates qualifying in the IAS main exam is two times the number of vacancies. The IAS main exam is conducted based on the IAS syllabus notified in the official advertisement.

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IAS Main - Personality Test

The personality test is the last stage of the IAS selection process. The Commission has not mentioned any definite syllabus for the IAS personality test. The Commission wil test the personal suitability of the candidate for a career in public service.  The interview/Personality Test is intended to judge the mental calibre of a candidate. There are high chances(50% probability) of a selection of the candidate called for the IAS interview.  The IAS interviews are conducted at the UPSC headquarters, New Delhi and the candidates need to come to the UPSC office for the IAS interview.

See here: Most important topics for IAS Exam

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Services in UPSC Civil Service Exam

The candidates can see here a short video regarding the number of service in the Civil Service (IAS) exam.

Apart from the Indian Administrative Service, Indian Police Service and Indian Forest Service, which are the All-India Services, the candidates can see below the list of services in the Civil Service (IAS) exam:

Indian Foreign Services (IFS)

Indian P & T Accounts & Finance Service, Group ‘A’ Indian Audit and Accounts Service, Group ‘A’
Indian Revenue Service (Customs and Central Excise), Group ‘A’ Indian Defence Accounts Service, Group ‘A’ Indian Revenue Service (I.T.), Group ‘A’
Indian Ordnance Factories Service, Group ‘A’ (Assistant Works Manager, Administration) Indian Postal Service, Group ‘A’ Indian Civil Accounts Service, Group ‘A’
Indian Railway Traffic Service, Group ‘A’ Indian Railway Accounts Service, Group 'A' Indian Railway Personnel Service, Group ‘A’
Post of Assistant Security Commissioner in Railway Protection Force, Group ‘A’ Indian Defence Estates Service, Group ‘A’ Indian Information Service (Junior Grade), Group ‘A’
Indian Trade Service, Group 'A' Indian Corporate Law Service, Group ‘A’ Armed Forces Headquarters Civil Service, Group ‘B’ (Section Officer’s Grade).
Delhi, Andaman & Nicobar Islands, Lakshadweep, Daman & Diu and Dadra & Nagar Haveli Civil Service, Group 'B' Pondicherry Police Service, Group ‘B’ Pondicherry Civil Service, Group 'B'
Delhi, Andaman & Nicobar Islands, Lakshadweep, Daman & Diu and Dadra & Nagar Haveli Police Service, Group 'B'
Indian Railway Management Service

 

Q&A Icon
Commonly asked questions
Q:   Is the UPSC IAS Prelims exam qualifying only?
A: 

The UPSC Civil Service Exam Notification mention that the Civil Service Prelims exam is qualifying only. The UPSC IAS prelims exam is a MCQ based exam conducted offline at the designated exam centre. The marks scored in the UPSC prelims exam is not considered for the final selected process.

The prelims exam was introduced to filtering of candidates and restricting the number of candidates for the main exam.

Q:   How many stages are there in the UPSC Civil Service Exam?
A: 

The Union Public Service Commission mentioned the UPSC CSE (IAS) selection process in the official notification. The Commission notified three stages for the Civil Service Exam:

  1. Prelims Exam
  2. Mains (writtern) exam
  3. Mains Interview
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Medical examination After IAS Interview

The candidates who appear in the IAS interview are called for the medical examination by a special purpose board constituted for the said purpose. The medical examination is conducted at the designated hospitals in New Delhi only. The candidate’s medical report is made available to him through the login in the Department of Personnel and Training (DoPT) website. In case the candidate is not fully satisfied with the report, he or she can appeal against the report. This appeal should be preferred within one week of the date of publication of the report.

List of Medical Colleges Conducting the Medical Test

The medical test of the candidates is conducted the next working day of the interview. The candidates are informed about the hospital and the allotted date and time at the time of UPSC interview. The medical test is conducted by a medical board appointed for the said purpose.  The medical examination is essential for the service allocation and the conformity of the claims made for the specific category. The list of hospitals conducting medical test for Civil Service Exam is given below:

  • Safdarjung Hospital
  • Ram Manohar Lohia Hospital
  • Lok Nayak Jai Prakash Narayan Hospital
  • Succheta Kriplani Hospital
  • Guru Teg Bahadur Hospital
  • Deen Dayal Upadhyay Hospital
  • BR Ambedkar Hospital
  • Guru Nanak Eye Centre 
  • AIIMS, New Delhi

The medical examination of the candidates who fall in PwB category will be conducted at the Safdarjung Hospital only. The final certificate confirming the PwB of the candidates will be issued by AIIMS, New Delhi after due examination of the candidates by the Benchmark Disability Expert Panel constituted for this purpose only. After the medical examination, the result is declared and the candidate's roll number, name and ranks are published by the UPSC. After the results, UPSC publishes the IAS cut-off marks for all the stages of the IAS exam.

Check Here: IAS Result

After the results, UPSC sends the recommended candidates list to the Department of Personnel and training. This marks the end of the IAS selection process.

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IAS Selection Process 2025 FAQs

The candidates can see here the questions related to IAS selection process.

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IAS Exam

Student Forum

chatAnything you would want to ask experts?
Write here...

Answered 3 days ago

The Union Public Service Commission will conduct the UPSC Civil Service (prelims) exam on May 24, 2026. The exam will be conducted in two sessions and the General Studies Paper 2 will be qualifying only.

M

Manori Malhotra

Beginner-Level 5

Answered 2 weeks ago

The Union Public Service Commission will release the UPSC IAS 2026 notification on January 14 on its official website - upsc.gov.in. The Commission will also activate the UPSC CSE (IAS) 2026 online application link on its website. The last date for the UPSC IAS application form is February 3, 2026.

...Read more

78438652
Rachit Kumar Saxena

Contributor-Level 9

Answered 2 weeks ago

The candidates should analyse the UPSC CSE previous year question papers to know the trend of the most asked topics. The Commission releases the UPSC question paper on its official website - upsc.gov.in. The candidates can get the UPSC question paper of previous year here. The candidates can downloa

...Read more

N

Nitesh Singh

Beginner-Level 5

Answered a month ago

The Union Public Service Commission will release the UPSC Civil Service (IAS) notification on January 14, 2026. With the release of official notification, the UPSC IAS Application form 2026 will also be activated for the candidates. The last date to apply online for the UPSC CSE (IAS) exam 2026 wil

...Read more

M

Mamona Gupta

Beginner-Level 5

Answered a month ago

The Union Public Service Commission released the UPSC CSE notification 2025 on January 22, 2025. In the official notification, the Commission notified 979 vacancies for the UPSC CSE 2025 exam. But this is a tentative number and the final number of vacancies will be mentioned in the final Result of

...Read more

N

Nishtha Shukla

Beginner-Level 5

Answered a month ago

The Union Public Service Commission will conduct the UPSC CSE (IAS) Main exam (written) from August 22 to 31, 2025. The Commission will conduct the UPSC IAS main exam in offline mode at the designated exam centres. The candidates are informed about their exam centre through their UPSC admit card. 

T

...Read more

S

Saakshi Kumar

Beginner-Level 5

Answered a month ago

Yes, the Union Public Service Commission has released the UPSC CSE (IAS) Main exam admit card 2025 on its official website - upsc.gov.in. The candidates are required to log in with their UPSC OTR and password. The UPSC CSE admit card will inform the candidate about their UPSC exam centre.

The UPSC IA

...Read more

R

Rashmi

Beginner-Level 5

Answered a month ago

The Union Public Service Commission has released the UPSC CSE (IAS) main admit card 2025 on its official website - upsc.gov.in. The Commission released the admit card for the candidates to download. The candidates are required to download the admit card from the official website by logging in with t

...Read more

78438766
Rachit Kumar Saxena

Contributor-Level 9

Answered a month ago

The Union Public Service Commission released the UPSC CSE (IAS) Prelims cutoff 2024 after the declaration of final result. The candidates can see below the UPSC IAS Prelims Cutoff 2024

Category

IAS Prelims Cut off 2024

General

87.98

EWS

85.92

OBC

87.28

SC

79.03

ST

74.23

PwBD1

69.42

PwBD2

65.30

PwBD3

40.56

PwBD5

40.56

Shiksha.com had predicted the UPSC CSE cutoff most accurately in some cases.

V

Vipra Sharma

Beginner-Level 5

Answered a month ago

The UPSC CSE (IAS) exam result 2024-25 was released on June 11. The Commission released the final UPSC CSE (IAS) 2024 cutoff for all the categories and stages of exam. The Commission released the UPSC Cutoff 2025 for all the stages of exam as given below:

CategoryCS (Prelim)*CS (Main)#CS (Final)
General87.98729947
EWS85.92696917
OBC87.28702910
SC79.03685880
ST74.23684884
PwBD-169.42663876
PwBD-265.30696913
PwBD-340.56307701
PwBD-540.56361461

M

Manori Malhotra

Beginner-Level 5

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