UPSC IAS 2021 - Mains Timetable (OUT), Cut Off, Answer key

UPSC IAS 2021 - Mains Timetable (OUT), Cut Off, Answer key

UPSC IAS 2021 - UPSC has released the UPSC IAS 2021 mains time table on November 23, 2021, at As per UPSC IAS mains 2021 exam schedule, the exam will be held on January 7, 8, 9, 15 and 16, 2022. Candidates who get shortlisted in the prelims stage UPSC IAS exam will be eligible for main stage. Earlier, UPSC announced the UPSC IAS prelims result 2021 in online mode on October 29, 2021.Latest Updates: UPSC IAS 2021 mains time table released on November 23, 2021.

Latest Updates for UPSC Civil Services Exam

  • 29 Oct 2021:

    UPSC IAS Prelims Result 2021 announced. Check Details here 

  • 26 Oct 2021:

    UPSC IAS Result 2021 to be out this week. Check release date here

  • 10 Oct 2021:

    UPSC CSE 2021 Prelims Live Updates – Dress Code, Last Minute Tips, Exam Analysis, Question Papers, Pattern

Stay up-to date with UPSC Civil Services Exam News

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UPSC released the calendar for 2022 on August 13, 2021. As per the UPSC calendar 2022, the UPSC CSE prelims exam will be held on June 5, 2022 and the mains will be held from September 16, 2022 onwards. Candidates can know about the IAS syllabus, how to prepare for the IAS exam, UPSC IAS selection process 2021 and more by going through this article.

What is UPSC IAS full form?

UPSC conducts the CSE exam. The full form of UPSC IAS is Union Public Service Commission (UPSC) Indian Administrative Services (IAS) exam. IAS is one of the 24 services that comes under Civil Services Examination (CSE). It is one of the 3 group A services, the other 2 being Indian Police Service (IPS) and IFS (Indian Forest Service).Also Read: Download here the UPSC Calendar 2022. Download free e-book: How to crack UPSC IAS exam?

What's New?

UPSC IAS 2021 mains exam schedule

In this session, UPSC has successfully conducted the UPSC IAS prelims exam 2021 at Leh centre for the first time in history. A total number of 163 out of 492 candidates appeared at Leh centre of UPSC IAS 2021.

UPSC IAS Prelims Exam 2021 Postponed

UPSC IAS 2021 - Highlights

Exam Name

Civil Services Examination (UPSC IAS)

Conducting body

Union Public Service Commission

Official website

UPSC 2021 vacancy712

Exam level


Exam stages

Preliminary exam

Main exam

Personality Test

Mode of exam


Number of Papers

Preliminary - Two papers

Mains- Nine Papers

Duration of Exam

Preliminary - Each paper is of 2 hours

Mains - Each paper is of 3 hours

Language of examPrelims - English and hindi

Application fee Prelims

Rs 100

Exam Centres

For Preliminary exam- 73

For Mains exam- 24

UPSC IAS Vacancies 2021

Candidates can check UPSC Civil Services vacancy analysis three as compared to the UPSC 2021 vacancy, in the table below.

UPSC 2021 Vacancy


Number of vacancies


712 (Updated)







UPSC CSE 2021 Exam Date

Union Public Service Commission has released all the important UPSC IAS exam date 2021 in the official notification. Candidates must check the IAS exam dates 2021 to keep track of all the releavnt events to the IAS exam. As per the new exam dates, UPSC IAS 2021 prelims exam was conducted on October 10, 2021, in offline mode. For more details, check the table given below.

UPSC IAS 2021 Important Dates

UPSC IAS 2021 Events

UPSC exam dates 2021

UPSC IAS notification 2021

March 4, 2021

IAS application form 2021 start date

March 4, 2021

UPSC IAS application form 2021 last date

March 24, 2021

Application form withdrawal window

March 31 to April 6, 2021

UPSC IAS hall ticket 2021

September 16, 2021 (Released)

UPSC IAS 2021 prelims exam

October 10, 2021 (New Date)

UPSC IAS 2021 prelims result

October 29. 2021

UPSC admit card 2021 for mainsDecember 2021
Mains exam dateJanuary 7, 8, 9, 15 and 16, 2022 (New dates)
UPSC CSE exam centre 2021 change windowJuly 12 to July 19, 2021 (Closed)July 26 to July 30, 2021 (Closed)
IAS 2021 mains resultTo be announced

Personality Test

To be announced

Declaration of final UPSC Civil Services result 2021

To be announced

UPSC IAS 2021 - Posts

The services mentioned and released in the UPSC CSE notification 2021 are divided into two categories - All India services and Central services. There are only three All India services and rest are categorised under central services. To know more about all the UPSC CSE 2021 services check the table below.

UPSC all India and central services

CategoriesUPSC CSE Services
All India Services

Indian Administrative Services(IAS)

Indian Police Servies(IPS)

Indian Forest Services(IFoS)

Central services

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'

UPSC IAS Result 2021

Union Public Service Commission released the UPSC IAS result 2021 for prelims stage on the official website on October 29, 2021. UPSC IAS result has been released in PDF having roll numbers and names of all the qualified candidates. Applicants can also download their UPSC scorecard 2021 from the official website, few days after the announcement of the final UPSC IAS result 2021. Along with the declaration of the final IAS result, candidates can also check official UPSC IAS cut off for all the stages of the exam.

UPSC IAS Cut off 2021

UPSC prescribes the minimum qualifying cutoff marks for the UPSC IAS 2021 exam. The UPSC IAS cut off 2021 is the minimum marks required to qualify a particular stage of the IAS exam and move to the next one. The Commission will release the UPSC IAS cut off marks separately for each stage of the CSE exam 2021. UPSC IAS final merit list will be declared on the basis of applicants performance in mains exam and personal interview. For reference candidates can check the previous year UPSC IAS cut off marks for all the stages, in the table given below.

IAS Cut off 2019


Prelims exam

Mains exam

Final Cut off





































UPSC IAS Admit Card 2021

UPSC has released the UPSC IAS 2021 prelims admit card in September 16, 2021. Candidates who submitted the IAS application form successfully can download the admit card from the official website till October 10, 2021. To download the admit card applicants have to use their UPSC registration ID and date of birth. The details mentioned in the IAS admit card 2021 are candidate personal details, exam day guidelines, IAS exam city and others. Candidates must bring one valid photo identity card along with the IAS admit card at the examination venue. In case of any discrepancy in the UPSC IAS 2021 admit card, candidates can contact the exam conducting authority at least one week before the commencement of the IAS examination.

UPSC IAS 2021 Exam Day Guidelines

  • Candidates appearing for the UPSC IAS exam must reach the exam centre 60 minutes before the commencement of the exam.
  • Along with the IAS admit card 2021, candidates also need to carry one valid photo ID proof at the exam centre.
  • Applicants are allowed to carry hand sanitiser, face mask and transparent water bottle in the exam hall.
  • Do not leave the exam hall without taking permission from the invigilator.

How to prepare for UPSC IAS Exam 2021

  • Make a proper study time table for UPSC IAS 2021 preparation.
  • Go through the IAS exam pattern and syllabus to know the paper scheme.
  • Prepare short and crisp notes for quick recvsion before the exam.
  • Practice previous year UPSC IAS 2021 question papers to evaluate yourself.
  • Check previous year UPSC IAS exam analysis to know about the important topics and chapters.
  • Refer best books for UPSC IAS 2021 preparations.

UPSC IAS Exam Pattern 2021

The UPSC IAS 2021 exam pattern is mentioned by the Union Public Service Commission in the official UPSC notification 2021. The UPSC IAS recruitment exam has three stages - prelims, mains and personality test. On clearing all the stages of the UPSC IAS exam applicants get recruited by the UPSC to different All India and Central services. IAS prelims exam is objective in nature, whereas mains is descriptive in nature. There is negative marking in the UPSC IAS prelims exam. Applicants clearing the IAS prelims exam cutoff marks will be eligible to appear for the IAS 2021 mains exam. For more details on the UPSC IAS exam pattern 2021 check the tables below.

IAS prelims exam pattern

Number of papers


Language of paperEnglish
Duration of exam

4 hours (2 hours each)

Number of questions

General studies paper 1: 100General studies paper 2: 80

Maximum marks400 (200 each)
Qualifying marks33%

IAS mains exam pattern

Number of papers9
Language of paperEnglish

Descriptive paper: Candidates can appear for language paper in 22 languages mentioned in schedule 8 of the Indian constitution

Duration of exam3 hours each

Compulsory Indian languageEnglishEssayGeneral Studies IGeneral Studies IIGeneral Studies IIIGeneral Studies IVOptional IOptional II

Number of questions

Part A and B: 300 eachGeneral studies and optional paper: 250 each

Maximum marks1750

UPSC IAS Syllabus 2021

UPSC mentions the UPSC IAS 2021 syllabus in the official notification. The syllabus for both prelims and mains exam is mentioned in the UPSC IAS notification 2021. Candidates must go through the UPSC Civil Services syllabus PDF to know about the topics asked in the exam and effective preparation. The UPSC Civil services exam 2021 syllabus for some subjects is same. And for the remaining subjects it is mentioned separately in the notification. For more details, candidates can check the table given below.

IAS prelims Syllabus 2021

General Studies Paper I Syllabus

General Studies Paper II Syllabus

Current events of national and international importance.


General issues on Environmental ecology, Biodiversity and Climate Change - that do not require subject specialization

Interpersonal skills including communication skills

History of India and Indian National Movement.

Logical reasoning and analytical ability

Economic and Social Development-Sustainable Development, Poverty, Inclusion, Demographics, Social Sector Initiatives, etc

Decision making and problem-solving

General Science

General mental ability

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

Basic numeracy (numbers and their relations, orders of magnitude, etc.) (Class X level), Data Interpretation (Charts, Graphs, Tables, Data sufficiency etc.—Class X level)

Indian and World Geography-Physical, Social, Economic Geography of India and the World


UPSC IAS Question Papers 2021

The UPSC IAS question papers 2021 has been released by the Commission. With the help of UPSC question papers, candidates can check the important topics and chapters asked in the exam. Candidates preparing for UPSC CSE 2021 exam practice previous year UPSC IAS question papers for their effective IAS preparation. UPSC releases the IAS question papers for all the papers and subjects asked in the UPSC IAS exam.

UPSC IAS Exam Analysis 2021

The UPSC Civil Service 2021 exam analysis has been released by the various eminent coaching institutes after the UPSC IAS exam. It will be released for both prelims and mains examination on their respective websites. To know about the UPSC IAS exam analysis 2021 for both the stages of the examination candidates can check the UPSC IAS exam analysis 2021 here after the exam.

UPSC IAS Answer Key 2021

UPSC will release the UPSC IAS answer key 2021 on its official website. The answer key is released only the prelims stage of the exam. The IAS answer key will be released after the declaration of the final UPSC IAS result 2021. Some eminent coaching institutes released the unofficial UPSC IAS answer key for GS paper 1 and 2 on the same day after the exam or within the next few days. With the help of the answer key, candidates can calculate their expected score in the UPSC IAS 2021 prelims exam. Along with the score, candidates can also predict the expected IAS prelims cut off marks

UPSC IAS Selection Process 2021

The UPSC IAS selection process 2021 has three stages - preliminary exam, mains exam and interview. Candidates qualifying all the stages of the UPSC IAS 2021 exam will be recruited as Group A and B officers to different posts as released in the UPSC IAS notification 2021. The three stages of UPSC CSE selection process are:

  • Prelims exam

  • Mains exam

  • Personality test

UPSC IAS salary 2021

The salary of an IAS is determined by the Union Public Service Commission based on the 7th pay commission. The salary of an IAS officer is made of various components like basic pay, grade pay, HRA, DA, TA, medical allowances and various other allowances. At the start of the service the salary of an IAS officer is Rs 56,100 plus allowances and perks. With time and promotion the IAS salary is increased to Rs 2,50,000 (approx.). The salary of an IAS officer is not that great but its the prestige and respect that the post has attracts many applicants.

UPSC IAS Eligibility Criteria 2021

Union Public Service Commission prescribes the IAS eligibility criteria in the official notification. The eligibility criteria of UPSC IAS comprises Nationality, UPSC age limit, educational qualification and number of attempts. As per the rules age relaxation and increased number of attempts are provided to applicants of reserved categories. Candidates who meet the UPSC eligibility criteria are eligible to fill the UPSC IAS application form 2021. For more details on the UPSC IAS eligibility criteria 2021, candidates can check the table below.

IAS Eligibility Criteria 2021



IAS exam age limit

21 to 32 years

UPSC Educational qualification

Graduation in any stream from recognised University

UPSC attempt limit

General Categories - 6 attempts

OBC- 9 attempts

SC/ ST- Unlimited attempts till upper age limit

UPSC IAS Application Form 2021

UPSC Civil Services 2021 application withdrawal window was active from March 31, to April 6, 2021. Applicants who wished to withdraw their application were could have done so between above mentioned time period. The Commission had released the UPSC IAS 2021 application form on March 4. Candidates were able fill the UPSC IAS application form 2021 at the UPSC official website. The UPSC IAS application from had two parts. For part 1 applicants needed to complete UPSC IAS registration 2021 process. After the successful registration for part 2 candidates could proceed to fill the IAS application form 2021. Along with the application form, candidates also needed to upload scanned images of photograph and signature as per the specifications mentioned by the UPSC. The UPSC prelims application fee for the General category is Rs. 100/- while reserved category candidates are exempted from payment of a fee.

How to fill UPSC IAS application form 2021?

Step 1 - Visit the UPSC official website -

Step 2 - Search for the UPSC IAS 2021 notification link and click on it.

Step 3 - A new screen will be open, click on the Click Here button.

Step 4 - Follow the steps as mentioned on the screen to fill the IAS form.

Step 5 - Upload the relevant documents.

Step 6 - Pay the UPSC IAS application fee.

Step 7 - Click Submit for final submission of the UPSC CSE 2021 form.

UPSC IAS Exam Centre 2021

Union Public Service Commission has released the updated list of UPSC IAS exam centre on July 09, 2021. As per the notice, UPSC has added four new exam centres for prelims exam of CSE and IFoS. UPSC has added Almora in Uttarakhand, Srinagar in Uttarakhand, Nasik in Maharashtra and Surat in Gujarat as the exam centres. Earlier, Leh was added as a new city where the prelims exam was to be held. As per the UPSC IAS 2021 notification PDF, the prelims exam was conducted in 77 cities while the mains exam will be conducted in 24 cities. Candidates are asked to fill the UPSC IAS exam centre choice in the application form while applying. UPSC does not provide a correction window for changing the centre choice after the conclusion of the UPSC IAS application process. Applicants will get to know about all details of the UPSC IAS exam centre 2021 in the UPSC admit card 2021.

Contact DetailsUnion Public Service Commission,Dholpur House,Shahjahan Road, New Delhi

Phone - 011-23098543,011-23385271,011-23381125,011-23098591

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