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IES 2021 Exam Date (Out), Eligibility, Application, Admit Card, Pattern & Syllabus

Updated On -

Nov 12, 2020

In the last week of September 2020, the IES 2021 notification will be released by the UPSC. The aspirants, who are belonging from the age group of 21 to 30 years, are eligible for IES Exam 2021. The UPSC IES/ESE Application Form 2021 notification will be released along with the IES 2021 notification in the official website of UPSC ( The interested should enroll their names and submit the form before the last date of submission. It can be expected that the IES exam 2021 will be held on 3 January 2021 (tentatively) by the Union Public Service Commission (UPSC). The UPSC authority targets to recruit approximately 450 vacant positions in Mechanical Engineering, Electronics & Telecommunication, Civil Engineering and Electrical Engineering positions.

Get FREE IES 2021 Mock Tests, Sectional Quiz, Previous Years Papers. Click Here

To qualify the exam with good marks, the candidates should complete the IES Exam Syllabus 2021 as soon as possible. The IES 2021 recruitment process will be made as per the following categories:

  • Category I: Civil Engineering
  • Category II: Mechanical Engineering
  • Category III: Electrical Engineering
  • Category IV: Electronics and Telecommunication Engineering.
IES Exam Dates 2021

IES 2021: Exam Dates

The following table highlights the important dates and events of IES 2021.

Events IES Exam Dates
Official IES 2021 Notification to be Released on 4th week of September 2020
Start Date to Apply Online for IES Exam 2021 April 7, 2021
Last Date to Submit the Application form April 27, 2021
Release of ESE Admit Card 2nd week of December 2020
Engineering Services Examination 2021 (Preliminary) July 16, 2021
Declaration of IES Prelims Result March 2021
Engineering Services Examination 2021 (Main) June 27, 2021
Declaration of Final Result September 2021
Post Details of IES 2021

Post Details of UPSC IES 2021

Category I: Civil Engineering (Group A Posts/ Services)

  • Indian Railway Stores Services (Civil Engineering Posts)
  • Indian Defence Service of Engineers (Civil Engineering Posts)
  • Central Engineering Service (Roads) Group-A. (Civil Engg. Posts)
  • Assistant Executive Engineer (QS & C) in Military Engineer Service (MES) Surveyor Cadre
  • Central Engineering Service
  • Indian Ordnance Factories Services. AWM/JTS (Civil Engg. Posts)
  • Assistant Executive Engineer (Civil) P & T Building Works Gr. ‘A’ Service
  • Indian Railway Service of Engineers

Category II: Mechanical Engineering (Group A Posts/Services)

  • Indian Railway Stores Service (Mechanical Engineering Posts)
  • Indian Ordnance Factories Service. AWM/JTS (Mechanical Engineering Post)
  • Assistant Executive Engineer Group ‘A’ (Mech. Engg. Posts) in the corps of EME, Ministry of Defence
  • Indian Defence Service of Engineers (Mechanical Engineering posts)
  • Indian Railway Service of Mechanical Engineers
  • Central Power Engineering Service Group ‘A’ (Mechanical Engineering Posts)
  • Indian Naval Armament Service (Mechanical Engineering Posts)
  • Central Electrical & Mechanical Engineering Service (Mechanical Engineering Posts)

Category III: Electrical Engineering (Group A Posts/Services)

  • Indian Railway Stores Service (Electrical Engineering Posts)
  • Indian Naval Armament Service (Electrical Engineering Posts)
  • Central Power Engineering Service (Electrical Engineering Posts)
  • Assistant Executive Engineer Gr. ‘A’ (Electrical Engineering Posts) in Corps of EME, Min of Defence
  • Indian Railway Service of Electrical Engineers
  • Central Electrical and Mechanical Engineering Service (Electrical Engg. Posts)
  • Indian Ordnance Factories Service. AWM/JTS (Electrical Engineering Post)
  • Indian Defence Service of Engineers (Electrical Engineering Posts)

Solve Sectional Tests as much as possible before IES Exam

Category IV: Electronics and Telecommunication Engineering (Group A and B Posts/Services)

  • Indian Railway Stores Service (Telecommunication/ Electronics Engineering Posts)
  • Assistant Executive Engineer Group ‘A’ (Electronics & Telecommunication Engineering Posts) in the Corps of E.M.E., Ministry of Defence
  • Indian Inspection Service (Asst. Dir. Grade-I)
  • Junior Telecom Officer [General Central Service Group ‘B’ Gazetted Non- Ministerial]
  • Indian Railway Service of Signal Engineers
  • Indian Naval Armament Service (Electronics Engineering Posts)
  • Central Power Engg. Service, Group ‘A’ [Electronics and Telecommunication Engg. Service]
  • Indian Telecommunication Service Gr. ‘A’
IES Eligibility 2021

IES Eligibility Criteria 2021


  • Indian citizen/ Subject of Nepal/ Subject to Bhutan
  • If the Tibetan refugee came to India before January 2, 1962, and started to live permanently, and will live in India forever, then they are eligible to appear for the exam.
  • If an Indian Citizen has migrated to Burma, Sri Lanka, Pakistan, East African countries, United Republic of Tanzania, Uganda, Ethiopia, Kenya, Zambia, Zaire, Malawi or to Vietnam, and if they have intention to permanently settle in India, then they can apply for the IES 2021 exam.

Educational Qualification

  • To apply for the IES 2021 exam, the candidates should complete their Engineering degree from a renowned Institution or University.
  • If the candidates qualify the Section A and B exams of Indian Institution of Engineers, can also apply for the IES 2021 exam.

Age Limitation

  • The age group of the candidates must be in between 21 years to 30 years on January 1, 2021.
  • More specifically, the candidates should not be born before 2 January 1990 and not after 1 January 2020, if they have interest in applying for the exam.

For more details, check IES Eligibility Criteria

IES Application Form 2021

IES Application Form 2021

  • To fill the IES 2021 application form the aspirants need to open the official website of UPSC.
  • The aspirants are advised to read carefully the instructions before filling the IES 2021 Application form.
  • Now, you have to fill the personal and other necessary details.
  • Once you fill the details, the aspirants will need to upload the scanned copy of passport size photograph and signature.
  • Pay the application fee in any branch of SBI
  • For future reference, do not forget to take the print out of the application form and bank challan.
  • When the aspirants will fill the application form, they will receive the registration number automatically.
  • Once you receive the registration number and challan number, then you can click the end option to complete the application form fill up process of IES Exam 2021.

Solve IES ESE (ME) Mock Tests for free before appearing for the exam

Application Fee of IES 2021

  • The aspirants will need to pay Rs. 200 by using their Master Credit/Visa Debit/Credit card. You can also pay the amount by using the Net Banking Facility of State Bank of India/ State Bank of Bikaner & Jaipur/ State Bank of Hyderabad/ State Bank of Patiala/ State Bank of Mysore/ State Bank of Travancore. The aspirants can also remit the amount in any branch of SBI by paying cash.
  • The SC/ST/Female/PH candidates do not need to pay the application free.
IES Admit card 2021

IES Admit card 2021

If the aspirants will complete the IES application form fill up process, then they need to wait for downloading the admit card before the Prelims exam. Approximately three weeks before, the aspirants can download the admit card. Once the students qualify the prelims exam, then they will need to download the Mains admit card. To download the admit card, the aspirants will need to provide the registration number and the date of birth of the candidates. No hard copy will be sent to the address of the applicants. The aspirants will not be allowed to enter the exam centre without IES 2021 admit card. To download the admit card of the exam from the official website.

IES Exam Pattern 2021

Before appearing the exam, the aspirants should have detailed information about the UPSC IES 2021 Exam Pattern. Read the following content to get a detailed idea about the exam pattern:

Stage I: Prelims (Objective Type Papers)

  • Stage I exam will be held in offline mode.
  • The aspirants will have to answer different papers in the prelims exam.
  • The type of questions of two papers will be MCQ
  • The candidates will get a deduction of ⅓ marks for each incorrect answer.
Papers Subject Maximum Marks Duration
Paper-I General Studies and Engineering Aptitude Paper 200 Marks 02 hours
Paper-II Engineering Discipline-specific Paper 300 Marks 03 hours
Total - 500 Marks 05 hours

Stage II: Mains (Conventional Types Questions)

  • The written test of the Mains exam will be conducted in offline mode.
  • Two papers of IES 2021 Mains exam will be from the opted Engineering discipline (Mechanical Engineering/ Electrical Engineering/ Civil Engineering/ Electronics & Telecommunication Engineering).
  • No negative marking will be there for an incorrect answer.
Papers Subjects Maximum Marks Duration
Paper-I Engineering Discipline- Specific Paper-I 300 Marks 03 hours
Paper-II Engineering Discipline- Specific Paper-I 300 Marks 03 hours
Total - 600 Marks 06 hours

Stage III

If the aspirants qualify these two stages of exam, then they will be able to take part in Stage III Examination.

  • It is referred to as a Personality Test.
  • Total score of the stage is 200 marks
  • The performance of the aspirants in the IES interview process will be measured as per the following qualities:
    • Leadership Qualities
    • Mental and Physical energy
    • Initiative and intellectual curiosity
    • Suitability of the aspirants for career growth in the public service sector.
    • Mental caliber or Mental alertness
    • Social traits and interests in current affairs.
IES Syllabus 2021

IES Syllabus 2021

IES Syllabus 2021 consisting of the below mentioned important topics.

IES Syllabus of Paper I

Civil Engineering Mechanical Engineering Electrical Engineering Electronics & Telecommunication Engineering
Building Materials Fluid Mechanics Engineering Mathematics Basic Electronics Engineering
Solid Mechanics Thermodynamics and Heat transfer Electrical Materials Basic Electrical Engineering
Structural Analysis IC Engines, Refrigeration and Air conditioning Electric Circuits and Fields Materials Science
Design of Steel Structures Turbo Machinery Electrical and Electronic Measurements Electronic Measurements and Instrumentation
Design of Concrete and Masonry structures Power Plant Engineering Computer Fundamentals Network Theory
Construction Practice, Planning and Management Renewable Sources of Energy Basic Electronics Engineering Analog and Digital Circuits

Solve IES ESE (CE) Sectional Tests before appearing for the exam

IES Syllabus Paper II

Civil Engineering Electronics & Telecommunication Engineering Mechanical Engineering Electrical Engineering
The flow of Fluids, Hydro Power, Hydraulic Machines, Environmental Engineering, Surveying & Geology, Hydrology and Water Resource Engineering, Geotechnical Engineering & Foundation Engineering, Transportation Engineering Control Systems, Electromagnetics, Advanced Communication Topics, Computer Architecture and Organisation,Analog and Digital Communication System, Advanced Electronics Topics. Engineering Mechanics, Mechatronics and Robotics, Design of Machines Elements, Manufacturing, Mechanism & Machines, Maintenance, Industrial Engineering, Engineering Materials Analog and Digital Electronics, Control System, Power System,Systems and Signal Processing, Electrical Machines, Power Electronics and Devices
IES Preparation Strategy 2021

IES Preparation Strategy 2021

To get a good score in the exam, the aspirants need to follow the preparation strategy of the IES 2021 exam.

  • Prepare a study schedule and follow it properly, at least one month before the examination.
  • To memorise the figures and facts, you can make hand-written notes for a long duration. On regular intervals, the aspirants should revise the hand-written notes.
  • Try to solve sample papers, previous year's question papers as much as possible. It will help you to know about the exam pattern. Also, solve full length mock tests.

Solve IES ESE Mock Tests on Mechanical Engineering before appearing for the exam

IES Answer Key 2021

IES Answer Key 2021

Before releasing the IES result 2021 officially, the coaching institutes publish the IES prelims answer keys on the exam day. The official IES 2021 answer key will be released in the pdf format. Based on the published answer keys by the coaching institutes, the aspirants can calculate their score and predict their result.

SSC CHSL Result 2021

IES Result 2021

  • To check the result, the aspirants should visit the official website that is
  • Now, you have to provide the roll number for checking the IES Result 2021.
  • The IES Prelims 2021 result will be published in the last week of February 2021.
  • The qualified aspirants in prelims exam will be eligible to take part in the IES Mains exam, which will be held in June 2021.
  • The final Interview round will be conducted in September 2021 (tentatively).
IES Cut Off 2021

IES Cut Off 2021

To get selected in the exam, the aspirants should get the minimum cut off marks in IES 2021 exam. The cut off marks will be announced once the final result of IES 2021 will be declared. More specifically, during the time of result declaration of IES prelims, the cut off score of the test will be published.

*The article might have information for the previous academic years, please refer the official website of the exam.


ashish singh
How can I start basic preparation for the IES 2021?
kavita rani

HI Ashish. Before starting preparing for the exam, you must know the latest exam pattern and syllabus of the test concerning your stream. Since the syllabus is huge, so it is imperative to refer to easy topics first before moving to the difficult ones. Gather better understanding related to subjects and topics. Refer here to get more details related to important preparation tips.

karan rathod
What are the best study materials for the GATE IES IAS exams in civil engineering 2021?
kavita rani

Hi Karan. Some of the books that can help you prepare for the GATE IES IAS exam include Water Supply Engineering by Santosh Kumar Garg, Sewage Disposal and Air Pollution Engineering by Santosh Kumar Garg, Hydraulics and Fluid Mechanics including Hydraulics Machines, etc. Check out other important books and study material here.

shiya devi
How do I prepare for the IES for the mechanical branch 2021 without coaching? What are some tips to crack the exam in less time left before the exam?
kavita rani

Hi Shiya. While preparing for the exam, it is imperative to stick to the syllabus and study those subjects which are mentioned in the syllabus. IN case you are not studying as per the latest exam pattern and syllabus, you are just wasting your time. You can refer here to check out other important details.

My birth date is 1 June 2000. Am I eligible to attempt IES prelims exam 2021?
kavita rani

Hi Rashmi. The UPSC has sets the lower age limit for IES 2021 exam, 21 years while the Upper age limit is 30 years. The candidates must not be born earlier than 2nd January 1991 and not later than 1st January 2000. For more details, refer here.

sourajit mukherjee
How should I plan to clear the IES exam in 2021 on my first attempt? I am doing a B.Tech in mechanical engineering now, and I am a 2nd year student?
kavita rani

Hi sourajit. You must study those topics first that you find easy before moving to other subjects. Also, it is imperative to study as per the latest exam and syllabus. You can refer here to check more details.