IES Exam 2020 - Engineering Services Exam

IES Exam 2020 - UPSC has released the e-admit card for UPSC IES Mains exam at its official website. The exam is scheduled to be held on October 18, 2020. Candidates who are qualified to take the Mains exam can download their IES Admit Card now!

Soon after the release of the admit card, the commission has released another important notice for the Mains aspirants containing the IES Mains exam day guidelines.  

Indian Engineering Services exam is conducted by UPSC to recruit engineers for various government departments in India. The IES exam 2020 is conducted in 3 stages - IES prelims, IES mains exam, and IES Personality Test. Candidates qualifying the IES Prelims exam will be eligible to take the IES Mains exam. UPSC had declared IES Prelims Result on February 20, 2020 in online mode.

IES Mains exam will be conducted in offline mode. Candidates who have qualified the prelims exam will be able to download the admit card of the mains exam three weeks prior to the exam. The candidates who will qualify the mains exam will be able to take the personality test. 

Engineering Services Examination is conducted for four main engineering streams:

  1. Electrical Engineering 
  2. Civil Engineering 
  3. Mechanical Engineering 
  4. Electronics and Telecommunication Engineering
Continue reading the article to get a detailed idea about the UPSC IES exam. 

IES Exam 2020 Highlights

Official Name of Exam

Engineering Services Examination

Conducted By

Union Public Service Commission (UPSC)

Exam Conducted for 

Recruiting Engineers for various engineering openings in Central Government Group A services

Exam Mode 

Offline (both Prelims and Mains)

No. of Candidates apply for the exam

2-3 lakh candidates

No. of vacancies


Exam Cycle


Service Name 

Indian Engineering Services

Important Exam Dates - IES Exam 2020

This year, a total of around 495 vacancies are filled through the exam including 21 vacancies for PwBD category students. All the candidates who are aspiring to take the exam can go through the important dates tabulated below:



IES Notification release date

September 25, 2019

IES Application form filling date

September 25 - October 15, 2019

IES Application form withdrawal facility 

October 21 - 28, 2019 

IES Prelims Admit Card Release Date

December 11, 2019

IES Prelims Exam Date

January 5, 2020

IES Prelims Result Date

February 20, 2020 

IES Mains Exam Date

October 18, 2020

IES Mains Result Date

November 2020

IES Interview Date

January 2021

IES Exam Eligibility Criteria 2020


Candidates should be a Citizen of India, A subject of Nepal, A subject of Bhutan, A Tibetan Refugee who is permanently staying in India until January 01, 1962.

Indian origin individuals from Pakistan, Burma, Sri Lanka or East African countries of Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi, Zaire, and Ethiopia or from Vietnam with the intention of permanently settling in India.

Age Limit

Candidates must have completed the age of 21 years and must not have attained the age of 30 years on August 1, 2020. Candidates should not be born earlier than August 2, 1989, and not later than August 1, 1999.

Age Relaxation


Upper Age Limit


30 years


33 years


35 years

Minimum Educational Qualifications

  • Engineering degree holder from a University recognized under the Act of the Central or State Legislature in India.
  • An engineering degree holder from any other Educational Institutions set up under an Act of Parliament or declared to be deemed as Universities u/s 3 of the UGC Act, 1956.
  • Engineering students who have cleared Sections A & B of the Institution Examinations of the Institution of Engineers (India).
  • Candidates who have secured an Engineering degree or diploma from a foreign University or College and Institution recognized by the Government of India.
  • Candidates who have cleared the Graduate Membership Exam of the Electronics and Telecommunication Engineers (India).
  • Candidates who have cleared the Associate Membership Exam Parts II and III/Sections A and B of the Aeronautical Society of India.
  • Candidates who have cleared Graduate Membership Examination of the Institution of Electronics and Radio Engineers, London held after November 1959.

Read More: IES Exam Eligibility Criteria

IES Application Form 2020

IES applicants need to check the eligibility criteria for admission to the Engineering Services Examination. The admissions at various stages of the IES exam are strictly provisional and are subject to confirmation only if the candidate meets the specified eligibility conditions.

Application Withdrawal Facility 
The exam conducting authorities has released the IES application form 2020 withdrawal facility on October 22. Candidates can withdraw their application till October 28 (6 pm) by providing all the required information.

Time Window for Application Submission

The online application process for IES 2020 began from 25th September 2019 to 15th October 2019. Candidates can apply online through UPSC's official website.

How to Fill IES Application Form - Step by Step Instructions

To apply online for the IES exam, follow these instructions:

  • Visit the website for IES exam 2020 and click Apply online
  • View the details before filling the form
  • Applicants need to fill Part I Registration including details like Name, Address, Age, etc., and then Part II
  • Upload the required documents and attach a scanned photograph
  • Sign the form by uploading a scanned signature
  • Make a payment of the fee through the online payment mode
  • Submit the form
  • Save the registration number or application number and take a print out for future reference

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IES 2020 Examination Application Fee

During the submission of the UPSC IES 2020 Application Form, the fee payment can be made using the preferred online mode such as the debit or credit card, net banking, pay-in-slip, etc. from an Indian (state) Bank recognized by the Government of India.

SC/ST or physically handicapped and female candidates- no fees.


IES Exam Application


Rs. 200


Rs. 200 


No Fees

Physically Challenged

No Fees

Read More: IES Exam Application Form

IES 2020 Admit Card 

The UPSC IES 2020 admit card for the mains exam will be available till October 18, 2020. 

It is compulsory to carry the IES exam admit card to the examination hall. It is released online and carries important candidate details including the name, exam center details, roll number, etc.

Read More: IES Admit Card

IES 2020 Exam Pattern

UPSC conducts IES exam in three stages - Prelims, Mains and Interview. IES Prelims exam is objective paper and IES Mains exam questions are conventional papers. 

Candidates need to qualify prelims exam to appear IES mains exam. The engineering streams are covered in IES exams include Mechanical Engineering, Electrical Engineering, Civil Engineering and Electronics, and Telecommunications engineering.

IES Exam Pattern

IES Prelims Exam Pattern


Time Duration 

Total Marks

Medium of Exam

Paper 1 - (General Studies and Engineering Aptitude)

2 hours



Paper 2 - (EE/ME/CE/EC) 

3 hours



Note: For every wrong answer ⅓ rd of the marks will be deducted

IES Mains Exam Pattern


Time Duration 

Total Marks

Medium of Exam

Paper 1 - (EE/ME/CE/EC)

3 hours



Paper 2 - (EE/ME/CE/EC) 

3 hours



Note: 5% of marks will be deducted in total marks if handwriting is not legible

Read More: IES Exam Pattern

IES Syllabus

The syllabus for the IES exam is of graduate level, with topics spanning the syllabus of engineering. The syllabus is categorized on the basis of the engineering stream the aspirant is from, namely Civil, Mechanical, Electrical or Electronics & Telecommunication. 

IES Syllabus for General Studies and Engineering Streams:


Syllabus Link

IES General Studies Syllabus

Check here

IES Civil Engineering Syllabus

Check here

IES Electrical Engineering Syllabus

Check here 

IES Mechanical Engineering Syllabus

Check here

IES Electronics and Telecommunication Syllabus

Check here

Read More: IES Exam Syllabus 

Structure your learning with the right study material

IES 2020 Result

For Engineering Services Exam (ESE), UPSC releases three stages of exam result: IES Prelims result, IES mains Result, and IES final result. Candidates can check their results on the official website. In the meantime, we at NeoStencil announce the result information on our result pages.

Candidates can check the IES result details on our webpage here.

IES 2020 Answer Key

UPSC releases the official answer key for the IES prelims exam once the exam process is over, i.e. after the declaration of Engineering services exam Final result. Candidates can check the official answer key and their marks in the UPSC website ( 

We at NeoStencil in association with top IES coaching institutes release the IES answer key on the day of the IES prelims exam to help aspirants check their expected score using our score calculator and predict the cut off marks to guide aspirants for further IAS mains exam preparation. 

Check IES Prelims Answer Key

IES 2020 Cut off marks

IES Cut off marks will be released by UPSC after the declaration of IES final result. In IES exam, the cut-off marks are there in all 3 stages of exam, IES Prelims, IES Mains and Final Phase. 

The IES cut off marks depend on various factors like the number of vacancies, the difficulty level of the question, the number of applicants. 

Candidates can check the official IES cut off marks of 2018 provided below:

Engineering Stream

Exam Stage





Civil Engineering
















Mechanical Engineering
















Electrical Engineering
















Electronics & Telecommunication Engineering
















Read More: IES Cut off Marks

IES Selection Procedure 2020

IES ESE 2020 Selection Procedure is conducted in the following three stages:

Stage 1 - IES Prelims Exam 

The Engineering Preliminary exam is the screening test to qualify for the IES mains exam. The questions asked in the IES prelims exam are objective questions (MCQs). In the prelims exam, there will be two papers, one is General Studies for 200 marks and the other is engineering paper (according to candidates choice - Mechanical, Electrical, Civil and Electronics, and Telecommunications) for 300 marks.

Stage 2 - IES Mains Exam

Candidates who are qualified prelims will appear for the IES mains exam. In the IES mains exam, there are two conventional papers based on the candidate's engineering discipline - Mechanical, Electrical, Civil and Electronics, and Telecommunications. In the IES mains exam, UPSC tests the candidates engineering knowledge deeply. 300 marks for each paper.

Stage 3 - IES Interview/ Personality Test

The Interview/Personality test which is attended by candidates whose name appears in the merit list prepared on the basis of the Mains.

The outcome will be based on reports analysis or marks scored in the final round or through an aggregate evaluation of the three rounds.

Departments and Posts Allocation Through IES Exam

IES Exam 2020 - Electronics Engineering Posts

  1. Indian Railway Service of Signal Engineers
  2. Indian Railway Stores Service
  3. Indian Telecom Service Group-A
  4. Central Power Engineering Service (E&T Posts)
  5. Engineer GCS Group A in WPC/MO(M/O Communication & IT)
  6. Indian Inspection Service Group A (E&T Posts)
  7. Indian Supply Service Group A (E&T Posts)
  8. Indian Ordnance Factories Services
  9. Assistant Naval Store Officer Grade-I in Indian Navy
  10. Indian Naval Armament Service
  11. Assistant Executive Engineer in Corps of EME, Ministry of Defence

IES Exam 2020 - Electrical Engineering Posts

  1. Indian Railway Service of Electrical Engineers
  2. Indian Railway Stores Service
  3. Indian Defence Service of Engineers(Electrical Posts)
  4. Central Mechanical & Electrical Engineering Service (Electrical Post)
  5. Central Power Engineering Service (Electrical Post)
  6. Indian Ordnance Factories Services
  7. Indian Supply Service Group A (Electrical Posts)
  8. Assistant Naval Store Officer Grade-I in Indian Navy
  9. Indian Naval Armament Service
  10. Assistant Executive Engineer in Corps of EME, Ministry of Defence

IES Exam 2020 - Mechanical Engineering Posts

  1. Indian Railway Service of Mechanical Engineers
  2. Indian Railway Stores Service
  3. Indian Defence Service of Engineers
  4. Central Mechanical & Electrical Engineering Service (Mechanical Post)
  5. Central Water Engineering Service Group-A (Mechanical Post)
  6. Central Power Engineering Service (Mechanical Post)
  7. Indian Ordnance Factories Services
  8. Indian Inspection Service Group A
  9. Central Engineering Service (Roads) Group-A
  10. Indian Supply Service Group A (Mechanical Posts)
  11. Assistant Executive Engineer Group A Geological Survey of India
  12. Assistant Naval Store Officer Grade-I in Indian Navy
  13. Indian Naval Armament Service
  14. Assistant Executive Engineer in Corps of EME, Ministry of Defence

IES Exam 2020 - Civil Engineering Posts

  1. Indian Railway Service of Engineers
  2. Central Engineering Service
  3. Indian Defence Service of Engineers
  4. Indian Railway Stores Service
  5. Central Engineering Service (Roads) Group-A
  6. Central Water Engineering Service
  7. Indian Ordnance Factories Services
  8. AEE in P&T building works Group-A Services
  9. AEE in Border Road Engg. Services GR-A

Importance of Previous Year IES Question Papers & Answer Keys

Practicing IES exam previous year question papers are a must for the current year aspirants. It helps them to analyze the exam format and study the questions pattern over the years. Candidates have access to the best data for preparation. In addition to practicing the questions, IES exam aspirants will also notice that many questions are repeated in the UPSC IES over the years. It is recommended to solve the questions and refer to the answer key to evaluate their own performance.

How to Prepare for IES Exam?

  • The UPSC IES questions are set in an objective and conventional format, so it is important to focus on theoretical concepts and problem-solving techniques.
  • Improving personal writing and presentation skills and laying focus on theories and explanation. Derivations, diagrams and/or equations will help with scoring in the conventional paper formats.
  • A candidate must know the exam pattern in detail. This includes the number of technical and non-technical questions, negative marking, exam duration or section weight, etc.
  • Practice using the previous year IES exam question papers.
  • Refer to books for derivations and equations, concepts, subjective theory, etc.
  • Practice short-cut techniques for solving numerically.
  • Improve GK through newspapers, websites, news channels, etc.
  • Acquire time management skills and do target-based practice using previous year question papers or mock tests.
  • Study English and General Studies every day for one hour.
  • Distribute the study hours evenly between general ability and technical paper sections.
  • Have short-term study goals for effective preparation execution.
  • Prepare notes for technical subjects for quick reference, like formulas notes.
Read More: How to prepare UPSC IES exam 

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Nature of work of IES Officers

IES officials perform various job roles, spanning across technical and managerial work delivery for the GOI. The initial designation an IES officer holds is of Assistant Executive Engineer and can grow in the hierarchy to become a Chairman or a Managing Director. The starting salary of an IES officer is good and depends upon their position and the criticality of their role under the GOI.

Career Path of Engineers in IES

After having gained experience of 3-4 years, an IES official is given a promotion to the next designation of an Engineer, Work Manager or Director. Post eight years of IES service, an individual is officially designated as Joint Director/Deputy General Manager.

Post that, the Joint Director is eligible for the position of Chief Engineer/Joint General Manager-level 2 IES officer. Mostly, engineers with at least 20 years of experience are in consideration for the post of Chief Engineer/Additional General Manager and after 30 years an individual is entitled to the position of Senior General Manager/Engineer-in-Chief. The best IES performers with experience of over 34 years are eligible for designation of CM or MD of a governmental unit or organisation.

IES Officers' Salary

After the 7th pay commission, the IES salary is like an IAS Officer's salary. Now, the IES officers are entitled to additional benefits and a higher salary and many allowances as well.




Junior (Entry) Level

Rs. 15,600- 39,100/-

Rs. 5,400/-

Senior Scale

Rs. 15,600- 39,100/-

Rs. 6,600/-

Junior Administrative Grade

Rs. 15,600-39100/-

Rs. 7,600/-

Selection Grade Pay

Rs. 37,400-6700/-

Rs. 8,700/-

Super Time Scale

Rs. 37,400 Rs.67,000

Rs. 8,700/-

Super Time Scale

Rs. 37,400 Rs.67,000

Rs. 10,000

Apex Pay Scale

Rs. 80,000/-

No Grade Pay

Cabinet Secretary Grade

Rs. 90,000/-

No Grade Pay

Allowances and Privileges Available for IES Officers

  1. Residential Quarters (Type IV to Type VIII) OR HRA
  2. Official Vehicle
  3. Dearness Allowance
  4. CGHS Medical Facility
  5. Leave Travel Allowance/ Tour Allowance
  6. Gratuity
  7. Provident Fund (Where IDA Applicable)
  8. Leave Encashment
  9. Personal Assistant
  10. Driver
  11. Peon
  12. Domestic Servant

Medical Standards/Specifications

Height & Chest Measurement




Chest Girth

Fully Expanded


BRES. Gr. ‘A’ in Border

Roads Organisation


152 cm

84 cm

5 cm



150 cm

79 cm

5 cm

MES Service Gr. A

Not Required

5 cm

Indian Ordnance

Factories Service Gr. A

Not Required

5 cm


S. No.


Distant Vision

Near Vision



Better Eye



Worse Eye

Better Eye



Worse Eye

A. Technical


Railway Engineering


(EE, ME, CE &


6/6 or 6/9

6/12 or 6/9




1. Central Engineering

Service, Group-A

2. Central Electrical

and Mechanical

Engineering Service, Gr. A

3. Central Water


Service Gr ‘A’

4. Central Power


Service Gr ‘A’ &Gr ‘B’

5. Central Engineering

Service (Roads), Group-A

6. Indian Radio Regulatory

Service Gr ‘A’

7. Indian Telecommunication

Service Gr. ‘A’, J.T.O

Gr. B, 8. Assistant Executive


in P&T Building works

(Gr. ‘A’) Service

9. Indian Naval

Armament Service.

Indian Naval

Stores Service,

10. Indian Ordnance Factories

Service Group A.

Survey of India Gr ‘A’ Service,

11. Indian Inspection

Service (Asstt. Dir.


6/6 or 6/9

6/12 or 6/9




1. AEE Gr ‘A’ in Corps

of EME

2. Military Engineer

Service, Gr. A. (IDSE)

3. AEE(QS&C) in

Military Engineer Service(MES)

Surveyor Cadre

4. BRES Gr.‘An’ in

Border Roads


6/6 or 6/9

6/18 or 6/9



B. Non-Technical


1. Indian Railway

Stores Service

2. Indian Supply

Service Gr ‘A’

3. Geological

Survey of India


Service Gr ‘A’





NOTE (1) :

(a) In respect of the Technical Service mentioned above, the total amount of myopia (including the cylinder) shall not exceed 4,00 D. Total amount of Hypermetropia (including the cylinder) shall not exceed+400D : provided that in case a candidate in respect of the Services classified as Technical (other than the Services under the Ministry of Railways) is found unfit on the grounds of high myopia the matter shall be referred to special boards of three Ophthalmologists to declare whether this myopia is Pathological or not. In case it is not pathological, the candidate shall be declared fit provided he fulfils the visual requirements otherwise.

(b) In every case of myopia funds examination should be carried out and the results recorded. In the event of any pathological condition being present which is likely to be progressive and affect the efficiency of the candidate, he shall be declared unfit.

(c) Radial Keratotomy/Laser Correction etc. shall be considered as a disqualification for appointment in Railway Technical Services (Civil, Mechanical, Electrical and Electronics). Permitted correction for conforming to prescribed visual standards is spectacles only.

Colour Perception Criteria

NOTE (2): The testing of colour vision shall be essential in respect of the Technical Services as mentioned above. Colour perception should be graded into higher and lower grade depending upon the size of the aperture in the lantern as described in the table below

S. No.


Higher Grade of Colour Perception

Lower Grade of Colour Perception


Distance Betweenthe Lamp & theCandidate

16 Feet

16 Feet


Size of aperture

1.3 mm

13 mm


Time of Exposure

5 seconds

5 seconds

For the Railway Engineering Services (Civil, Electrical, Signal and Mechanical) and other service connected with the safety of the public, a higher grade of colour vision is essential. However, for other services lower grade of colour vision should be considered sufficient.

Technical Services or Posts Requiring Higher Grade Colour Perception

(1) Railway Engineering Services

(2) Indian Defence Service Engineer (IDSE)

(3) Central Engineering Service (Roads)

(4) Central Power Engineering Service. (Gr. An and Gr. B )

(5) Assistant Executive Engineer (Group A ) in the Corps of EME

(6) BRES Group A in Border Roads Organisation

(7) Survey of India, Group A Service

(8) Assistant Executive Engineer(QS&C) in Military Engineer Service(MES) Cadre

(9) Indian Inspection Service (Asst. Dir. Grade-I)

Technical Service or Posts Requiring Lower Grade Colour Perception

(1) Central Engineering Service

(2) Central Electrical and Mechanical Engineering Service

(3) Indian Naval Armament Service

(4) Indian Naval Stores Service

(5) Indian Ordnance Factory Service

(6) Central Water Engineering Service

(7) Indian Radio Regulatory Service

(8) Geological Survey of India Gr A Service

(9) Asstt. Executive Engineer in P&T Building Works Gr A Service

Services for which Colour Perception is not required

(1) Indian Telecommunication Service Group A

(2) Junior Telecom Officer (General Central Service Group B Gazetted, Non-ministerial)

(3) Indian Railway Store Service, Group A

(4) Indian Supply Service Group A

IES Exam related FAQs

Q. What are government departments candidates work after qualifying IES exam?

A. Recruited IES candidates will be serving various government departments like Indian Railways, Indian Defence sector, Indian Ordnance factories and other engineering sectors.

Q. How to apply for IES exam?

A. Candidates preparing for IES exam can apply online on the official website once the notification is released.

Q. What is the minimum qualification to appear for IES exam?

A. The minimum qualification to appear for IES exam engineering degree from the reputed university and minimum age should be 21 years.

Q. What are the engineering branches are included in IES exam?

A. In Engineering Services exam, there are four engineering disciplines are covered

  1. Mechanical Engineering
  2. Electrical Engineering
  3. Civil Engineering
  4. Electronics and Telecommunication Engineering

Q. How many times a candidate can appear IES exam?

A. There is no restrictions over no of attempts rather there is age limit (between age 21 to 30)

Q. When will the application form for IES exam 2020 will be released?

A. The application form for IES exam 2020 will be released on 25th September 2019.

Q. How many stages are there in IES exam?

A. In IES exam, there are 3 stages - IES prelims exam, IES mains exam and IES interview.

Q. When will IES prelims exam will be conducted?

A. The IES prelims exam will be conducted in the month of January. For IES exam 2020, prelims exam is scheduled on 5th January 2020.

Q. What is the marking scheme in IES prelims exam?

A. The marking scheme in IES prelims exam are, for Paper 1 200 marks and for paper 2 300 marks. 1/3rd marks will be deducted for wrong answers. 

Q. When will be the IES prelims result declared?

A. The IES prelims result will be declared in the month of February 2020 (tentative)

Q. How to download IES admit card?

A. Candidates can download the IES admit card from the official website once the admit cards are released by UPSC.

Q. What is the syllabus for IES Exam?

A. The syllabus of IES exam covers General Studies and Engineering syllabus in IES prelims exam and in IES mains exam both the papers deal with engineering syllabus topics of candidates' engineering stream.

Q. What is the exam pattern for IES mains exam?

A. The IES exam pattern for prelims is 2 papers (GS - 200 marks and Engg - 300 marks). In IES mains exam, two papers (Engg paper 1 - 300 marks and Engg paper 2 - 300 marks)

Q. What is the total number of vacancies in IES exam?

A. The number of vacancies for IES exam will be released by UPSC on the official notification.

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