IFS Exam

UPSC IFS 2023: Application Form, Exam Dates, Eligibility, Pattern, Syllabus and Vacancies

Last Modified on : 22 Apr 2024

The Union Public Service Commission conducts the Indian Forest Service examination for the recruitment of officers in the Indian Forest Services. It is a national-level exam conducted in three phases - Preliminary, Main, and Interview. The Preliminary phase is covered under the Civil Services examination, while the Main phase is conducted under the UPSC IFS examination. In the article here, we are covering complete details related to the UPSC IFS 2023 recruitment. Aspirants are advised to visit the official website of UPSC to check the official notifications.

UPSC also conducts other examinations, viz. Combined Defense Services (CDS Exam), Indian Civil Services (IAS Exam), etc.

Latest Notification:

- The IFS Application Form will be released on 1st February 2023. The last date to fill out the form is 21st February 2023.

- The IFS Prelims exam is scheduled for 28th May 2023, and the Main phase exam will be held on 26th November 2023.

What is the UPSC IFS exam?

The Indian Forest Service is one of the three major all-India level exams conducted by UPSC, the other two being the IAS and IPS exams. As the name suggests, the IFS exam is conducted to recruit potential candidates for different forest service posts in the Indian government.

Every year, UPSC conducted the Indian Forest Service examination in three phases – Preliminary, Main, and Interview. The UPSC Indian Forest Service (IFS) is one of the important Civil Service Examinations conducted for recruitment to forestry services in India.

According to the official notification, UPSC IFS Mains will comprise questions from English, general knowledge, mathematics, statistics, physics, zoology, chemistry, geology, agriculture, animal husbandry and veterinary science, forestry, agricultural engineering, civil engineering, chemical engineering, mechanical engineering and botany papers. The e-admit card for the Mains exam will be released 3-4 weeks before the commencing of the exam. Till then, candidates are advised to check the official website frequently for major updates.

IFS 2023 परीक्षा हिंदी में पढ़ें - यहां क्लिक करें

IFS Exam 2023 - Quick Overview

This year, the commission has not yet released the count of vacancies for the IFS recruitment exam. Check out the details below:

Name of the Exam

Indian Forest Service (IFS) Exam

Conducting Authority

Union Public Service Commission (UPSC)

Official Website



Exam Occurrence

Once a year

Stages of Examination

Stage 1: Preliminary

Stage 2: Main

Stage 3: Interview

Paper Language

English and Hindi

Mode of Examination

Offline (Pen and Paper mode)

Type of Examination

National Level

Age Limit

  • Scholastic scholars lie in between the age group of 21 to 32 years old are eligible
  • SC/ST students get the age relaxation of 5 years

UPSC IFS 2023 Vacancies

To be announced

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IFS Exam Previous Years Solved Papers

  • UPSC Civil Services & IFS Preliminary Solved Papers (E-Book) Download
  • IES 2009 - 2018 Previous Year Papers E-Book Download

IFS Exam 2023 Important Dates

UPSC IFS Exam 2023 (Preliminary/Main) Important Dates -

Indian Forest Service Exam 2023

Dates To Be Remembered

Official Notification Issue Date

1st February 2023

IFS 2023 Application Form Start Date

1st February 2023

Closing Date of Application Form Submission

21st February 2023

Last date for fee payment (offline - by cash)

To be announced

Last date for online fee payment

To be announced

Form Withdrawal Process

To be announced

IFS Preliminary Exam (Admit Card)

Three weeks before the exam

Date of Examination (Preliminary)

28th May 2023

Declaration of result

To be announced

Release of UPSC IFS 2023 Main admit card

Three weeks before the exam

Date of Examination (Main)

26th November 2023

Main exam result

To be announced

Filling Detailed Application Form (DAF-II)

To be announced

Date of IFS Main Interview Round 2023

To be announced

Final Result

To be announced

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IFS Exam 2023 Pattern & Syllabus

The Indian Forest Service Examination consists of three stages -

  • The Civil Services Preliminary exam
  • The IFS Main exam
  • Interview or Personality Test

IFS Preliminary Exam Pattern -

Preliminary Exam


Number of question papers

Two (Paper-1 and Paper-2)

Type of questions

Objective type

Total marks

400 marks (200 marks for each paper)

Duration of the exam

2 hours for each paper (For blind candidates - 20 minutes EXTRA)

Exam Language

Hindi and English

Scheme of negative marking

For every incorrect answer, 1/3 mark will be deducted

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UPSC IFS Preliminary Exam Syllabus


General Studies

2 hours

200 marks


CSAT - Civil Services Aptitude test

2 hours


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Note – The marks scored by the candidates in the IFS Paper-1 of the Preliminary stage are counted to get selected for the Mains exams. Paper 2 of the exam is only qualifying in nature. The candidate is required to score a minimum of 33% marks to be declared qualified for the Mains exam.

Indian Forest Service 2023 Main Exam Pattern -

Main Exam- IFS 2023 Exam


Total number of Papers


Type of Question Paper

Descriptive or Subjective

Main Exam Language


Marks of Main Exam


Marks of Interview Round


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UPSC IFS Main Exam Syllabus








3 hours


General Studies- I: Indian Heritage and Culture, History, and Geography of the World and



3 hours


General Studies- II: Governance, Constitution, Polity, Social Justice, and International


3 hours


General Studies- III: Technology, Economic Development, Biodiversity, Environment,

Security and Disaster Management


3 hours


General Studies- IV: Ethics, Integrity


3 hours


Optional Subject- Paper 1


3 hours


Optional Subject- Paper 2


3 hours

Interview Round



Grand Total

2025 Marks


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Candidates are required to select two optional subjects from the given list of 14 subjects for the Mains exam. Each optional subject has 2 papers.

Each question paper on the optional subject contains 8 descriptive type questions. It has two sections, ‘A’ and ‘B’. Each section contains 4 questions. The candidates are required to answer only 5 questions on the question paper.

List of Optional Subjects from which a candidate should choose two subjects -

Animal Husbandry and Veterinary Science

Agriculture Engineering



Chemical Engineering


Civil Engineering




Mechanical Engineering





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It should be noted that candidates are not allowed to have the following combination of subjects –

Optional Subject-1

Optional Subject-2



Agriculture Engineering

Not Allowed


Animal Husbandry and Veterinary Science

Not Allowed



Not Allowed


Chemical Engineering

Not Allowed



Not Allowed

Candidate cannot take more than one Engineering subject

Agriculture Engineering, Civil Engineering, Chemical Engineering

Not Allowed

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More info about IFS Exam Pattern & Syllabus.

UPSC IFS Preparation Tips & Guide

Just like the other two all-India Civil Service exams, cracking the Indian Forest Service 2023 exam also requires pure dedication, focus, and productive study. Every candidate has followed their own study method or strategy to do great in the exam. However, instead of wasting precious time on the preparation module, candidates can consider the following important tips to do well in the UPSC IFS exam.

Tip Number 1: Start Studying Earlier For Great Results 

Do not waste your precious time thinking that you can manage to cover the syllabus by studying for a month or less. One should keep a note that there is just no shortcut to passing any civil service exam, so start your preparation as soon as possible.

Tip Number 2: Set a Study Plan and Make Your Milestones

Milestones are some serious targets to achieve. That is why we advise you to set your defined schedule to achieve your study targets. Dedicate necessary study hours and effort to complete these study targets in time.

Tip Number 3: Schedule Do Mock Tests

It is recommended to take the mock test in periodic intervals, preferably at the end of each study milestone. This will help you to improve your problem-solving skill and make you visible to check how prepared for the exam. Also, make sure to note down weaknesses and start working on them.

Tip Number 4: Practice Previous Year Questions

Practice from the previous year's question papers is a key to success in the exam. Solving these papers not only helps you to prepare well for the exam but also help you to achieve excellent scores.

Tip Number 5: Refer To Good Books

Though there are several preparation and guidebooks available in the market, make sure to choose according to your needs to study. Here you can go through some of the most important books to study for the IFS 2023 exam.

UPSC-IFS Main Examination Guide: A Complete Book for Paper I and Paper II

Buy Now

UPSC-IFS Forestry Main Guide (Paper I & II)


Indian Forestry A Breakthrough Approach to Forest Service 7th Edition

Buy Now

The Mental Ability, Logical Reasoning & Problem-Solving Compendium for IAS Prelims

Buy Now

UPSC: Civil Services & Indian Forest Service (Common Preliminary: Paper-I) Exam Guide

Buy Now

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IFS Exam 2023 Eligibility

IFS Exam Age Limit -

The candidate should not be less than 21 years of age and must not be more than 32 years of age on 01st August 2023. It means the candidates who were born before 2nd August 1991 or after 1st August 2002 are not eligible for the exam.

Age relaxation –

  • The SC/ST category candidates are given an age relaxation of 5 years in the upper age limit.
  • The OBC candidates are given a maximum of 3 years of age relaxation.


Age Relaxation (in upper age limit)


5 years


3 years

Ex-servicemen (Commissioned Officers and ECOs/SSCOs)

5 Years

Low Vision/ Partially deaf

Up to 10 Years

J&K Domicile Candidates (1 January 1980 to 31 December 1989)

5 Years

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UPSC IFS Nationality Criteria -

  • A candidate should be an Indian citizen.
  • The subject of Nepal or Bhutan is also eligible for the exam.
  • Tibetan who migrated to India as a refugee before 1st January 1962 is also eligible for the exam.
  • In addition, PIO (People of Indian Origin) candidates who migrated from some countries of the world are also eligible for this exam if they have migrated to India with the intention of settling down permanently. These countries are Vietnam, Pakistan, Myanmar, Sri Lanka, and the East African countries of Tanzania, Uganda, Zambia, Malawi, Zaire, Ethiopia, and Kenya. It is required that the government of India should have issued a certificate in their favor.

Educational Qualifications for IFS Exam

The candidate should have done Bachelor’s degree from a recognized University with at least one of the following subjects:

  • Animal Husbandry & Veterinary Science
  • Botany
  • Chemistry
  • Mathematics
  • Geology
  • Physics
  • Zoology
  • Statistics

Candidates with Bachelor’s degrees in Agriculture or Forestry are also eligible.

Candidates possessing a Bachelor’s degree in Engineering are also eligible for the exam.

Number of Attempts Allowed for Indian Forest Service Exam -


Number of Attempts

General candidates

6 attempts

OBC Candidate

9 attempts

SC/ST Candidates

Unlimited attempts

General candidates with Benchmark disability

9 attempts

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Physical Standards Specification for IFS Officer –

Candidates, who qualify for the written test, will have to go for the physical standard test. This test will be carried out following the physical standards laid down in Appendix III of the rules of the Indian Forest Service Examination. They should note that this test is very important for their selection. If they do not fulfill the physical standards, they will be considered unsuitable for the Indian Forest Service.

Download the official Appendix-III

Recommended Study Material for IFS Exam

  • UPSC-IFS Exam: Mathematics (Paper I & II) Main Examination Guide Download
  • IAS & IFS: CE & ME - Strength of Materials - Previous Years Solved Papers (Objective & Conventional) Download
  • 23 Varsh CSAT Samanya Adhyayan IAS Prarambhik Topic-wise Solved Papers (1995-2017) Download
  • UPSC-IFS Main Examination Guide: A Complete Book for Paper I and Paper II (Paper I & II) Download

IFS Exam 2023 Application Process

How to Fill UPSC IFS Application Form

Candidates should visit the official website of the UPSC to fill out the IFS 2023 Exam application form. Here, they will be provided with guidance to fill out the Application form correctly.

Note: The application process for the 2023 session has been started on 1st February 2023.

  • Candidates should, first of all, reach the official website or portal of the commission.
  • They must try to fill out the Application form without making any mistakes. For this, they are required to read the instructions carefully. They must understand what is to be filled in and in which format.
  • Candidates are required to register themselves first on the official website of the Commission. For this, they are required to provide information about their basic details like name, address, mobile number, and valid email id.
  • The commission sends updates and communicates with the candidate through his email id. So candidates must keep their email id until the end of the process of the exam.  
  • They must upload their photo and signature in the given size. They are required to keep the scanned copy of their photo and signature in the jpg format. The size of which should not be less than 3kb and must not exceed 40kb. This is to validate the Application of the candidate to the commission.
  • They must pay the requisite amount of the Application fee to the Commission.

IFS Exam Application Fee

  • Candidates should pay an Application Fee of ₹ 100/.
  • However, the reserved category candidates (SC/ST and Physically handicapped) are exempted from paying any application fee. Female candidates are also not required to pay any application fee.
  • Candidates can pay the fee thru cash, net banking, or credit/debit card.
  • For net banking, candidates can use only the State Bank of India.
  • Candidates can also pay the application fee in cash in any branch of the SBI. They should also take a print of the Pay Slip.

UPSC IFS 2023 Application Form Withdrawal Process

The Commission allows candidates the facility to withdraw applications if they do not wish to appear in the exam. Those who desire to withdraw their UPSC IFS applications can do the same through the website of the Commission within the specified schedule. Consider the following important points to withdraw the application form.

  • Candidates must have submitted the application in the first place to withdraw the application, which means incomplete or applications that were not submitted cannot be withdrawn.
  • Once you complete the withdrawal process, you will not be refunded the application fee.

Candidates need to enter their registration number and registered mobile number in order to withdraw the application. Besides, an OTP is sent at the registered email id and mobile number of the applicant.

IFS Exam 2023 Other Details

IFS 2023 Main Exam e-Admit card

  • The IFS Main 2023 admit card will be released three weeks before the exam.
  • The Commission does not send hard copies of admit cards to the postal address of candidates.
  • Aspirants can only download the admit card from the "Admit Card" page of the official website of UPSC, upsc.gov.in.
  • To download the IFS e-Admit card, candidates are required to enter their ‘Application number’ and ‘Date of Birth’.
  • The admit card carries the roll number, date of exam, the center of the exam, name, and address of the candidate.
  • It is mandatory to carry the admit card to the examination hall.
  • Without the admit card candidate cannot be allowed to take up the IFS Main exam.

How to download UPSC IFS Main admit card?

  • Visit the official website at upsc.gov.in.
  • A link to download e admit card for IFS Mains will be displayed under the what’s new section on the homepage.
  • Click on the link.
  • Key in your login credentials.
  • Your UPSC IFS main admit card will be displayed on the screen.
  • Download and take its printout.

How to download IFS admit card if you forgot your registration ID?

Candidates can follow the steps mentioned below to recover/ re-generate their registration ID:

Step 1: Visit the official website of UPSC - upsc.gov.in

Step 2: Click on the Admit Card link available on the Home page of the website.

Step 3: Read the instructions given on the page and click on the Yes button.

Step 4: Click on the link, "Forgot Registration ID'

Step 5: Enter the following details:

  • Name
  • Father's name
  • Mother's name
  • Date of birth
  • Captcha code as shown on the screen

Step 6: Click on Submit.

On clicking the button, a registration ID will be re-generated.

IFS 2023 Exam Result (Prel. & Main)

- The result of the IFS Exam comes in various stages.

- First comes the Preliminary exam result, and after that, the Main exam result.

- Qualifiers of the Preliminary exam will get a chance to sit and appear for the Main Exam, which will be conducted on 26th November 2023.

IFS 2023 Final Result –

- A total of 110 will be selected to recruit for the eligible posts and have been selected for appointment to the posts in IFS.

- The Sarkari result will also be available on the UPSC Website i.e. upsc.gov.in.

- The mark sheets of candidates are likely to be made available on the Commission’s website within fifteen days from the date of declaration of the result.

UPSC IFS Personality Test/ Interview 2023 –

  • Candidates, who clear the Mains exam, are selected for the next stage of the selection procedure, i.e. the Personality Test.
  • This stage of the exam carries 250 marks.
  • Candidates are tested for their overall personality orientation, which covers their dressing style, communication skills, presence of mind, listening skills, etc.
  • In addition to this, the board of qualified and unbiased observers checks their problem-solving and decision-making skills, leadership qualities, etc.

Candidates are advised to dress formally on the day of the interview and use formal words while being interviewed by the panel of interviewers. They should not use slang or any informal words. While answering the questions, they should speak moderately and avoid bluffing. The marks scored during an interview by the candidates play a crucial role in determining their overall selection in the Indian Forest Service exam.

IFS Exam Frequently Asked Questions

The 2023 Prelims exam for IFS will be held on 28th May 2023.

The Main exam will be held on 26th November 2023.

Candidates can get the Application form for IFS 2023 from 1st February 2023.

There are 3 stages. The Preliminary exam, the Main exam, and the Personality test or the Interview stage.

The Preliminary stage of the IFS exam has two papers:

  • Paper-1 - General Studies
  • Paper-2 - CSAT (Civil Services Aptitude Test)

It is an objective type in nature.

Yes, there is a scheme of negative marking in the IFS exam. For every incorrect answer, a 1/3 mark will be deducted.

The Main exam is a descriptive or summative type.

The candidate should be between the age group of 21 years to 32 years.


Brijbhan Singh , February 22, 2022

Civil service ips

Nimmy, January 12, 2020

Is microbiology degree is eligible for ifs exam?

Exams Planner, January 25, 2020


Debashish Dash, August 22, 2019

The two optional subjects should be different or one can choose the same subject for paper 1&2?

Exams Planner, August 27, 2019

There are lists for optional subjects 1 and optional subjects 2. You can check out the article above for the list.

Adesh Gaynar , June 7, 2019

Induan Forest Service technical hai ya fir non-technical

Exams Planner, June 12, 2019


Kavya , May 26, 2019

Can a ece BTech candidate can apply for this exam ?

Exams Planner, May 31, 2019


Aniruddha Purkait, May 23, 2019

Is B.tech in leather technology eligible for ifs exam?

Exams Planner, May 23, 2019

Yes, candidates with an engineering degree are eligible for the IFS exam.

Ramachandran, April 26, 2019

B E Automobile engineering are eligible ?

Shubh Jani, May 15, 2019


Bipin, March 19, 2019

B.tech agricultural engineering Eligible

Exams Planner, March 19, 2019


Ganesh hagare, December 22, 2018

What is cut off ifs preliminary exam ??

Exams Planner, December 27, 2018

The UPSC IFS Preliminary exam cut-off has not been released yet. However, the result has been released.