UPSC CDS I Online Form 2020-21 (till 17th Nov) Apply Online Notification Syllabus for CDS I Recruitment

UPSC CDS I Online Form 2020: Union Public Service Commission (UPSC) has released the notification for CDS I Recruitment 2020. With the release of official notification, procedure to apply for Combined Defense Services (CDS) has also been started. Aspirants can submit UPSC CDS I Online Form through the official portal of UPSC within the scheduled date. All the candidates who want to join Indian Defense Forces can check their eligibility here and proceed to apply for the available vacancies.

UPDATE: The last date to apply for CDS I 2020 is 17th November 2020. Candidates can check apply link below.

UPSC CDS I Online Form 2020

Applicants will have to take the CDS examination and selected ones will undergo training offered by INA (Indian Naval Academy), IMA (Indian Military Academy), AFA (Air Force Academy), and OTA (Officers’ Training Academy). Youngsters who want to be a part of Indian Armed Forces wait for this exam eagerly. UPSC releases notification for CDS twice in a year and conducts the application procedure accordingly. This time UPSC has released the notification for CDS I 2020.

Aspirants looking to join Indian armed forces can apply online for CDS I recruitment 2020 as application forms are live from 28th Oct 2020. Union Public Service Commission releases notification for selection into CDS every year. CDS selection procedure takes place twice a year. This time UPSC has released online applications for CDS I exam of 2020. With the release of this notification, applicants can apply for available vacancies.

All those aspirants who want to serve the nation by joining Indian Defense forces can apply online and participate in the selection procedure. In this article, we have provided information about application procedure, important date, eligibility, examination pattern and syllabus of CDS I Recruitment 2020.

UPSC CDS I 2020: Details

UPSC CDS  Online Form 2020
Article CategoryApplication
ExamCombined Defense Service (CDS) Exam
Organized ByUnion Public Service Commission (UPSC) 
Notice No.  02/2021-CDS-I
Frequency Of ExamTwice in a year
Year/Phase 2021/ I
Exam LevelNational
Available Vacancies345
Application Submission ModeOnline
Application status Active till 17th November 2020

UPSC CDS I 2020: Available Vacancies  

Have a look at the CDS I 2020 vacancies details shared as under-

Name of CourseNo. of Available Vacancies
Indian Military Academy (IMA), Dehradun, 152 (DE) Course commencing in January 2022100
Indian Naval Academy (INA), Ezhimala—commencing in July 2021 Executive (General Service)/Hydro26
Air Force Academy (AFA) —(Pre-Flying), Training Course commencing in January 202232
Officers Training Academy (OTA), Chennai (Madras) 115th SSC (Men) Course (NT) commencing in April 2022169
Officers Training Academy Non-Technical (Female) 29th SSC Women (Non-Technical) Course commencing in April 202217

UPSC CDS 1 Application Form

With the release of notification for CDS I, online application submission process has also been started. Candidates can apply online to participate in the selection process. Interested candidates will have to make sure that they apply for UPSC CDS I exam before the last date. Here are the important dates associated with this selection process-

EventsImportant Dates
Release Date of UPSC CDS I Notification 28th October 2020
Online Registration Process Start From 28th October 2020
Last date to submit online application17th November 2020
Withdrawal of Application 24th to 30th November 2020
Date of examination7th February 2021
Release of Admit CardJanuary 2021
Result DateTo be notified soon

Eligibility Criteria To Apply for CDS I 2020

It is a must for all the candidates to ensure their eligibility before applying online for I CDS exam 2020. Check the eligibility criteria to apply for CDS Recruitment 2020 first then apply online. Verification of the eligibility of the candidates will be done only after the applicant qualifies all the rounds selection procedure. Interested candidates can check their eligibility from given table before submitting application-

InstitutionAge LimitEligibilityMarital Status
For IMA (Indian Military Academy)19 to 24 yearsBachelor’s degree from a recognized universityUnmarried Male Candidates
Indian Naval Academy19 to 22 years or candidates born not earlier than 2nd July 1997 and not later than 1st July 2002B.E/B.Tech from a recognized university or equivalentUnmarried Male Candidates
For Air Force Academy20 to 24 years. Upper age limit for candidates holding valid and current  Commercial Pilot Licence issued by DGCA (India) is relaxable up to 26 yrsB.E/B.Tech from a recognized university OR Degree from a recognized university with Physics & Mathematics as subjectsUnmarried and Male. Married and above 25 years also can apply.  
Officers Training Academy19 to 25 yearsApplicant must be a graduate from a recognized university or equivalentUnmarried Male Female both can apply. Divorcee and widow can also apply
  • Applicants can get more details about the eligibility from the link given below in the page.

Physical Fitness

It is a must for the applicant to be physically fit to apply for the vacancies in CDS. The image below has some important information about Physical Standard Test (PST);


How To Fill UPSC CDS II Online Form?

Interested and eligible candidates can apply online for available vacancies in CDS Recruitment I 2021. UPSC will accept only online applications from the candidates. Here are the step-wise instructions for every candidate who wish to apply-  

  • As application form will be submitted online, candidates have to begin with opening the official website @
  • On the homepage, click on application link for all UPSC examinations as shown in the picture-
  • Online application submission process is divided into two parts; Part 1 and Part 2. They have to select from the options available as shown in the image below-
  • In part 1, applicants has to complete the registration process to apply for CDS II. In this part, they have to mention personal, educational, and educational details. Here is an example of an application form for CDS;
  • After the completion of initial part of filling the application mode applicant will have to fill part II. Here he has to pay the application form, select the exam center, and upload photographs.\
  • After completing the application process, keep the login details and a printed copy of filled in application form with you for references.

CDS II Application Fee

  • Application for male candidates from General and OBC category is Rs. 200/-.
  • For all female candidates and SC/ST candidates, application fee is NIL.
  • Candidates can pay the application fee with a debit card, credit card, and net banking.

Important Links

Click Here to Apply for UPSC CDS I 2020-21

To read the official Notification about CDS I Examination 2020-21 Click here

Also Read- UPSC CMS Application Form 2020

UPSC CDS I Syllabus

The selection of the candidates will be done based on written tests and intelligence and personality tests. the written exam standard will be of matriculation level. Syllabus of the written test will be as follows;

    Applicants must have a strong grip on subject as the motive to include the English exam in the recruitment process is to check the candidate’s understanding and knowledge about this language.
    Applicant must have information about current affairs, history of India, etc.

    Arithmetic Number System
    Number System, Basic addition, subtraction, multiplication, and division. Elementary Number Theory laws of logarithms, Theory of polynomials, solutions of quadratic equations, use of logarithmic tables. ALGEBRA Basic Operations, H.C.F., L.C.M., the relation between its roots and coefficients (Only real roots to be considered). Simultaneous linear equations in two unknowns—analytical and graphical solutions. Simultaneous linear inequations in two variables and their solutions Rational expressions and conditional identities, Laws of indices.

    Simple trigonometric identities. Use of trigonometric tables. Simple cases of heights and distances.

    Lines and angles, Plane and plane figures, Theorems. Areas of figures which can be split up into these figures (Field Book), lateral surface and volume of right circular cones and cylinders, Surface area and volume of cuboids, surface area and volume of spheres.

    Areas of squares, rectangles, parallelograms, triangle and circle, Areas of figures which can be split up into these figures (Field Book), Surface area and volume of cuboids, lateral surface, and column of right circular cones and cylinders, surface area and volume of spheres.

    Collection and tabulation of statistical data, Graphical representation frequency polygons, histograms, bar charts, pie charts, etc. Measures of central tendency.
    This round of interviews will be conducted in two stages. On clearing stage I applicants will face stage II. When the candidate will reach stage II then he/she will have to stay for four days in the exam premises as stage II will continue for four days.

    Stage I
    Officer Intelligence Rating (OIR) tests or Picture Perception Description Test (PP&DT).

    Stage II
    -Group Testing Officer Tasks
    -Psychology Tests and the Conference.

Any query regarding UPSC CDS I Online Form 2020 can be shared with us through the comment box.

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