CDS 2026 Exam Dates, Notification & Complete Application Guide

Are you a graduate or soon to be graduate and wish to become an officer in Indian Armed Forces? If it is, the CDS exam is created just for you. CDS is an acronym for Combined Defence Services. It is one of the most reputed exams held in India and is conducted by the Union Public Service Commission (UPSC). 

CDS is an opportunity to be selected as an officer in Indian Military Academy (IMA), Indian Naval Academy (INA), Air Force Academy (AFA) and Officer's Training Academy (OTA). This exam is also one of the most inclusive defence recruitment exams in the country as both men and women can appear for it. 

In this complete cds exam guide, you will get to know the complete details of the cds exam date 2026, how to read the cds notification, how to fill the cds application form, which are the best cds preparation books, and a simple strategy to help you qualify the written exam.

CDS Notification 2026 — What It Contains and Where to Find It

The cds notification is the UPSC official notification that informs you about all the details regarding the CDS exam. It's the first document you'll need to read before applying, before preparing, and before making plans. 

The cds notification includes exam dates, the number of vacancies available in each academy, eligibility criteria, how to apply, important rules and the exam schedule. UPSC publishes two notifications for CDS every year, one for CDS I (October/November of the previous year) and another for CDS II (May/June of the year). 

The official notification of the cds is available on the UPSC website at upsc.gov.in and also on the UPSC mobile app. Always read the notification from the official source. Don't use only third party websites, since some information might be missing or inaccurate. It's a good idea to save a PDF of the cds notification on your phone or laptop so you can always have it to hand.

CDS Exam Date 2026 — Full Schedule for CDS I and CDS II

One of the most searched defence aspirant information for cds exam date 2026. UPSC conducts the CDS exam twice a year. The following table shows the approximate dates for both CDS I and CDS II for 2026, based on previous years' patterns. Please always check these from the official cds notification from the UPSC website.

As observed above, the date of the CDS exam 2026 is in February for CDS I and September for CDS II. This means that if you don't get a passing grade in CDS I, you have another opportunity later in the same year. Taking both exams at the start of the year maximises your chances of passing both.

Read More - How to Score 100+ in CDS General Knowledge Paper: Topic-Wise Strategy

CDS Eligibility Criteria — Who Can Apply?

It is very important to check before filling cds application form whether you fulfill all the eligibility conditions. Even if you apply without fulfilling the criteria, your application can be rejected after the exam. 

Nationality must be Indian. Educational qualifications required for Education are a graduation degree from a recognised university. In the case of Air Force Academy, Physics and Mathematics in Class 12 is required. The Naval Academy requires an Engineering Degree. 

Candidates with age between 19-25 years are eligible for applying IMA & OTA in Age. The age range for INA and AFA is 19-24 years. Both male and female are eligible to apply for Gender, but only females are eligible for OTA. Marital Status – All candidates must be unmarried on the day of their enrollment in the academy. 

Physical fitness is also an important qualification. Must be able to meet height, weight and eyesight requirements of the services. Full details of physical standards are always listed in the cds notification.

CDS Application Form — Step-by-Step Filling Guide

The cds Application Form is to be filled online through the official website of UPSC. It's easy to do, but you need to pay attention to all the details you enter. An error in your application can result in its rejection. 

First step is to visit upsconline.nic.in and search for the CDS 2026 application link. To start, click on it. Registration is the second step. Fill in your basic information such as full name as written on your class 10 certificate, date of birth, email address and mobile number. A registration ID and password will be provided to you.

 The third step is to log in with your registration details and fill in the full application. This includes information about you, your educational qualifications, your preferred academy, exam centre and your category. Care must be taken when entering your date of birth and educational information; these details cannot be changed after you have submitted your application. 

The fourth step is to upload your photo and signature. The picture must be in colour, white background and recent. Before uploading, verify the size and format of the CDs as indicated in the cds notification. The 5th step is fee payment. The application fee is around Rs. The fee for General/OBC candidates is 200. Generally, students from SC, ST and women categories are exempted from paying the fee. 

The last step is to fill out the cds application form and download the confirmation page. Please save and print this page. It is a proof of the successful application. Do not attempt to complete the form on the last day as technical problems are prone to occur on the website on the last day.

CDS Exam Pattern and Marking Scheme

A good cds exam guide is to understand the exam pattern before you begin studying. The number of papers required for CDS is different for different academy. Here is a nice table:

Each question has four answers and is multiple choice. The same rule of NDA marking scheme is applicable here: One-third of marks are deducted for every wrong answer. No need to guess at random. Leave a question blank if you are not sure. The weightage of the SSB interview after the written test is same, hence, passing the written test is just the first step towards selection.

CDS Syllabus Overview — English, GK, and Elementary Maths

Understanding the syllabus is an important component of any cds exam guide. Let's learn about what each paper is about. 

English will assess your knowledge of the language by means of grammar, vocabulary, sentence correction, fill-in-the-blanks, reading comprehension, and ordering of sentences. The standard is graduation level but most of the questions are based on the concepts of English grammar level 10 to 12. 

The General Knowledge paper is the widest paper. It includes Current Events, History of India and the World, Geography, Indian Politics and Economy, Physics, Chemistry, Biology, and General Science. The newspapers are read daily and NCERT books are revised from 6th to 12th standard which covers most of the questions asked in this paper. 

The Elementary Mathematics paper (for IMA, INA and AFA candidates only) includes Arithmetic, Algebra, Geometry, Trigonometry, Mensuration, Statistics and Number Systems. This paper is of class 10th mathematics level. This paper is the easiest paper in which candidates can score high marks in CDS exam as they are strong in Maths.

CDS Exam Guide — Smart Strategy to Crack the Written Exam

A good cds exam guide is more than simply a list of books, it's a plan of action. This is the most intelligent approach to crack the CDS written exam in 2026. 

Begin your preparation at least 4-6 months prior to the cds exam date 2026. The first two months, concentrate on developing concepts from NCERT books and your selected cds preparation books. No mock tests just yet, build up a solid foundation first. 

Beginning from Month 3, begin solving the practice questions of each topic. Give special attention to subjects where you lose the most marks. General Knowledge and English vocabulary are the areas with which the majority of pupils struggle. Write 5 facts and 5 words each day in a small notebook. 

Begin solving complete previous year CDS papers with timed condition from Month 5. Review all your errors after each mock test. Don't simply get it right or wrong, understand why you got something wrong and correct it right away. 

Avoid introducing any new topic in the last month prior to the exam. This time should be reserved for revision and mock tests and for keeping up to date with current affairs. Get a good night's sleep, eat right and exercise. The fit body equals the sharp and confident mind on exam day.

Conclusion

CDS 2026 is a golden opportunity to all the graduates who are aspiring to serve the country as an officer and are dreaming of wearing the uniform. With the knowledge of the cds exam date 2026, understanding the cds notification format, filling out the cds application form, and selecting the appropriate cds preparation books, you are now well-equipped to embark on your preparation journey. With the knowledge of the cds exam date 2026, understanding the cds notification format, filling out the cds application form, and selecting the appropriate cds preparation books, you are now well-equipped to embark on your preparation journey. 

Now, the most crucial thing is to take action. As soon as the official cds notification is released read it. Complete the cds application form correctly and on time. Select your cds preparation books and begin studying today. Regularly solve previous year papers and revise regularly. 

Every year thousands of students prepare for the CDS exam with focused efforts and guidance and clear the exam. You can be one of them in 2026! This is the first step in your rank, uniform and service to the nation.